Salary: £66,000 - 72,000 per year Requirements: Expertise in Active Directory design, administration and troubleshooting Strong experience with Microsoft Azure in enterprise environments 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 Understanding certificate trust models, CRLs, OCSP and security best practice Strong troubleshooting skills across identity, authentication and access issues PowerShell 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 Responsibilities: Design, operate and support identity and access management and certificate services Provide deep technical knowledge of on-premises Active Directory and Azure identity services Manage certificate lifecycle processes including issuance, renewal, and revocation Integrate certificates with Active Directory, Azure, servers, applications, and services Troubleshoot identity, authentication, and access issues effectively Implement identity management technologies as part of current platform services Technologies: Active Directory Azure Support PowerShell Security Cloud DevOps RBAC More: We are a central Government client located in Milton Keynes, offering a hybrid working model of 3 days a week in the office. This role is a 6-month initial contract with an hourly rate of £550 - £600, dependent on experience and qualifications. We are seeking an experienced Infrastructure Engineer with expertise in Identity Access Management within a secure, government-assured environment. Our focus is on an inclusive workplace and we welcome applications from all suitable candidates. last updated 8 week of 2026