Senior DV Cleared Infrastructure Engineer (Wintel)

Location: London (Full-time, 100% onsite)
Salary: 75,000 - 81,000 + Bonus
Security Clearance: Active DV clearance required

Overview

We are looking for a Senior Infrastructure Engineer with active DV clearance to join a high-security environment in London. This is a hands-on role focused on Wintel and core infrastructure services, supporting and maintaining critical systems in a fully onsite setting.

You’ll be working as part of an experienced infrastructure team, taking ownership of enterprise-scale environments and contributing to the stability, security, and improvement of key platforms.

Key Responsibilities

• Design, build, support, and maintain Windows-based infrastructure
• Administer and support Active Directory, including GPOs, DNS, DHCP, and user/device management
• Manage and support VMware virtualised environments
• Troubleshoot and resolve complex infrastructure issues across servers and core services
• Apply security best practices within a highly regulated environment
• Participate in system upgrades, patching, and lifecycle management
• Produce and maintain technical documentation
• Work closely with other infrastructure, network, and security teams

Essential Skills & Experience

• Active DV clearance (must be current)

• Strong experience in Wintel infrastructure engineering

• In-depth knowledge of:

  • Windows Server (2016/2019/2022)
  • Active Directory, Group Policy, DNS, DHCP
  • VMware vSphere / ESXi

• Solid general infrastructure troubleshooting skills

• Experience working in secure, enterprise or government environments

• Comfortable working full time onsite in London

Desirable Skills

• PowerShell scripting
• Backup and recovery solutions
• Monitoring tools (e.g. SCOM or similar)
• Exposure to security-focused or air-gapped environments

What’s on Offer

• Competitive salary 75k - 81k
• Annual bonus
• Opportunity to work on highly sensitive, mission-critical systems
• Stable, long-term role in a secure environment