Senior Principal Infrastructure Engineer / SME (Active Directory, ADCS & Infoblox)
KonnectIT · Posted Nov 11, 2026
- Chicago
- Senior
- 10+ years
Senior Subject Matter Expert responsible for designing, securing, and governing core identity, PKI, and network services across Microsoft Active Directory, ADCS, and Infoblox.
Responsibilities
- Design, optimize, and govern a highly available, on-premises Active Directory infrastructure.
- Enforce strict administrative tiering models and least-privilege access frameworks.
- Create, organize and enforce complex Group Policy Objects to maintain global security baselines and regulatory compliance.
- Lead domain mergers, directory consolidations, and hybrid integrations with cloud identity solutions.
- Serve as authority on lifecycle, trust models, and design of Microsoft Enterprise PKI environment.
Requirements
- Nice to have: Microsoft Certified: Identity and Access Administrator Expert
- Nice to have: Infoblox Core Professional/Expert
- Nice to have: Azure AD/Entra ID Connect
- Nice to have: Okta
- Nice to have: ManageEngine Identity solutions