Architect - Active Directory

Active Directory Architect

Farnborough / Erskine

6 Months Contract Inside IR35

Candidates must have DV Clearance

£90 per hour

A well established organisation is seeking an Active Directory Architect to join a global IT services consultancy, supporting a critical, high-assurance UK secure account. You will work closely with internal technical leads and program stakeholders, you will take ownership of the design, security posture, and strategic evolution of enterprise-scale, on-premises Microsoft Active Directory environments. This role blends high-level architectural strategy with hands-on technical SME capability.

Key Responsibilities

• Architectural Leadership: Lead the evolution and design of complex, multi-domain and multi-forest AD architectures.

• Design & Documentation: Author high-quality architectural deliverables, including High-Level Designs (HLDs), Low-Level Designs (LLDs), and operational runbooks.

• Identity Security: Define and enforce Tiered Administration models, Group Policy (GPO) strategies, Privileged Access Workstations (PAWs), and PAM integrations.

• Federation & Core Infrastructure: Support identity integration using ADFS, while optimizing core directory dependencies (DNS, DHCP).

• Remediation & Health Checks: Perform health assessments, security audits, and root-cause analysis for complex identity services.

Essential Skills

• Prior experience working in Active Directory Architecture / SME role

• Hands on experience with HLD/LLD Design

• Good understanding of Group Policy

• Extensive experience with Identity Security

• Solid understanding of PowerShell Automation

6 Months Contract Inside IR35 | £90 per hour

*Candidates must have DV Clearance *

Interested in leading the directory architecture for a high-profile secure project? Then please click apply or send your CV to [email removed]

Randstad Technologies is acting as an Employment Business in relation to this vacancy.