Systems Administrator Jobs in Oak Ridge TN
3 days ago
1.
IT Infrastructure Engineer; Hybrid Eligible
IT/Tech (Systems Engineer, Systems Administrator, Cybersecurity, IT Infrastructure)
Oak Ridge National Laboratory (ORNL) is seeking an IT Infrastructure Engineer to support an isolated computing environment known as...
IT Infrastructure Engineer; Hybrid Eligible JobListing for: Oak Ridge National Laboratory |
4 days ago
2.
IT Infrastructure Engineer; Hybrid Eligible
IT/Tech (Systems Engineer, Systems Administrator, IT Infrastructure, Cybersecurity)
Position: IT Infrastructure Engineer (Hybrid Eligible) - Requisition Overview: - Oak Ridge National Laboratory (ORNL) is seeking an IT...
IT Infrastructure Engineer; Hybrid Eligible JobListing for: Oak Ridge National Laboratory |
4 days ago
3.
User Support Specialist
IT/Tech (IT Support, Systems Administrator)
Active DOE Q or active Top Secret clearance is required for consideration. - We are hiring a Windows User Support Specialist to focus on...
User Support Specialist JobListing for: Oak Ridge National Laboratory |
5 days ago
4.
User Support Specialist
IT/Tech (IT Support, Systems Administrator)
Requisition Overview: Active DOE Q or active Top Secret clearance is required for consideration. - We are hiring a Windows User Support...
User Support Specialist JobListing for: Oak Ridge National Laboratory |
1 week ago
5.
HPC Infrastructure Engineer
IT/Tech (Systems Engineer, Cloud Computing: Infrastructure & Operations, Systems Administrator, Unix/Linux)
Requisition Overview: The High - Performance Computing Systems Section within the National Center for Computational Sciences (NCCS) is...
HPC Infrastructure Engineer JobListing for: Oak Ridge National Laboratory |
1 week ago
6.
HPC Infrastructure Engineer
IT/Tech (Systems Engineer, Cloud Computing: Infrastructure & Operations, Systems Administrator)
The High - Performance Computing Systems Section within the National Center for Computational Sciences (NCCS) is seeking an HPC...
HPC Infrastructure Engineer JobListing for: Oak Ridge National Laboratory |
1 week ago
7.
System Administrator
IT/Tech (Systems Administrator, IT Support)
ABOUT THE ROLE - We are seeking a System Administrator to join our team supporting the DOE's Y - 12 National Security Complex - !...
System Administrator JobListing for: GEM Technologies, Inc. |
1 week ago
8.
Classified Compute User Support Specialist
IT/Tech (IT Support, Systems Administrator, Cybersecurity)
Requisition An active TS, Q, or TS/SCI clearance is required for consideration. Overview: The Field Intelligence Operations Division in...
Classified Compute User Support Specialist JobListing for: Oak Ridge National Laboratory |
1 week ago
9.
Classified Compute User Support Specialist
IT/Tech (IT Support, Systems Administrator)
Classified Compute User Support Specialist - An - active TS, Q, or TS/SCI clearance is required for consideration. - Overview: - The...
Classified Compute User Support Specialist JobListing for: Oak Ridge National Laboratory |
2 weeks ago
10.
IT Engineer, Systems Engineer, Systems Administrator
IT/Tech (Systems Engineer, Systems Administrator, Technical Support, IT Consultant)
## IT Engineer - ** Oak Ridge,TN37831 - ** Posted: 10/13/2026 - Job Number: 2121## - Job Description - ** Job...
IT Engineer, Systems Engineer, Systems Administrator JobListing for: Energy Solutions, LLC |