Tech lead - SOC responder

  • Colt Technology Services Group Ltd.
  • 09/06/2026
Full time Information Technology Telecommunications Python Cyber Security

Job Description

Why we need this role

This is an opportunity to meaningfully contribute to a highly visible security operations function with global impact upon Colt, business units, partners, and customers. While working as part of this team, the successful individual will provide world class incident response functions to detect, protect, respond, and sustain operations within cyberspace.

This role operates at a Tier 3 level, with the expectation that the individual has undeniable experience handling major and complex cyber incidents, independently leading and managing incidents end to end, delivering clear and effective stakeholder communication, and mentoring other members of the SOC team.

What you will do
  • Support SOC Manager to deliver SIEM, IR tools platform management including all design, implementation and administration activities
  • Use cases preparation and implementation, connector deployment, maintenance & health checks
  • Responsible for operational activities, technology escalation support, security solution assessment, existing service maturing and build activities assist
  • Analyse potential infrastructure security incidents to determine if incident qualifies as a legitimate security breach
  • Establishing and governing the security incident response processes, investigations and security operational processes
  • Maintenance and enhancement of formal service catalogue, service descriptions, targets and performance against these
  • Ensure security services, tools and platforms are adequately maintained
  • Monitoring of and reporting on the effectiveness of our security enforcing technologies.
  • Identification and ongoing monitoring of specific security risks and KPIs and production of management information to ensure Colt receives value from key security investments/services
  • Contribute to design, development and maintenance of security standards and controls
  • Align team's goals and plan with Colt's long term priorities and strategy
  • Develop and grow the talent and people capability within the security teams
Key performance indicators
  • Takes ownership for understanding what is expected of them / their team and ensures it is delivered
  • Proactively requests Leadership for views and opinions; using this feedback to improve personal performance
  • Reviews working methods regularly to identify ways of improving service delivery - makes recommendations on what improvement can be made and owns delivery of agreed action plan and outcomes
  • Understands cultural differences and utilises this understanding to build rapport across different teams in order to obtain the necessary cooperation.
What we're looking for
  • Information Security Incident Response experience with a focus on detection and response to malicious activity using log data from various sources preferred
  • Strong Networking and Systems experience, preferably in an Enterprise environment
  • Strong understanding of Information Security and the threat landscape surrounding enterprise systems
  • Strong Scripting experience (Python, PowerShell, Unix shell)
  • Experience working in all phases of the SDLC
  • Deep understanding and experience using cyber security operations, security monitoring, endpoint (EDR), Network, and SIEM tools
  • Extensive knowledge of network and server security protocols, technologies, and products
  • Industry recognized certifications (CISSP, GCIH, GCFA, OSCP, etc) preferred
  • Strong oral and written communication skills
  • Relentless curiosity and attention to detail
  • Ability to learn quickly and leverage prior experiences to effectively solve current security challenges
  • Refusing to accept the status quo
Qualifications
  • Combination of the following:
  • Degree in Information Technology, Engineering or similar
  • SIEM management - Desirable to have some advanced certification from SIEM vendor on products such as ArcSight, MS Sentinel or LogRhythm
What we offer you:
  • Flexible working hours and the option to work from home.
  • Extensive induction program with experienced mentors and buddies.
  • Opportunities for further development and educational opportunities.
  • Global Family Leave Policy.
  • Employee Assistance Program.
  • Internal inclusion & diversity employee networks.
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Information Security, Cyber Security, Data Center, Work from Home, Unix, Technology, Contract, Security