More jobs:
Active Directory/Windows Engineer
Job in
Irvine, Orange County, California, 92713, USA
Listed on 2026-05-16
Listing for:
OSI Digital
Full Time
position Listed on 2026-05-16
Job specializations:
-
IT/Tech
Systems Engineer, Cybersecurity, IT Support, Cloud Computing
Job Description & How to Apply Below
Role: Active Directory / Windows Engineer
Location: Irvine CA
Duration: Full time / Contract to hire
Technical Expertise- 10+ years in enterprise messaging and directory services (Microsoft-focused)
- Proven experience in Exchange Online, Exchange Hybrid, and Active Directory / Azure AD
- Deep knowledge of M365 tenant configurations, mail flow routing, and domain migration
- Expertise in identity synchronization (AD Connect, Entra ) and conditional access
- Understanding of DNS, SPF, DKIM, DMARC, and MX records
- Experience with Mimecast or similar email security gateways
- Familiarity with Power Shell 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 Directory leveraging scripts and automation wherever applicable
- Supporting and adhering to change management process
- Collaboration with network, Info Sec, storage, data center, vendors, and other stakeholders in support of the running environment and project initiatives
- Participation in triage and troubleshooting for all responsible technologies
- Develop and maintain technical documentation describing the environment
- Strong analytical and documentation abilities
- Excellent communication skills to bridge technical and business audiences
- Capable of leading technical discovery workshops with multiple stakeholders
- Highly organized, detail-oriented, and capable of managing complex dependencies
- Microsoft Certified:
Messaging Administrator Associate or Enterprise Administrator Expert - Prior experience with tenant-to-tenant migrations or domain consolidation projects
- Exposure to international domain management and multi-region M365 environments
- Experience with email compliance and retention policies under global regulatory frameworks (e.g., KSOX, GDPR)
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