IT Systems Administrator, Intermediate

Savannah River National Laboratory • Aiken, SC

7d

About The Position

Savannah River National Laboratory (SRNL) is seeking an IT Systems Administrator to provide full lifecycle support for systems within a DOE mission environment. The position supports the configuration, maintenance, and performance of engineering applications critical to the design, analysis, and sustainment of national security infrastructure and energy research systems.

The administrator supports enterprise integrations, maintains systems and infrastructure, provides Tier II/III support, and works with cybersecurity staff and engineering stakeholders to resolve complex issues and meet DOE cybersecurity standards. The role also maintains technical documentation and supports mission assurance through disaster recovery and backup strategies.

Requirements

• Bachelor's degree in computer science or computer engineering and 4+ years of relevant experience; equivalent experience will be reviewed in lieu of a degree.
• Ability to obtain and maintain a security clearance; U.S. citizenship is legally required.
• Intermediate-level Windows Server (2016+) and Linux (RHEL/Ubuntu) skills.
• Strong experience with VMware vSphere (ESXi/vCenter) or Hyper-V.
• Experience with Active Directory, GPO management, and DNS/DHCP administration.
• Experience with rack-mounted servers (Dell PowerEdge/HPE ProLiant) and SAN/NAS storage.
• Strong troubleshooting logic and attention to detail.

Nice To Haves

• Experience managing hybrid environments in Azure or AWS.
• Proficiency in PowerShell scripting for task automation.
• Experience with patch management tools such as PDQ Deploy or WSUS and endpoint protection.
• Microsoft AZ-800, VCP-DCV, or RHCSA certification.

Responsibilities

• Support integrations with enterprise systems such as ERP, ALM, and identity management platforms.
• Coordinate and implement system patches, version upgrades, performance tuning, and infrastructure changes.
• Provide Tier II/III technical support to end users, engineering teams, and classified program offices.
• Participate in audits, compliance checks, and system reviews to meet DOE cybersecurity standards, including NIST 800-53 and DOE O 205.1C.
• Maintain technical documentation, including SOPs, diagrams, and configuration baselines for NSS.
• Collaborate with cybersecurity staff to implement STIGs, POA&Ms, and continuous monitoring plans.
• Implement and test disaster recovery and backup strategies to support mission assurance.
• Serve as liaison between engineering stakeholders, application vendors, and DOE system owners to resolve complex issues.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level