Senior IT Infrastructure Engineer โ€“ Active Directory

Insight Global

Full-time other-general
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Location
Columbus, OH, United States
Posted
July 22, 2026

Job Description

Job Description
A major client of Insight Global is seeking a Senior IT Infrastructure Engineer focused on Active Directory. This role requires deep expertise in AD DS, Group Policy, DNS/DHCP, PKI alignment, replication, and hybrid identity integrationโ€”with Zero Trust architecture instincts and the security depth to back them up. You'll serve as the technical leader for identity operations and collaborate closely with security, cloud, application, and infrastructure peers.

Responsibilities
Identity, Active Directory, and hybrid directory
Design, implement, and maintain Active Directory (sites, replication, OU/GPO models, trust relationships) and closely coupled services (DNS, DHCP) with clear standards and change control.
Implement and evolve hybrid identity patterns (for example Microsoft Entra ID / Connect, hybrid join, federation concepts, conditional access alignment) in partnership with security and cloud teams.
Enforce identity, privileged access, and Grou...