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Home Careers Discover openings Systems Engineer (Microsoft 365)

Systems Engineer (Microsoft 365)

Yerevan, Armenia

We're hiring a Senior Systems Engineer with deep Microsoft 365 expertise to help operate, maintain, and continuously improve a large-scale enterprise Microsoft 365 platform (several thousand users) for a major European client in the automotive marketplace space. You'll take ownership of complex initiatives, drive automation over quick fixes, and be a key technical point of contact across Exchange Online, Teams, SharePoint Online, OneDrive, and Microsoft Entra ID.

Essential functions

  • Administer, troubleshoot, and optimize Exchange Online, Teams, SharePoint Online, OneDrive, and Entra ID

  • Automate recurring admin work using PowerShell and Microsoft Graph

  • Plan and execute Microsoft 365 migrations, tenant consolidations, and tenant decommissioning projects

  • Act as 3rd-level technical escalation point for the User Services team

  • Drive post-M&A cleanup of distribution lists, shared mailboxes, SharePoint sites, Teams, and access objects

  • Turn recurring support patterns into automation, documentation, and lasting platform improvements

Qualifications

  • 5+ years of hands-on Microsoft 365 / systems engineering experience in complex enterprise environments (thousands of users)

  • Strong expertise in Exchange Online, Teams, SharePoint Online, OneDrive, and Entra ID (incl. app registrations, enterprise applications)

  • Strong PowerShell skills for automation

  • Hybrid environment experience — Active Directory + Entra Connect

  • Experience with M&A, carve-out, or post-merger integration projects

  • Experience with tenant migrations, consolidations, and decommissioning

  • Excellent communication skills — able to explain technical concepts to non-technical stakeholders

  • Fluent English; German is a plus

We offer

  • Opportunity to work on bleeding-edge projects
  • Work with a highly motivated and dedicated team
  • Competitive salary
  • Flexible schedule
  • Benefits package - medical insurance, sports
  • Corporate social events
  • Professional development opportunities
  • Well-equipped office

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

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