Senior Microsoft 365 Platform Engineer — Automation & M&A

Visa Hunt

Poland

Hybrid

PLN 180,000 - 280,000

Full time

14 days+
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Benefits offered by this job

Flexible working format
Competitive salary and benefits
Professional development tools

Job summary

Visa Hunt is seeking a Senior Microsoft 365 Infrastructure/Platform Engineer to operate, maintain, and improve our Microsoft 365 platform in a large-scale enterprise setting. The role focuses on administering Exchange Online, Teams, SharePoint Online, OneDrive for Business, and Entra ID, with automation via PowerShell and Graph.

Strong collaboration across teams is essential. The candidate will lead migrations, tenant consolidations, and post-merger integration efforts, driving automation and

Qualifications

  • 5+ years of professional experience as a Microsoft 365 Engineer.
  • Experience administering Microsoft 365 in large enterprise environments supporting thousands of users.
  • Strong expertise with Microsoft 365 components (Exchange Online, Teams, SharePoint Online, OneDrive for Business, Entra ID).
  • PowerShell scripting for automation.
  • Hybrid environments including Active Directory and Entra Connect.
  • Experience planning and delivering Microsoft 365 migrations, tenant consolidations, and tenant decommissioning projects.
  • Experience with M&A, carve-out, or post-merger integration initiatives.
  • Strong analytical and problem-solving skills.
  • Excellent communication skills, able to explain technical concepts to non-technical stakeholders.
  • Upper-Intermediate level of English.

Responsibilities

  • Operate, administer, and continuously improve Microsoft 365 enterprise services.
  • Manage and optimize Exchange Online, Teams, SharePoint Online, OneDrive for Business, and Entra ID.
  • Automate tasks using PowerShell and Microsoft Graph.
  • Plan migrations, consolidations, and decommissioning of Microsoft 365 tenants.
  • Provide 3rd Level Support for complex Microsoft 365 issues.
  • Act as a technical point of contact for User Services.
  • Drive cleanup initiatives related to post-merger integration.
  • Reduce backlog via automation, documentation, and process improvements.
  • Create and maintain technical docs and platform standards.
  • Collaborate with cross-functional teams and stakeholders for reliable services.

Skills

Microsoft 365
PowerShell
Exchange Online
Teams
SharePoint Online
OneDrive for Business
Microsoft Entra ID
Active Directory
Microsoft Graph API
English communication

Tools

Microsoft Entra Connect
Microsoft Graph API

Job description

Visa Hunt is seeking a Senior Microsoft 365 Infrastructure/Platform Engineer to operate, maintain, and improve our Microsoft 365 platform in a large-scale enterprise setting. The role focuses on administering Exchange Online, Teams, SharePoint Online, OneDrive for Business, and Entra ID, with automation via PowerShell and Graph.

Strong collaboration across teams is essential. The candidate will lead migrations, tenant consolidations, and post-merger integration efforts, driving automation and

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