Network and Security Analyst

  • Jobtailor
  • Epsom, Surrey
  • 10/07/2026
Full time Information Technology Telecommunications

Job Description

Responsibilities
  • To provide effective and timely operational support, development and management of the IT network and security infrastructure to meet business requirements and objectives.
  • Manage day to day operational cyber security tasks to maintain optimum business security.
  • Develop, maintain, and support the organisation's IT security systems including managing next generation firewalls, IPS, security SIEM tools, Endpoint and security devices or services, responding to security incidents and analysing security breaches.
  • Develop, maintain, and support the organisation's network including managing all Layer2/3 devices, LAN, WAN, Internet, B2B connections, RAS, NLB, Wi Fi ensuring they support the business goals and infrastructure.
  • Responsible for identifying external and internal threats, including investigating and documenting security incidents, making recommendations for fixes, and implementing those fixes where applicable.
  • Working on cyber security projects or those that require security input, including the rollout of new security measures across the business.
  • Monitor SIEM tools and data feeds for threats and take appropriate action when required.
  • Install and operate firewall and data encryption software to protect sensitive business information.
  • Support the technical implementation of ongoing security requirements, including access control and technical audits.
  • Ongoing assessment of risk and reporting to line manager allowing him to make informed decisions regarding cyber security.
  • Analyse and identify potential threats to fine tune the existing security monitoring platforms.
  • Create, maintain, and review security policies and controls across the business, in line with business needs.
  • Manage, update, and resolve incidents or service requests, in adherence to all applicable Service Level Agreements.
  • Research current and developing cyber security products and standards.
  • Deploy patches to security devices in a timely manner and ensure any detected vulnerabilities are fixed to ensure high levels of security are maintained.
  • Perform daily monitoring of security estate to ensure there is no unplanned downtime, breaches of security or network vulnerabilities.
  • Create, maintain, and adhere to operational policies, procedures, and standards to effectively support the operational business.
  • Create and maintain system documentation including documentation sufficient for someone else to cover in your absence.
  • Participate in the development, testing and maintenance of disaster recovery and business continuity plans.
  • Recommend, develop, and implement system solutions through analysis of business requirements and new developments in technology.
  • Effectively manage small works requests in line with defined procedures.
  • Liaise with 3rd party company representatives to ensure that satisfactory support, supply, and maintenance services are provided.
  • Provide specialised technical assistance in the planning and development of new projects and systems.
  • Ensure that IT equipment inventory information is entered and maintained.
Requirements
  • Palo Alto Firewalls and all associated NG services
  • Endpoint detection and remediation
  • Proven track record in cyber security and understanding of cyber security analysis, tools and software
  • Experience of implementing, supporting and developing L2/3 network infrastructure
  • Qualys Vulnerability Management
  • Aruba Wifi
  • L2/3 switching - Cisco Nexus
  • Network Load balancing
  • Penetration Testing (3rd Party)
  • Incident management
  • Data Security
Attributes & Behaviours
  • Good time management and organisational skills.
  • Strong written and verbal communication, including confidence in presenting.
  • Self motivated and proactive worker.
  • Keen attention to detail.
  • Able to work effectively with all levels of staff and external partners.
  • Professional attitude and motivation by producing quality results.
  • Methodical and structured approach to work