Active Directory Engineer

We are seeking an experienced Active Directory Engineer to lead a critical upgrade of Domain Controllers to a fully supported Windows Server 2022 platform. This engagement will ensure ongoing platform support, strengthen security posture, and enable key dependent services such as Always-On VPN (AOVPN). Working across a mixed on-premises and virtual environment, you will be responsible for delivering a seamless upgrade with minimal disruption to core identity services. This role is well suited to a hands-on infrastructure specialist who is confident operating in live environments and delivering structured upgrade programmes within tight timelines.

• Proven experience upgrading Active Directory Domain Controllers (Windows Server 2016 2019/2022)
• Strong expertise in Active Directory architecture, including multi-site environments
• Experience working across hybrid infrastructure (on-premises and virtual Servers)
• Solid understanding of AD functional levels, schema management, and replication
• Hands-on experience migrating and validating DNS services
• Experience configuring and validating NPS/RADIUS services
• Knowledge of PKI, including implementing strong certificate mapping (eg KB5014754)
• Ability to deliver phased migration approaches (build, migration, testing, handover)
• Strong troubleshooting and validation skills in live environments
• Ability to minimise service disruption and maintain business continuity

Desirable requirements

• Experience supporting Always-On VPN (AOVPN) environments
• Previous work within highly secure or regulated environments
• Relevant Microsoft certifications (eg Windows Server/Identity and Access)
• Familiarity with structured project delivery methodologies

At Lucid, we celebrate difference and value diverse perspectives, underpinned by our values 'Honesty, Integrity and Pragmatism'. We are proud to provide equal opportunities in line with our Diversity and Inclusion policy and welcome applications from all suitably qualified or experienced people, regardless of personal characteristics.