Cleared jobs in Tennessee.
204 active postings that name a security clearance or Public Trust requirement. Oak Ridge National Laboratory is hiring the most of them, and Huntsville area holds the largest share of the work. Rebuilt daily from GovCon career pages.
Employers with indexed openings in Tennessee include Oak Ridge National Laboratory, BWX Technologies, and Centrus Energy. Compare the individual postings for duties and security requirements. Read the market context.
Who’s hiring
Where the work is
- Huntsville area2
Clearance mix
- Top Secret99
- Secret73
- Public Trust24
- TS/SCI6
- Confidential1
- TS/SCI + CI Poly1
Open cleared jobs in Tennessee
Kubernetes Platforms Principal Architect
Posted 29 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretDevOps Engineering Support Team Lead
Posted 28 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretContractor SAP Security Officer
Posted 28 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretNonproliferation Nuclear Engineer Postdoctoral Researcher
Posted 25 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretSenior High Performance Computing Engineer - Classified Environment
Posted 25 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretChief Safety Basis Engineer
Posted 23 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretStop reading job boards.
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Match me to cleared roles →HPC Network Engineer
Posted 23 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretInstrumentation & Control Systems Engineer (LabVIEW)
Posted 23 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretClassified HPC Systems Engineer (Hybrid Eligible)
Posted 23 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretDivision Director, Electromagnetic Enrichment and Stable Isotope Science Division
Posted 22 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretDivision Director, Centrifuge Enrichment Technology Division
Posted 22 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretWindows Systems Engineer
Posted 3 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretAssociate Special Security Officer - Personnel Security
Posted 3 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretAssistant Special Security Officer - Personnel Security
Posted 3 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretTechnician - High Power Radiofrequency
Posted 4 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37934Public TrustTeam Lead, Nuclear Criticality Safety
Posted 4 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretPostdoctoral Research Associate - Materials Processing Group
Posted 4 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Public TrustPostdoctoral Research Associate - Experimental Geochemistry
Posted 4 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Public TrustDirector, Laboratory Protection Division
Posted 7 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSection Head, Classified Computing
Posted 7 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830TS/SCISenior Contractor SAP Security Officer
Posted 8 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretCOMSEC Custodian
Posted 8 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretInformation Systems Security Officer (ISSO)
Posted 8 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830TS/SCIMission Implementation Specialist
Posted 9 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretPostdoctoral Research Associate, MPEX Boundary and PMI Modeling
Posted 11 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Public TrustResearch Scientist, Agentic Workflows
Posted 17 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Public TrustPostdoctoral Research Associate - Organic/Polymer Chemist for Advanced Fibers
Posted 17 days agoOak Ridge National Laboratory — KNOXVILLE, TN, US, 37932Public TrustSenior HPC Linux Systems Engineer
Posted 16 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830TS/SCIHPC Linux Systems Engineer
Posted 16 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830TS/SCISenior HPC Engineer - Classified Environment
Posted 15 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretLinux Engineer (Classified Environment)
Posted 15 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretHPC Software Engineer
Posted 11 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSenior HPC Storage Engineer
Posted 10 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSenior Linux Engineer (Classified Environment)
Posted 10 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSenior Network Engineer - Firewall Engineering
Posted 7 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretUranium Chemistry and Nuclear Forensics Postdoctoral Researcher
Posted 7 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretPostdoctoral Research Associate- Shear Strength of Ceramics
Posted 7 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretMachine Design Engineer
Posted 2 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSenior Machine Design Engineer
Posted 2 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretReliability Engineer - Electrical
Posted yesterdayOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretComputational Fluid Dynamics Analyst
Posted yesterdayOak Ridge National Laboratory — Oak Ridge, TN, US, 37830TS/SCIHPC Infrastructure Platform Engineer
Posted 19 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830SecretSenior SharePoint Designer and Administrator
Posted 18 days agoOak Ridge National Laboratory — Oak Ridge, TN, US, 37830Top SecretSr. Business Analyst, Special Materials
Posted 21 days agoBWX Technologies — Jonesborough, TN, USSecretProgram Manager, Special Projects
Posted 21 days agoBWX Technologies — Jonesborough, TN, USTop SecretEnvironmental Manager
Posted 21 days agoBWX Technologies — Jonesborough, TN, USSecretMechanical Engineer
Posted 20 days agoBWX Technologies — Jonesborough, TN, USSecretMechanical Engineer (High-Speed Machinery)
Posted 1 month agoBWX Technologies — Oak Ridge, TN, USTop SecretLinux Systems Administrator
Posted 1 month agoBWX Technologies — Oak Ridge, TN, USTop SecretComposite Engineer
Posted 1 month agoBWX Technologies — Oak Ridge, TN, USTop Secret
Tennessee's defense market and your job search
Defense spending in Tennessee
The Office of Local Defense Community Cooperation reports approximately $3.8 billion in defense spending in Tennessee for fiscal year 2024, including $2.4 billion in contract obligations. Total spending includes contracts, grants and personnel payroll. This historical spending measure provides economic context; it does not measure current vacancies or the number of jobs requiring a clearance.
Sources: OLDCC Defense Spending by State, FY 2024, summary table
Roles in this hiring snapshot
Examples from the postings shown here include Kubernetes Platforms Principal Architect, DevOps Engineering Support Team Lead, and Contractor SAP Security Officer. These are a sample of the indexed openings. Compare each employer's description for the worksite, required experience, clearance eligibility and any polygraph requirement.
Sources: Kubernetes Platforms Principal Architect; DevOps Engineering Support Team Lead; Contractor SAP Security Officer
Background sources reviewed by ClearMatch on .
Cleared work in Tennessee, answered
- Which security requirements appear in cleared jobs in Tennessee?
- Top Secret is the most common requirement, on 99 of the 204 active cleared postings we track in Tennessee. The full mix runs Top Secret (99), Secret (73), Public Trust (24), TS/SCI (6), Confidential (1), TS/SCI + CI Poly (1).
- Which employers are hiring cleared talent in Tennessee?
- Oak Ridge National Laboratory (43 open), BWX Technologies (40 open), Centrus Energy (38 open), Akima (23 open), SAIC (8 open). These come straight from each employer's own careers site, so the counts move daily.
- Where in Tennessee is cleared work concentrated?
- Huntsville area (2). Postings without a resolvable metro are counted in the state total but not broken out here.
- How often is this list of cleared jobs in Tennessee updated?
- ClearMatch rebuilds this directory daily from GovCon career pages. It includes postings with security clearance or Public Trust requirements. Public Trust is a background investigation, not a security clearance. The update date below identifies the current snapshot.
Updated October 8, 2026