Senior Infrastructure Engineer

Lorien; Coventry; On-site; GBP 50,000 - 80,000; Full time

Job summary

An established industry player is seeking a Senior Infrastructure Engineer specializing in security to spearhead the delivery and management of critical security tools. This role involves acting as a Subject Matter Expert, collaborating with various teams to ensure robust and scalable solutions. The ideal candidate will possess hands-on expertise in security domains, lead solution implementations, and contribute to the overall security architecture. Join a forward-thinking company that values continuous improvement and fosters a collaborative team culture, where your contributions will significantly impact the organization's cyber resilience.

Qualifications

• 5+ years experience in delivering IT services in critical environments.
• Strong understanding of ITIL-based service management processes.

Responsibilities

• Lead implementation and management of security tooling.
• Produce and maintain technical documentation and governance.

Skills

IT Service Delivery

Agile Frameworks

Systems Management

Performance Tuning

Documentation Skills

Education

Computing-related qualification

Tools

ServiceNow

JIRA

Confluence

SIEM

EDR/SOAR/AV

CNAPP/CSPM

SAST/DAST

WAFs/Firewalls

Vulnerability Scanners

Email & Web Gateways

Job description

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About the Role

We’re looking for a Senior Infrastructure Engineer – Security to lead on the delivery, management, and optimisation of critical security tooling across the enterprise. You’ll act as a Subject Matter Expert (SME), owning the implementation and support of a wide range of solutions that underpin the organisation’s cyber resilience.

You’ll work closely with architecture, support, and development teams to ensure new solutions are robust, scalable, and aligned to technical strategy. Alongside your hands-on responsibilities, you’ll champion continuous improvement, contribute to documentation standards, and mentor colleagues across the team.

Key Responsibilities:

• Act as SME for a suite of security tools, ensuring performance, resilience, and compliance.
• Lead on solution implementation, transition into support, and day-to-day operations.
• Produce and maintain technical documentation and governance artefacts.
• Own the resolution of complex incidents and problems affecting security tooling.
• Contribute to enterprise-wide security architecture and delivery plans.
• Foster a high-performance, collaborative team culture through mentoring and knowledge sharing.

What You'll Bring

• A computing-related qualification (or equivalent) with 5+ years of experience in delivering and maintaining IT services in mission-critical environments.
• Experience working with Agile frameworks and tools (e.g. ServiceNow, JIRA, Confluence).
• Strong understanding of systems management, capacity planning, performance tuning, and proactive monitoring.
• Familiarity with ITIL-based service management and change control processes.
• Proficiency with Microsoft Office for documentation and reporting.

Essential Technical Skills:

Hands-on expertise in at least one of the following security domains/tools:

• SIEM
• EDR / SOAR / AV
• CNAPP / CSPM
• SAST / DAST
• WAFs / Firewalls
• Vulnerability Scanners
• Email & Web Gateways

Other Information:

• This role includes participation in an out-of-hours support rota.
• Candidates must be eligible for UK National Security Vetting, typically requiring 5+ years of UK residency and UK or dual UK nationality.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Consulting

• Industries

  Computer and Network Security

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