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Systems Administrator

Robert Half

Manchester, NH 03101 • 10/29/2026

Job Description

Job Description

Systems Administrator

We're looking for a hands-on Systems Administrator to support and enhance our IT infrastructure in a fully onsite, 5 days per week role. This position will be responsible for managing servers, supporting the Microsoft 365 environment, and helping drive automation and efficiency across the organization.

What You'll Do:

  • Administer and support Windows Server environments
  • Manage and optimize the Microsoft 365 platform, including Exchange Online, Teams, and Entra ID
  • Develop and maintain solutions using Power Apps and the Power Platform
  • Monitor system performance, security, backups, and patch management
  • Troubleshoot infrastructure, application, and user support issues
  • Collaborate with IT leadership on technology improvements and projects

If you enjoy solving technical challenges, improving systems, and working in a collaborative environment, we'd love to hear from you.

  • Experience supporting Windows Server environments
  • Strong knowledge of Microsoft 365 administration
  • Experience with Power Apps or other Microsoft Power Platform tools
  • Understanding of networking, virtualization, and endpoint management
  • Linux administration experience is a plus