Active Directory Engineer (BAU) – SC Cleared

Location: Hampshire (on-site minimum 4 days/week)
Clearance: SC required
Contract Length: ASAP start – provisionally until end of July
Sector: Secure / Defence Environment

Overview

An opportunity for an Active Directory Engineer to manage and secure enterprise identity infrastructure in a highly controlled environment. The role focuses on directory services, identity governance, and access security.

Key Responsibilities

Administer complex AD environments including domains, forests, trusts, and multi-site architectures
Design and manage Group Policy for security and compliance
Manage identity lifecycle processes (joiner-mover-leaver) and automation
Maintain authentication services (Kerberos, LDAP, NTLM, certificate-based auth)
Implement AD security hardening and privileged access tiering models
Monitor AD health including replication, DNS integration, and performance tuning
Support SSO, MFA, conditional access, and federation services
Implement and support PAM and privileged account controls

Desirable

Experience with Microsoft Entra ID / ADFS
Identity Governance & Administration (IGA) tooling experience

Apply / Refer

This is an excellent opportunity for an SC-cleared AD specialist to play a key role in protecting and modernising identity services within a secure environment.

If you are immediately available or approaching the end of an engagement, we encourage you to get in touch for a confidential discussion.

We also welcome introductions from trusted contacts — peer referrals are highly valued within the cleared identity and security community.

AD Engineer - SC Cleared