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University of Dayton

Senior Systems Administrator

🇺🇸 Dayton, OH

🕑 Full-Time

💰 TBD

💻 Information Technology

🗓️ December 19th, 2025

CISSP

Edtech.com's Summary

UDRI is hiring a Senior Systems Administrator to lead a technical team and manage the design, modernization, and operation of enterprise infrastructure including Microsoft-based and on-premises systems. The role involves ensuring system reliability, security, and compliance while overseeing Active Directory, Microsoft 365 GCC High, Azure Government, and Hyper-V environments.

Highlights
  • Lead a team of 3-4 IT staff including system administrators and helpdesk personnel.
  • Architect and administer Windows Server, Active Directory, Group Policy, and Microsoft 365 GCC High environments.
  • Manage virtualization platforms including Hyper-V and oversee server operations like patching and upgrades.
  • Develop technical documentation, architecture diagrams, and operational standards.
  • Collaborate with cybersecurity teams to ensure compliance with NIST SP 800-171, CMMC Level 2, and DoD requirements.
  • Lead advanced troubleshooting and Tier 3 escalation support.
  • Evaluate emerging Microsoft and on-premises technologies to drive modernization and reliability.
  • Required qualifications include a bachelor's degree in IT or related field, Security+ certification (or ability to obtain), and five years' experience with Windows Server and enterprise Microsoft systems.
  • Experience with Hyper-V virtualization and federal cybersecurity frameworks is essential.
  • Preferred qualifications include Security+, CISSP, CASP+ certifications, experience with Microsoft 365 GCC High or Azure Government, and automation skills using PowerShell or DSC.