We at Qualient are seeking an experienced Senior Active Directory Consultant with 15+ years of experience, based onsite in LondonPosition: Senior Active Directory Consultant Employment Type: Temp/Contract Location: Onsite in Central London (SW1 - London Underground Network) Duration: 4-6 months Hours/Week: 30-40 hours Team Size: 3 Consultants (including a Principal Consultant and an AD Analyst) Role Overview We are seeking a highly experienced Senior Active Directory Consultant to investigate, assess, and provide remediation recommendations for the client''s Active Directory (AD) system and authentication methodologies. The consultant will deliver a comprehensive assessment report, identify areas of concern, and propose prioritized remediation steps in alignment with best practices and compliance requirements. Key Responsibilities Phase 1 - Investigation Conduct interviews with personnel to clarify existing AD and authentication processes. Review the current Active Directory architecture and design. Evaluate compliance with design standards, policies, and industry best practices. Assess security configuration of Active Directory against current threat models. Evaluate configuration and health of: AD replication services DNS Authentication and authorization configurations Managed File Share access (NTFS/SMB) SQL databases and local server permissions Review data attributes within AD for consistency and accuracy. Assess access controls, including: Nested and cyclic groups