← Back to Jobs
OSI Digital | Irvine, United States | Posted July 04, 2026
Position Overview
Job Description Role:
- Active Directory / Windows Engineer Location: Irvine CA Hybrid Duration: Contract Technical Expertise 10+ years in enterprise messaging and directory services (Microsoft-focused).
- Proven experience in Exchange Online, Exchange Hybrid, and Active Directory / Azure AD.
- Expertise in identity synchronization (AD Connect, Entra ID) and conditional access.
- Strong understanding of DNS Familiarity with PowerShell scripting for automation and configuration discovery. 10+ years’ experience in large Enterprise environments with thousands of users and hundreds of servers and critical Enterprise Applications.
- Strong understanding of overall IT Infrastructure concepts including data center, compute, storage, networking, security, identity, DR, HA, etc.
- Strong capabilities with MS Office/365 tools including Outlook, Excel, Word, PowerPoint, Visio, Teams, etc.
- Manage and maintain Active ...