Demo

IT System Administrator

Mirion
Oak Ridge, TN Full Time
POSTED ON 12/5/2025 CLOSED ON 1/16/2026

What are the responsibilities and job description for the IT System Administrator position at Mirion?

Job Details

Description

The Systems Administrator is expected to be highly skilled and self-motivated with experience in Hyper-V Clustering, server administration, scripting, and basic network fundamentals, to join our team. This role emphasizes technical expertise, problem-solving, collaboration with cross-functional teams, and continuous improvement.

Essential Duties

  • Deploy and manage Hyper-V Clusters, including shared storage, disk configurations, and load balancing.
  • Administer and troubleshoot Windows Server and Linux environments.
  • Develop and maintain PowerShell scripts for automation and system management.
  • Collaborate with network team to support Fortinet firewalls, switches, and access points at the Oak Ridge facilities.
  • Monitor system performance, ensure uptime, and implement proactive maintenance strategies.
  • Maintain documentation for systems architecture, configurations, and procedures.
  • Provide on-site support to ensure rapid response to manufacturing needs.
  • Lead technical projects and proactively identify and resolve issues.
  • Other duties as assigned.

Required

KNOWLEDGE, SKILLS, & ABILITIES:

  • Minimum 5 years of experience.
  • Knowledge of Hyper-V and related infrastructure.
  • Proficiency in Windows Server, Linux, and PowerShell scripting.
  • Working knowledge of network engineering, including cabling and basic switch configuration.
  • Strong problem-solving skills and ability to work independently.
  • Excellent communication and documentation abilities.

Preferred

  • Experience in manufacturing or industrial IT environments.
  • Familiarity with SAN/NAS storage systems
  • Experience with Veeam Backups.
  • Familiarity with SQL queries, PowerBI, and PowerAutomate.

Physical Requirements & Work Environment

Physical Requirements

  • Clearly communicate in verbal and written form.
  • Ability to lift 25lbs unassisted.
  • Ability to sit at a desk and work on computer for extended periods.

Salary.com Estimation for IT System Administrator in Oak Ridge, TN
$86,771 to $109,006
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