Defence IT Infrastructure Lead – Hands-On

MASS; Little Paxton; On-site; GBP 55,000 - 65,000; Full time

Benefits offered by this job

25 days leave

Pension schemes

Private medical & dental insurance

Life assurance 4x salary

Electric/Hybrid car leasing

Cycle to work

Retail discounts

CPD support

Wellness allowance

Job summary

MASS is seeking an IT Infrastructure Team Lead to lead a small team of IT Infrastructure Engineers, delivering and supporting secure IT systems for one of our key customer contracts.

This role is based from our St Neots office with regular travel to UK customer sites, and occasional overseas travel depending on project requirements. It combines technical leadership with hands-on delivery across Windows, networking and virtualization.

Qualifications

• Current UK Security Check (SC) clearance is required.
• Experience delivering IT infrastructure within the UK defence sector/MoD environments.
• Strong experience with Windows Server, Windows Client, Active Directory and core domain services.
• Good networking knowledge including firewalls, routers and switches.
• Experience with virtualization technologies such as VMware and/or Hyper‑V.
• Proven ability to lead, mentor and provide technical direction to other engineers.
• Strong customer and stakeholder management skills and risk-aware decision making.
• Willingness to undertake DV clearance for longer-term projects.

Responsibilities

• Lead, line manage and develop a small team of IT Infrastructure Engineers.
• Take ownership of technical delivery across customer projects and services.
• Plan and prioritise activity against risk, resource and customer requirements.
• Lead the resolution of complex infrastructure, hardware, software and networking issues.
• Provide technical escalation and 3rd line support.
• Support the design, integration, implementation and maintenance of secure IT systems.
• Monitor and maintain critical systems and networks.
• Contribute to system design and solution architecture.
• Maintain clear technical, support and procedural documentation.
• Coach and mentor engineers, sharing best engineering practice.

Skills

Team leadership

Infrastructure engineering

Security clearance

Stakeholder management

Troubleshooting

Delivery planning

DV readiness

Technical decision making

Tools

Windows Server

Active Directory

VMware

Hyper-V

Job description

MASS is seeking an IT Infrastructure Team Lead to lead a small team of IT Infrastructure Engineers, delivering and supporting secure IT systems for one of our key customer contracts.

This role is based from our St Neots office with regular travel to UK customer sites, and occasional overseas travel depending on project requirements. It combines technical leadership with hands-on delivery across Windows, networking and virtualization.