Senior Infrastructure Engineer; Identity Access Management

Senior Infrastructure Engineer - Identity Access Management

Milton Keynes (Hybrid 3 days PW)

£550 - £600pd DOE (Inside IR35/Umbrella)

6 month initial contract

Ideally DV Cleared (Need to be eligible if not)

My central Government client is looking for an experienced Infrastructure Engineer that has expertise in the design, operation and support of identity, access management and certificate services within a secure, government‑assured environment.

The role requires deep technical knowledge of on‑premises Active Directory, Azure identity services and Public Key Infrastructure (PKI), including certificate lifecycle management and secure authentication.

You will need to be skilled in various Identity Management technologies which form part of the current platform services, as set out below.

• Expertise in Active Directory design, administration and troubleshooting
  • Forests, domains, trusts, Group Policy, DNS, AD security hardening
• Strong experience with Microsoft Azure in enterprise environments
  • Azure AD / Entra , identity federation, RBAC, conditional access, Zero Trust technology
• Hybrid identity integration (on‑prem AD ↔ Azure)
• Identity and access management best practice
• Support of secure, regulated platforms
• Public Key Infrastructure (PKI) expertise, including:
  • Certificate lifecycle management (issuance, renewal, revocation)
  • Integration of certificates with AD, Azure, servers, applications and services
  • Understanding certificate trust models, CRLs, OCSP and security best practice
• Experience operating identity and PKI services within secure / regulated platforms
• Strong troubleshooting skills across identity, authentication and access issues
• Power Shell scripting and automation for identity and certificate management (desirable)

• SC‑300 - Microsoft Identity and Access Administrator (Desirable)
• AZ-104 - Microsoft Azure Administrator Associate (Desirable)
• MCSE (Essential)
• MCSA

We are an equal opportunities company and welcome applications from all suitable candidates.