408 jobs found

Network Security Engineer with strong WAF experience (m/f) Start : ASAP Duration : 6 months Location : fully remote What you'll do You will design, implement, and continuously improve cloud network security controls with a focus on WAF tuning, DDoS detection, and mitigation across AWS, Azure, and GCP. You will optimize WAF rules to minimize false positives while protecting against OWASP Top 10 threats and application-specific risks. You will enhance DDoS strategies across L3-L7, monitor anomalies, validate mitigation effectiveness, and support investigations with SOC and threat intelligence teams. You will implement network security and DDoS safeguards as code using Terraform, Bicep, CDK, or similar, ensuring consistent multi-cloud governance. You will analyze logs and telemetry to identify abuse patterns and integrate visibility into SIEM platforms. You will define standards for cloud Firewalls, WAF, and DDoS configurations, support audits, partner with engineering and DevOps teams on secure architectures, and provide L2/L3 support for escalated security issues. What you bring You bring 5+ years of cloud or network security engineering experience and expert hands-on knowledge of AWS WAF, Azure WAF, and Cloud Armor. You have strong skills in WAF rule tuning, DDoS mitigation techniques, and cloud network security controls such as NSGs, Firewalls, and zero-trust principles. You are skilled in Terraform or similar IaC/PaC tools, with Scripting abilities in Python or Bash. You understand DevSecOps integration, multi-cloud environments, and analysing logs for threat patterns. Cloud security certifications are a plus.

Network Engineer Permanent | Up to £48k per annum | Hybrid (2/3 days on-site per week) | Havant, Hampshire Our leading client are looking to onboard a Network Engineer into their team on a permanent basis. The right candidate will play a key role in designing, implementing, and supporting both traditional and cloud-based network environments, with a particular focus on Fortinet technologies and network security. Experience required: Maintain secure network infrastructure across on-premises and cloud environments Configure, manage, and troubleshoot Fortinet Firewalls and security appliances Monitor network performance and proactively resolve issues Support cloud networking (Azure) and hybrid connectivity Implement and maintain network security measures Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. Proactive Appointments Limited operates as an employment agency and employment business and is an equal opportunities organisation We take our obligations to protect your personal data very seriously. Any information provided to us will be processed as detailed in our Privacy Notice, a copy of which can be found on our website

2nd Line Support Engineer Salary: Up to £37,000 + exceptional benefits package including over 20% employer pension contrubutions Location: Stockport Type: Full-time, office-based Are you an experienced 2nd Line Support Engineer looking for a technically varied role where your expertise genuinely makes a difference Our client is an award-winning healthcare provider delivering critical NHS services across Greater Manchester. As an employee-owned organisation with a strong social purpose, they combine innovative digital technology with outstanding clinical care to improve outcomes for patients and communities. With a highly capable Digital Technology Services team already in place, they are now looking to strengthen the team further with the addition of a skilled IT Support Engineer. This role will see you supporting and developing a modern IT environment that underpins essential healthcare services. You ll provide high-quality 1st and 2nd line support across infrastructure, systems and end-user technology, ensuring systems remain secure, reliable and efficient. Alongside troubleshooting and service delivery, you ll also play an active role in improving infrastructure, identifying opportunities for automation and supporting the organisation s ongoing digital transformation. Job Description Provide high-quality 1st and 2nd line technical support to internal users, ensuring a professional and responsive service Manage incidents and service requests through the ITSM ticketing system Diagnose and resolve hardware and software issues across servers, desktops, mobile devices and peripherals Support and maintain core IT infrastructure including servers, cloud platforms and networking components Assist with the management of Microsoft 365, Active Directory and Group Policy environments Support virtualised infrastructure and cloud services including Azure or AWS Maintain accurate documentation of systems, procedures and incident resolutions Contribute to security best practice and compliance with standards such as GDPR and ISO 27001 Participate in an out-of-hours on-call rota to ensure service continuity Person Specification Minimum of 3 years experience in a 2nd line IT support or systems support role Degree in Computer Science / IT-related discipline or equivalent commercial experience Strong knowledge of Windows client and server operating systems Experience supporting Microsoft 365, Active Directory and Group Policy Objects Understanding of networking fundamentals including VLANs, switching and routing Experience with firewalls (ideally Fortinet) Familiarity with virtualisation technologies such as Hyper-V Exposure to cloud platforms including Azure and/or AWS Working knowledge of automation tools such as PowerShell Strong communication skills with the ability to explain technical concepts to non-technical users Full UK driving licence Relevant certifications such as CompTIA A+ or Microsoft Azure Administrator are advantageous Why Apply This is an opportunity to join a highly respected, employee-owned organisation that invests heavily in both its people and its technology. You ll work within a collaborative digital team supporting critical healthcare services while developing your own technical capabilities through continuous professional development and certification opportunities. In return, our client offers a salary of up to £37,000, an exceptional benefits package, and the chance to work in an organisation where culture, values and employee engagement genuinely matter. To apply, please submit your CV by clicking on the relevant links. If successful, you will be contacted by one of our consultants within 3 working days. Unfortunately, due to the volume of applications we expect to receive for this vacancy, if you do not hear from us within this time, you should presume your application has been unsuccessful on this occasion. Grassroots Recruitment is acting as a recruitment agency and a recruitment business in respect of this vacancy. Grassroots Recruitment is an equal opportunities employer and recruiter. We welcome applications from all sections of the community, regardless of age, race, sex, sexual orientation, marital status, religion or disability.

Infrastructure Engineer - Windows Server & Networking Firewalls DV Clearable Location: East Birmingham (Marston Green) - Full-Time, On-Site Salary: 40,000 - 47,000 + Benefits An experienced Infrastructure Engineer is required to join a technical team supporting secure, enterprise IT environments in Birmingham. This Infrastructure Engineer role combines Windows Server infrastructure and networking, making it ideal for someone who enjoys working across both server platforms and network technologies. The successful Infrastructure Engineer will help maintain and support critical infrastructure including Windows Server environments, Active Directory, LAN/WAN networks, and firewall platforms within a highly secure operational setting. Candidates must be eligible for DV (Developed Vetting) security clearance . The Role As an Infrastructure Engineer, you will support the day-to-day operation, maintenance, and improvement of enterprise IT infrastructure. This includes a mix of Windows server administration and network infrastructure support, ensuring systems remain secure, reliable, and high performing. Key responsibilities include: Supporting and maintaining Windows Server infrastructure and core IT systems Administering and supporting Microsoft Active Directory environments Supporting LAN, WAN, and network infrastructure Assisting with the configuration and maintenance of enterprise firewall platforms including Palo Alto, Cisco ASA, or FortiGate Supporting VPN connectivity and secure remote access Troubleshooting infrastructure and network issues across server and network environments Monitoring infrastructure performance and resolving incidents Maintaining technical documentation and infrastructure diagrams Supporting incident response and assisting with root cause analysis Working collaboratively with other engineers to maintain secure and resilient systems Required Skills & Experience Successful candidates for the Infrastructure Engineer role will have experience supporting enterprise IT infrastructure environments, including: Experience working as an Infrastructure Engineer, Systems Engineer, or Network Engineer Experience supporting Windows Server environments Administration experience with Microsoft Active Directory Good understanding of networking fundamentals including TCP/IP, LAN/WAN, and connectivity troubleshooting Experience supporting or administering network infrastructure Exposure to firewall technologies such as Palo Alto, Cisco ASA, FortiGate, or similar Experience supporting VPN connectivity or remote access solutions Familiarity with infrastructure monitoring and troubleshooting tools Strong problem-solving, documentation, and communication skills Desirable: Certifications such as CCNA, Network+, or Microsoft infrastructure certifications Exposure to Linux environments Experience working within secure or regulated environments Candidates must be eligible for DV clearance (British nationality and long-term UK residency required). Why Apply? This Infrastructure Engineer role offers the opportunity to work in a secure, enterprise-scale technical environment supporting critical infrastructure. Engineers will gain exposure to networking, firewall technologies, and Microsoft infrastructure while working as part of a collaborative and highly trusted team. If you are an Infrastructure Engineer looking for a role combining Windows infrastructure and networking technologies , click apply now to learn more.

Senior IT Technician Location: Wolverhampton + Other local site Salary: 38,000 - 45,000 Hours: Monday - Friday, 08:00 - 17:00 (Early finish on Fridays) The Best Connection are recruiting on behalf of our client for an experienced Senior IT Technician to take ownership of the IT infrastructure across multiple UK sites. This is a hands-on senior role responsible for maintaining and improving the organisation's IT environment, ensuring systems remain secure, reliable and aligned with operational and commercial objectives. Supporting approximately 120 users across engineering, manufacturing, finance and commercial teams, you will act as the primary escalation point for infrastructure matters and play a key role in delivering IT improvements and projects. Key Responsibilities Own and maintain the Group IT infrastructure across all UK sites including servers, endpoints, networking and cloud environments. Ensure high levels of system availability, performance and resilience. Lead cybersecurity measures including MFA, endpoint protection, patch management and vulnerability remediation. Maintain and test backup and disaster recovery processes. Provide 2nd and 3rd line technical support and act as the main escalation point for infrastructure issues. Manage Microsoft 365, Entra ID (Azure AD), Intune and Exchange Online. Maintain Windows Server environments including Active Directory, Group Policy, DNS and DHCP. Oversee network infrastructure including firewalls, VPNs, VLANs and Wi-Fi connectivity. Support and optimise ERP/MRP systems and related manufacturing integrations. Manage third-party IT providers, licensing and hardware procurement. Lead and deliver IT projects such as migrations, network refreshes and system upgrades. Maintain accurate IT documentation including asset registers, network diagrams and policies. Support and train users while promoting structured ticketing and digital best practice. Essential Requirements Minimum 5 years' experience in hands-on IT infrastructure roles At least 2 years in a senior or lead IT capacity Strong experience with Windows 10/11 environments Experience administering Microsoft 365 Knowledge of Active Directory and Azure AD Understanding of networking fundamentals (TCP/IP, DNS, DHCP, Wi-Fi) Experience with endpoint security, patching and remote support tools Full UK driving licence and willingness to travel between sites Desirable CompTIA Network+ or Security+ ITIL Foundation Experience with Cyber Essentials Plus or ISO 27001 frameworks Backup and virtualisation platforms such as Veeam, VMware or Hyper-V Exposure to ERP/MRP systems (e.g. SAP Business One, Epicor, Infor or Sage) Experience delivering IT infrastructure projects The Ideal Candidate The successful candidate will be a proactive and hands-on IT professional who takes ownership of infrastructure performance, continuously improves system resilience and cybersecurity, and communicates technical matters clearly to both technical and non-technical stakeholders. This is an excellent opportunity to join a growing organisation where you can play a key role in developing and strengthening the IT environment. Apply today with The Best Connection to learn more about this opportunity. The Best Connection is acting as an Employment Agency in relation to this vacancy.

IT System Engineer - (Patch Management) Location: London - E16, UK (Hybrid - Office, Customer Sites & Remote) Employment Type: Full-Time Reports To: Lead System Engineer Role Overview We are seeking a skilled and proactive IT System Engineer to join our London-based infrastructure team. The successful candidate will be responsible for the delivery of patch management services and the hands-on installation of updates, upgrades, patches, and hotfixes across enterprise environments. This role is both customer-facing and internally focused, requiring work at our London office, remote support, and on-site visits to Network Rail & TfL customer locations across Greater London and surrounding areas. The position requires strong technical capability, excellent documentation skills, and a professional approach when operating within client environments. Key Responsibilities Patch & Update Management - Plan, test, schedule and deploy patches, updates, service packs, upgrades, and hotfixes. - Manage structured patch cycles (monthly, emergency, zero-day response). - Perform pre-deployment testing and post-implementation testing & validation. - Maintain patch compliance reporting and remediation tracking. - Ensure minimal disruption to production systems. OS Infrastructure - Updates to various Linux distributions, Ubuntu, Debian, Red Hat etc. - Updates to Windows Server (2016/2019/2022) & Windows 10/11 environments. - Configure and administer WSUS. Network & Security Infrastructure - Deploy firmware updates and patches for: - Cisco routers and switches - Cisco firewalls - Juniper firewalls - Perform configuration backups and validation before changes. - Assist with vulnerability remediation and security audits. Virtualisation - Manage patching and lifecycle updates for VMware environments. - Maintain and upgrade VMware ESXi hosts and vCenter. - Ensure VM availability during maintenance cycles. Customer Engagement - Deliver on-site patching and maintenance at customer locations. - Provide clear communication before, during, and after maintenance windows. - Produce change documentation and implementation reports. - Work within ITIL change control processes. Required Skills & Experience Essential - 5+ years' experience in infrastructure or systems engineering roles. - Experience delivering structured patch management processes. - Knowledge of change management and maintenance windows. - Excellent troubleshooting and root-cause analysis skills. - Strong hands-on experience with some, or all of the following: - Windows Server & Windows Workstation environments - Linux Operating Systems - WSUS administration - Cisco rout ers & switches - Cisco and Juniper firewalls - VMware vSphere ( ESXi, vCenter, vLCM) - HPE & Dell server firmware Desirable - Familiarity with backup solutions. - Exposure to automation (PowerShell scripting). - ITIL Foundation certification. - Vendor certifications (Microsoft, Cisco, VMware, Juniper). - Experience working within Network Rail or Transport for London industry sectors. Personal Attributes - Professional and customer focused. - Highly organised with strong documentation skills. - Comfortable working out-of-hours during maintenance windows. - Strong communication skills (written and verbal). Working Conditions - Hybrid working model (London office, remote, and customer sites). - Occasional evening or night work during planned maintenance windows. - Travel within Greater London and surrounding areas. What We Offer - Competitive London-based salary. - Company pension scheme. - 26 days Holiday plus Bank Holidays - Employee portal - Professional development and certification support. - Exposure to diverse enterprise customer environments. - Opportunity to work across multi-vendor infrastructure technologies.

Major IT have partnered with a global player in the FMCG and Food Manufacturing business. As a business, my client operates across 8 national UK sites covering international food production and supply chain management into 17 countries worldwide. This is a brand new role to bring inhouse a fully functional IT specialist team to support my clients 3 core sites in Glasgow, Scunthorpe and Burton. The ideal person will come from a similar IT technical environment, ideally with some commercial troubleshooting of 1st or 2nd line level enquiries, with working knowledge of O365, Windows 10 including servers 2016/19 and firewall security exposure. You will have a proven ability to problem solve and work effectively with the internals teams including close collaboration with the IT manager based at the Burton office. This is an opportunity to gain wider experience working with core networking systems including routers, switches, WiFi backups and VOIP systems. Additional to this, you will support the technical estate from desktops, laptops, printers, scanners, touchscreens and internal telephone systems. My client operates a JIRA system to manage the service desk tickets and to ensure requests are responded to within agreed SLA s. It would also be great to hear from anyone that has core networking exposure of CISCO and DNS / DHCP knowledge. Due to the role and location, you will need access to a car and will require someone to be onsite 5 days per week Benefits: 25 Days Annual Leave + 8 public holidays Standard Pension Scheme Ongoing Training & Development Industry certifications CCNA or Network+

2nd Line Support Engineer London £30,000 - £35,000 We have an exciting opportunity for a highly motivated individual to join our client, a managed Services Technology business, to work on their rapidly growing Outsourced IT Helpdesk. As a 2nd Line Engineer, you will be supporting one of their high-profile clients in resolving incidents within their Microsoft 365, Azure Active Directory and Intune environments. Job Duties Provide second-line technical support for Microsoft 365, Azure Active Directory, and Intune environments, resolving incidents efficiently and effectively. Investigate, diagnose and resolve complex technical issues escalated from first line support. Communicate clearly and professionally with customers, including face-to-face interactions, ensuring a high level of customer satisfaction. Maintain accurate documentation of all support activities, including incident reports and resolution steps. Collaborate with third-party vendors and internal teams to resolve issues beyond the immediate scope. Participate in continuous service improvement initiatives by providing feedback and suggestions. Ensure compliance with company policies, procedures and security standards in all support activities. Support desktop and mobile device management through Intune, including policy application and troubleshooting. Monitor system performance and assist with the deployment of updates or patches as required. Required Experience: At least two years experience working in a second-line IT support capacity. Strong understanding of Microsoft cloud technologies, including Microsoft 365, Azure Active Directory and Intune. Good knowledge of networking concepts such as TCP/IP, DNS, DHCP, VPN and firewalls. Excellent verbal and written communication skills, with the confidence to engage directly with customers. Ability to commute reliably to Central London on a daily basis. A relevant IT qualification or equivalent experience in a technical support role is essential. Experience supporting Microsoft 365 workloads and Azure Active Directory services. Experience with device management solutions, preferably Microsoft Intune. Strong problem-solving skills with a methodical approach to incident management. Ability to manage multiple tasks and prioritise effectively in a fast-paced environment. Good interpersonal skills with the ability to explain technical information clearly to non-technical users. To apply for this role as 2nd Line Support Engineer, please click 'Apply Online' and upload an updated copy of your CV. Please include your current Address/Location within your CV or application. Applications without a location may not be considered, and those with a location will be prioritised. If you are looking to relocate, then please state this along with your current location.

Cyber Security Engineer - SIEM/XDR/Crowdstrike/AWS Manchester - hybrid/office based £50-60k pa A successful technology company in Manchester are recruiting a Security Engineer to assess and evaluate the effectiveness of existing security controls. You will also be responsible for the design and implementation of security solutions to mitigate risks. Your experience should include: Firewall and Intrusion Detection system implementation Responding to security incidents and events Performing security audits Maintaining security controls SIEM, Crowdstrike and AWS As part of a small team you will be solely responsible for ensuring the technical team meet security standards and pass security audits as well as protecting company & customer data. Cyber Security Engineer - SIEM/XDR/Crowdstrike/AWS Manchester - hybrid/office based £50-60k pa

Cloud Security Pre-Sales Consultant - Cloud, Security, AWS, Azure Salary: £60,000 - £65,000 (Depending on Experience) Location: London/Hybrid (willingness to travel on-site required) Company Overview A forward-thinking and entrepreneurial cloud security company, partnering with major organisations and continuing to grow rapidly, is offering a brand-new opportunity for an ambitious Cloud Security Pre-Sales Consultant looking to take the next step in their career. The Ideal Candidate We don't expect candidates to meet every requirement - if you have a solid foundation in cloud security and pre-sales and the drive to learn, we'd love to hear from you. Experience 2-4 years' experience in cloud security, pre-sales engineering, technical consulting, or security operations. Exposure to at least one major cloud provider (Azure, AWS, or GCP), with a willingness to broaden your expertise. Understanding of hybrid and on-premise security concepts. Awareness of key frameworks such as ISO 27001, NIST, SOC 2, and CIS Controls. Cloud Security Technologies & Platforms Experience with some of the following is helpful (not all required): Microsoft Defender for Cloud, AWS Security Hub, GuardDuty, GCP Security Command Center. Microsoft Sentinel, AWS CloudTrail, Config, KMS, GCP Cloud Logging. CSPM: Prisma Cloud, Wiz, Orca, Lacework, CloudGuard. CIEM: SailPoint, Saviynt, Veza. Identity & Access Management Azure AD/Entra ID, AWS IAM, GCP IAM, MFA, SSO, Zero Trust principles. Network & Infrastructure Security Cloud-native Firewalls, WAFs, VPN, ZTNA, API security fundamentals. Container & DevSecOps Security Basic exposure to Kubernetes (AKS, EKS, GKE), container scanning, SAST/DAST, IaC security. SIEM & Endpoint Security Splunk, Microsoft Sentinel, Elastic Security, CrowdStrike, Defender XDR. Certifications (Nice to Have, Not Essential) Security+, CySA+, CEH, CCSP, CISM, CISSP (or working towards them). AWS/Azure/GCP security certifications. ISO 27001 certifications. GIAC (GCLD, GSEC, GDSA), CKS. What You'll Be Doing Supporting client engagements by shaping cloud security solution designs. Delivering demos, presentations, and workshops with support from senior team members. Communicating effectively with both technical and non-technical audiences. Assisting with post-sales technical delivery where required. Contributing to company growth by sharing ideas and collaborating across teams. About Adecco Adecco is acting as an Employment Agency. We are proud to be an equal opportunities employer and are on the client's supplier list for this position. Useful Keywords Cloud Security, Cyber Security, Pre-Sales Consultant, Azure Security, AWS Security, GCP Security, CSPM, CIEM, IAM, Zero Trust, SIEM, XDR, Kubernetes Security, DevSecOps, ISO27001, SOC 2, Security Consultant.

Principal Network Architect As a Principal Network Architect , you will be a trusted advisor, technical authority, and strategic partner to our clients. You will lead the design of complex, secure, and scalable network architectures, translating business requirements into robust technical solutions. This role combines technical leadership, solution architecture, consultancy, and pre-sales engagement, requiring a strong ability to operate at both strategic and hands-on levels. You will work closely with customers, sales, delivery teams, engineering functions, and senior stakeholders-guiding engagements from initial concept through to detailed design, delivery oversight and operational readiness. Key Responsibilities Client Engagement & Consultancy Operate as a trusted advisor for key clients and prospective customers (new logos). Engage with stakeholders from C-level executives to technical engineering teams , translating complex technical and business requirements into high-level and detailed technical architectures. Provide expert consultancy on network strategy, transformation roadmaps, best practices, and emerging technologies. Build strong, long-term relationships that support account growth and customer satisfaction. Technical Leadership & Architecture Act as the Design Authority across major programmes, owning the end-to-end technical vision from inception through transition to operations. Architect network solutions across environments of varying scale-from small to mid-sized infrastructures through to highly complex, large-scale enterprise and multi-site architectures-covering LAN/WAN, Wireless, routing, switching, SDN, and security technologies. Ensure all designs are scalable, resilient, secure, and aligned to customer requirements, technical strategy, and industry best practices Lead creation of high-quality architectural documentation, including HLA, HLD, LLD, standards, and design patterns. Ensure designs align with industry best practices, compliance requirements, and customer governance processes. Pre-Sales, Bids & Commercial Support Partner with the Sales team during pre-sales engagements to define solutions, scope opportunities, and support commercial proposition development. Lead technical responses for Tenders, IITs, and RFPs , including architecture design, technical writing, risk identification, and pricing model support. Present proposed solutions to senior client stakeholders with clarity, confidence, and technical authority. Collaboration & Delivery Oversight Work alongside multi-disciplinary delivery teams, providing leadership, technical guidance, and assurance during implementation phases. Support project managers and engineering teams to ensure solutions are delivered in line with architectural intent and to the highest quality. Contribute to internal knowledge sharing, capability development, and practice maturity across the organisation. Contribute to the identification, design, and development of innovative internal products, frameworks, and service offerings that enhance CACI's strategic advantage, improve delivery efficiency, and support growth across key market sectors. Technology Coverage Across a broad and evolving technology landscape, including: Enterprise LAN/WAN, SD-WAN, SDA and Wireless architectures Data Centre end to end solutions Routing & switching technologies Network Security, Firewalls, Zero Trust, SASE/SSE Software-defined networking solutions Cloud networking (AWS/Azure/GCP/OCI) - highly desirable Automation, orchestration & Infrastructure-as-Code - desirable What We're Looking For Technical & Professional Expertise Proven experience designing and delivering large-scale network and security solutions across enterprise or service provider environments. Deep understanding of network architecture principles, high availability design, routing protocols, segmentation, security architectures, and cloud networking. Experience acting as the final technical authority or Design Authority on complex engagements. Strong background in pre-sales, tender responses, and solution shaping . Ability to clearly articulate complex technical concepts to non-technical audiences and senior stakeholders. Consultancy & Communication Excellent interpersonal, written, and verbal communication skills-capable of producing well-structured technical documentation and delivering impactful presentations. Ability to engage with business stakeholders and end-users to diagnose issues, propose solutions, and provide strategic recommendations. Comfortable representing the organisation independently, with a focus on delivering outstanding customer experiences. Ways of Working Demonstrably collaborative approach when working with sales, engineering, and delivery functions. Self-sufficient, proactive, and comfortable working in high-pressure environments. Experience working within Agile/Scrum, Waterfall, and hybrid project delivery methodologies. Strong commitment to continuous learning and staying ahead of industry advancements. Desirable Certifications & Skills (Certifications not required but advantageous) CCNP/CCIE, JNCIP/JNCIE, or equivalent expert-level certifications Security vendor certifications from platforms such as Fortinet (NSE), Palo Alto (PCNSE/PCNSA), Cisco Security (CCNP Security/CCIE Security), and Check Point (CCSA/CCSE). Cloud certifications (AWS/Azure/GCP/OCI) Strong understanding of structured delivery and operational frameworks (ITIL, PRINCE2, AgilePM, or similar project/service management certifications) Experience with automation tools (Python, Ansible, Terraform, etc.)

CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide variety of opportunities to work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. As a Principal Network Architect, you will be a trusted advisor, technical authority, and strategic partner to our clients. You will lead the design of complex, secure, and scalable network architectures, translating business requirements into robust technical solutions. This role combines technical leadership, solution architecture, consultancy, and pre-sales engagement, requiring a strong ability to operate at both strategic and hands-on levels. You will work closely with customers, sales, delivery teams, engineering functions, and senior stakeholders-guiding engagements from initial concept through to detailed design, delivery oversight and operational readiness. Key Responsibilities Client Engagement & Consultancy Operate as a trusted advisor for key clients and prospective customers (new logos). Engage with stakeholders from C-level executives to technical engineering teams, translating complex technical and business requirements into high-level and detailed technical architectures. Provide expert consultancy on network strategy, transformation roadmaps, best practices, and emerging technologies. Build strong, long-term relationships that support account growth and customer satisfaction. Technical Leadership & Architecture Act as the Design Authority across major programmes, owning the end-to-end technical vision from inception through transition to operations. Architect network solutions across environments of varying scale-from small to mid-sized infrastructures through to highly complex, large-scale enterprise and multi-site architectures-covering LAN/WAN, Wireless, routing, switching, SDN, and security technologies. Ensure all designs are scalable, resilient, secure, and aligned to customer requirements, technical strategy, and industry best practices Lead creation of high-quality architectural documentation, including HLA, HLD, LLD, standards, and design patterns. Ensure designs align with industry best practices, compliance requirements, and customer governance processes. Pre-Sales, Bids & Commercial Support Partner with the Sales team during pre-sales engagements to define solutions, scope opportunities, and support commercial proposition development. Lead technical responses for Tenders, IITs, and RFPs, including architecture design, technical writing, risk identification, and pricing model support. Present proposed solutions to senior client stakeholders with clarity, confidence, and technical authority. Collaboration & Delivery Oversight Work alongside multi-disciplinary delivery teams, providing leadership, technical guidance, and assurance during implementation phases. Support project managers and engineering teams to ensure solutions are delivered in line with architectural intent and to the highest quality. Contribute to internal knowledge sharing, capability development, and practice maturity across the organisation. Contribute to the identification, design, and development of innovative internal products, frameworks, and service offerings that enhance CACI's strategic advantage, improve delivery efficiency, and support growth across key market sectors. Technology Coverage Across a broad and evolving technology landscape, including: Enterprise LAN/WAN, SD-WAN, SDA and Wireless architectures Data Centre end to end solutions Routing & switching technologies Network Security, Firewalls, Zero Trust, SASE/SSE Software-defined networking solutions Cloud networking (AWS/Azure/GCP/OCI) - highly desirable Automation, orchestration & Infrastructure-as-Code - desirable What We're Looking For Technical & Professional Expertise Proven experience designing and delivering large-scale network and security solutions across enterprise or service provider environments. Deep understanding of network architecture principles, high availability design, routing protocols, segmentation, security architectures, and cloud networking. Experience acting as the final technical authority or Design Authority on complex engagements. Strong background in pre-sales, tender responses, and solution shaping . Ability to clearly articulate complex technical concepts to non-technical audiences and senior stakeholders. Consultancy & Communication Excellent interpersonal, written, and verbal communication skills-capable of producing well-structured technical documentation and delivering impactful presentations. Ability to engage with business stakeholders and end-users to diagnose issues, propose solutions, and provide strategic recommendations. Comfortable representing the organisation independently, with a focus on delivering outstanding customer experiences. Ways of Working Demonstrably collaborative approach when working with sales, engineering, and delivery functions. Self-sufficient, proactive, and comfortable working in high-pressure environments. Experience working within Agile/Scrum, Waterfall, and hybrid project delivery methodologies. Strong commitment to continuous learning and staying ahead of industry advancements. Desirable Certifications & Skills (Certifications not required but advantageous) CCNP/CCIE, JNCIP/JNCIE, or equivalent expert-level certifications Security vendor certifications from platforms such as Fortinet (NSE), Palo Alto (PCNSE/PCNSA), Cisco Security (CCNP Security/CCIE Security), and Check Point (CCSA/CCSE). Cloud certifications (AWS/Azure/GCP/OCI) Strong understanding of structured delivery and operational frameworks (ITIL, PRINCE2, AgilePM, or similar project/service management certifications) Experience with automation tools (Python, Ansible, Terraform, etc.) Training CACI Network Services develops individuals through a portfolio of training and development options such as certified training courses, workshops, technical conferences, boot camps, on-line training and much more. You will have the opportunity to work on some of the most advanced networking hardware in the industry as well as development of your abilities and talents to become one of the best in the field. Flexibility The key to our success is our teamwork and collaboration. We take a hybrid approach - working remotely and coming into the office depending on the business demand and collaboration required as part of the delivery process. Benefits Competitive salary Target based commission package Matched pension contributions up to 5% Life Insurance Personal Accident Insurance Private Health Insurance from 2nd anniversary Sickness & Disability income protection from 3rd anniversary On site gym membership at our Kensington Office. Equal opportunities CACI is proud to be an equal employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination. As a Disability Confident employer, we will: Provide reasonable adjustments in the recruitment process where requested (contact a member of the recruitment team on to discuss individual requirements further). Offer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview. Our people are unique, and we encourage, and support them, to be confident in contributing to our inclusion journey.

What's in it for you? Brand-new, state-of-the-art office environment with parking Generous pension contribution Life cover Sick pay Income protection Ongoing career development within a growing organisation Must have's Three to five years' experience in IT infrastructure, network administration or a similar role Strong expertise in Microsoft Azure and virtualisation technologies such as VMware or Hyper-V Experience managing servers, storage, networking and cloud environments Solid understanding of IT security and compliance including ISO 27001, GDPR and Cyber Essentials Experience working within a global, multi-site environment Familiarity with ticketing and monitoring systems Relevant certifications such as Azure Administrator or CompTIA Network+/Security+ (or working towards) Nice to have's Experience acting as an escalation point for complex technical issues Exposure to capacity planning and network optimisation Experience developing internal documentation and knowledge base materials So, what will you be doing? Overseeing daily IT operations across servers, storage, networking and cloud platforms Acting as the escalation point for complex service and incident management issues Implementing and maintaining robust security measures including firewalls, VPNs and access controls Ensuring compliance with security frameworks through audits and assessments Managing and optimising LAN, WAN and Wi-Fi infrastructure Maintaining and improving Azure and virtualisation environments for performance and scalability Overseeing hardware and software installation, configuration and maintenance Maintaining clear infrastructure documentation and contributing to knowledge sharing across the business Helpful extras Opportunity to bridge hands-on technical support with infrastructure strategy Key role supporting business-critical systems and security Growing organisation with modern offices and a collaborative culture Interested? Send your CV to Ellie at i2i Recruitment today! Our mission of 'Making Recruitment Personal' also means making recruitment fair. As a result, we are committed to reviewing every application with a sense of diversity and inclusion. We strive to personally connect with each applicant, but due to the number of applications we receive, this is not always possible. We will still aim to update you on your application, regardless of if it's successful.

Network Engineer Hereford Salary up to 42k A Network Engineer is required to provide 2nd and 3rd line technical support for satellite communication networks, including monitoring systems, troubleshooting complex issues, and assisting with VSAT deployment to ensure reliable network performance while working with internal teams, customers, and satellite providers. Due to the nature of the role, you will need to go through security clearance checks for this position. DUTIES & RESPONSIBILITIES : Monitor and resolve satellite network incidents. Provide 2nd/3rd line support for satellite and IP networks. Troubleshoot complex network issues and identify root causes. Coordinate with customers, engineers, and satellite providers. Configure and test VSAT terminals and network equipment. Provide remote and on-site technical support. Produce technical and incident reports. Support VSAT installation and commissioning globally. EXPERIENCE REQUIRED: Experience in a NOC/NMC or technical support environment. Solid knowledge of IP networking (routing, switching, WAN/LAN, firewalls). Experience with routers, switches, firewalls, and VSAT/satellite systems. Knowledge of satellite communications (VSAT, RF, GEO/LEO). Experience with network monitoring and management tools. Ability to document incidents and technical procedures clearly. Background in telecommunications or electronics (desirable). Cisco CCNA certification or equivalent experience (desirable). Experience with Palo Alto firewalls and AWS (desirable). Familiarity with automation or scripting (desirable). SALARY & BENEFITS: Competitive salary up to £42,000 28 days holiday + BH Private Medical and Dental Electric Car and Cycle schemes LOCATION: This role is office based in Hereford - Commutable from nearby locations such as Tewkesbury, Gloucester and Worcester. HOW TO APPLY: To take the next step in your IT career, please send your CV to Matt Wright at CV Screen in strict confidence or apply directly to this job posting. We look forward to hearing from you. ALTERNATE JOB TITLES: Network Engineer Senior Network Engineer Network Administrator CISCO Network Engineer CV Screen Ltd acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the Privacy Policy which can be found on the CV Screen website. (url removed)

Belcan is recruiting for an OT Security Engineer on a Permanent basis based from our South West London office. This project is working within the Oil & Gas Industry. You'll be joining a culture that values curiosity, expertise, and ideas as well as equal opportunities, inclusion, and authenticity. Location: London / hybrid - with ad-hoc visits to Norway and Poland. Job Purpose As an OT Cyber Security Engineer you will be responsible for providing OT cyber security support and oversight for product development groups and industrial control system environments within our client's organisation. This includes defining, managing, and enforcing IACS security controls, processes and procedures. Rely on experience in both information security and automation technologies focusing on industrial controls systems. Additional responsibilities include serving as a member of the IACS Cyber security team, the information and digital services team, working closely with sites, services, technical teams and product groups to ensure that security requirements and support are provided. Job Description Provide secure design, development, and architecture requirements for Industrial Control Systems (ICS) environments and information and digital systems as they relate to ICS and automation. Provide support to write, review, and maintain documents, policies, and standards governing the cyber security requirements for the ICS environment. Provide secure architecture requirements for lab and development networks. Perform security reviews and assessments of systems, networks, and processes/procedures in ICS environments. Assist with testing, selection and implementation of security technologies in ICS environments. Provide support for projects and initiatives that enables sites to accomplish project goals in a secure manner. Provide support for management and remediation of vulnerabilities identified in ICS environments. Support on the development of cyber security technology implementation strategies for ICS environments with clear understanding of the differences between IT and OT environments. Support the execution of risk-based methodologies for cyber security assessments of ICS systems, including remote sites, onsite, third party, and on vessels. Support on the creation of technical design documentation and to write technical reports for both technical and management consumption and understanding. Follows the established metrics and key performance indicators to monitor the overall health and effectiveness of the ISC cyber security program. Stays informed about the latest cyber threats to the ICS environment including threats towards the organisation. Supports on the development of strategies and plans to mitigate emerging cyber threats. Experience required for this role: Bachelor's degree or equivalent Strong technical ICS experience : ability to review configurations of ICS, identify best practices for backup and recovery of ICS, and understand industrial protocols. Good general technical knowledge: Applications technologies, networks, protocols, databases, operating systems (Windows/Linux) Understanding of Industrial Networks Experience using ICS software including: Engineering Software Version Management Software HMI Software OPC Software Working knowledge of networking concepts, ability to review network designs, and perform security assessments of network devices (e.g. switches, routers, firewalls). Cybersecurity certifications (e.g.: CISSP) ICS Security Certifications (SANS GICSP, ISA/IEC 62443 Risk Assessment Specialist) Experience implementing security controls, hardening, and technologies in automation systems and networks. Experience implementing vulnerability and patch management in ICS environments. Working knowledge of IACS Security standards. Willingness to travel to other client sites in Europe (5%). This vacancy is being advertised by Belcan.

Position: Desktop Support M365 - 12 months FTC Location: Hemel Hempstead Salary: 30k - 35k Benefits: Free Lunch Free Refreshments Pizza Friday Chocolate draw Free Parking Fruit / Snacks Break out room Flexible time Summary Role: Desktop support role will be the focus of this job and managing the IT Support mailbox, where the requests mainly come from Supporting Windows 11/10/7 end user support Supporting Mac OS Supporting Microsoft 365 - Admin, Exchange, Entra, Intune, etc. Creation and maintenance of users and groups in 365, seeking approval when required Being on hand and available when needed physically in the office Remotely supporting offices from around the world Maintain on premise AD Troubleshooting email issues through Mimecast and Exchange 365 Ensuring newly built laptops are connected to InTune Support various company applications and systems: Deskbird - used for schedule management, hot desk and parking space booking KnowBe4 - used for our cyber security training Sophos - used for endpoint antivirus and firewall management across the offices Synology - used for NAS in various offices and locations Microsoft Dynamics - used by the Commercial team for CRM Ubiquiti - used for wifi in the UK office Meraki - not currently licensed, but there are still active devices plugged in in various offices CodeTwo - used to apply signatures on our Exchange emails Being in charge and staying on top of the IT Support mailbox Keeping the inbox up to date and tidy Responding to each email as it comes in, there are some standard templates when needed Information gathering for any tickets that need to be escalated Liaising with Engineering when required, quite a bit of crossover with the support in the UK for various bits like wifi, laptop imaging, software, server rooms etc. Managing starters and leavers There is a document to be kept up to date, where you can also keep track of when this is done Following the process for each starter and leaver, there is a document on each process Maintaining the IT documentation Ensuring user guides are kept up to date Maintaining the distribution lists spreadsheet as groups are created/deleted Maintaining the Microsoft 365 environment so that it remains tidy, and a standard runs throughout Assisting the team with any documentation, organisation or communication needs (Dave E, Nic, Dave G) Making sure toner for printers are kept in stock, replacing in the printers as needed Ordering new license as required, adobe, Microsoft 365 INDIT Planet Recruitment acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. Planet Recruitment is an Equal Opportunities Employer. By applying for this role your details will be submitted to Planet Recruitment. Our Candidate Privacy Information Statement explains how we will use your information. Only candidates with the relevant skills and experience will be contacted after application, if you do not hear back from us within 7 days you have unfortunately been unsuccessful in your application. Please note that no terminology in this advert is intended to discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and abilities to perform the duties of the position.