Greater London

SC/DV Senior Infrastructure Engineer

Posted on Monday, 24th August 2026

IT and Internet
Greater London
£575 - 625 per day
Contract

SC/DV Cleared Senior Infrastructure Engineer

Location: London – 2–3 days per week onsite
Rate: Up to £625 per day, Outside IR35
Contract Length: 6 months
Clearance: Active SC or DV Clearance required

I’m looking for an experienced, security-focussed Senior Infrastructure Engineer to design, implement and support secure Microsoft infrastructure across complex enterprise environments.

This is a hands-on role focused on Microsoft infrastructure, identity, security, automation and operational support, with involvement across the full lifecycle of technical projects.

Key Skills & Experience

  • Strong Windows Server administration experience
  • Extensive Active Directory experience, including domains, trusts and identity management
  • Strong experience with PKI and certificate services
  • Hands-on PowerShell and Ansible automation experience
  • Experience designing and supporting secure Microsoft infrastructure services
  • Knowledge of identity, authentication and privileged access management (PAM)
  • Experience with security monitoring, SIEM and logging
  • Experience supporting Exchange / Exchange Online, DNS and core infrastructure services
  • Strong troubleshooting skills across infrastructure and security environments
  • Experience producing technical documentation, implementation plans and operational procedures
  • Experience working through the full project lifecycle, from requirements and design through to implementation and transition into service

Highly Desirable Experience

  • Python and automation/tooling development
  • Linux / Unix environments
  • CyberArk or other PAM technologies
  • DLP and security hardening
  • Virtual desktop / remote access technologies
  • SMTP, HTTP/HTTPS, DNS and proxy services
  • Experience working within regulated, public sector or security-conscious environments

This opportunity would suit an experienced infrastructure or security professional who enjoys working across Microsoft technologies, automation and secure enterprise environments, while engaging with both technical teams and stakeholders.

Please don’t hesitate to apply now for further information!

 

Natasha Alfano-Rogers

Advertised by:

Natasha Alfano-Rogers
Lead Senior Consultant
LinkedIn

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