The incumbent carries deep, expert-level expertise across these domains, from multi-forest and multi-domain Active Directory design to DNS, DHCP, and IPAM administration to certificate authority and certificate lifecycle management, and is the hands-on technical authority the Technical Architect and Sr. Experience automating Active Directory, DDI, and PKI administration, such as account/group lifecycle management, DNS record management, DHCP scope provisioning, IPAM workflows, or certificate lifecycle management, using scripting, APIs, or orchestration tools.