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Active Directory Automation Lead – PowerShell, AD Administration & PKI

Job in Southwestern Ontario, London, Ontario, Canada
Listing for: Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Full Time position
Listed on 2026-07-12
Job specializations:
  • IT/Tech
    Systems Administrator, Windows Server
Salary/Wage Range or Industry Benchmark: 110000 - 140000 CAD Yearly CAD 110000.00 140000.00 YEAR
Job Description & How to Apply Below
Location: Southwestern Ontario

Automation Lead – Active Directory, Power Shell & AD CS/PKI Summary

Seeking an Automation Lead with 7+ years of experience in Microsoft Active Directory administration, automation, and support within enterprise on-premises environments.

Key Responsibilities
  • Manage and support multi-domain/multi-forest Active Directory environments.
  • Administer and troubleshoot AD replication, DNS, SYSVOL, trusts, and Group Policies.
  • Support Active Directory Certificate Services (AD CS/PKI), including certificate lifecycle management.
  • Monitor AD health, performance, and availability.
  • Develop Power Shell scripts for automation, reporting, and system health checks.
  • Support incident resolution, upgrades, audits, compliance activities, and documentation.
  • Collaborate with infrastructure and application teams on authentication and directory services.
Required Skills
  • 7+ years of hands‑on Microsoft Active Directory administration.
  • Strong expertise in AD domains, forests, trusts, FSMO roles, Kerberos, KDCs, DNS, Sites & Services, and replication.
  • Experience with Windows Server 2008/2012 and newer.
  • Advanced Group Policy (GPO) management and troubleshooting.
  • Strong knowledge of OU design, permissions, delegation, security groups, and schema management.
  • Hands‑on experience with AD CS/PKI, including CA hierarchy design, certificate templates, issuance, renewal, and revocation.
  • Experience with DFS/DFSR and SYSVOL troubleshooting.
  • Strong Power Shell scripting and automation skills.
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