Active Directory / Windows Engineer
COMMSERVE TECHNOLOGIES INC · Irvine, CA · 2 mo ago
Information TechnologyFull-time
About the role
This position is for an experienced Active Directory / Windows Engineer based in Irvine, CA, working on a hybrid contract for 6 months.
Responsibilities
- Manage and maintain Active Directory leveraging scripts and automation wherever applicable.
- Supporting and adhering to change management process.
- Collaborate with network, InfoSec, storage, data center, vendors, and other stakeholders in support of the running environment and project initiatives.
- Participate in triage and troubleshooting for all responsible technologies.
- Develop and maintain technical documentation describing the environment.
Requirements
- 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 ID) and conditional access.
- Understanding of DNS, SPF, DKIM, DMARC, and MX records.
- Experience with Mimecast or similar email security gateways.
- 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.
Qualifications
- 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.
Skills
- 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.
- Knowledge/Experience with VMware (preferred).
- Experience with email compliance and retention policies under global regulatory frameworks (e.g., KSOX, GDPR).