Cleared jobs in Illinois.
192 active postings that name a clearance requirement. Leidos is hiring the most of them, and St. Louis area holds the largest share of the work. Rebuilt daily from GovCon career pages and USAJobs.
Who’s hiring
Where the work is
- St. Louis area92
Clearance mix
- Secret131
- Top Secret33
- Public Trust21
- TS/SCI7
Open cleared jobs in Illinois
SOAR Engineer, Senior
Booz Allen Hamilton — Scott AFB, ILSecretData Security Engineer, Senior
Booz Allen Hamilton — Scott AFB, ILSecretData Engineer
Booz Allen Hamilton — O'Fallon, ILSecretDefense System Analyst
Booz Allen Hamilton — Scott AFB, ILTop SecretData Security Engineer
Booz Allen Hamilton — Scott AFB, ILSecretNetwork Engineer, Senior
Booz Allen Hamilton — Scott AFB, ILSecretStop reading job boards.
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Booz Allen Hamilton — Alexandria, VA; Chicago, ILSecretZero Trust Network Security Engineer
Booz Allen Hamilton — Scott AFB, ILSecretAPI Engineer
Booz Allen Hamilton — Scott AFB, ILSecretCapability Development Analyst, Lead
Booz Allen Hamilton — Scott AFB, ILTop SecretComplaint Intake/Triage Analyst
KACE Company — Chicago, ILPublic TrustInformation Systems Security Engineer
Amyx — O'Fallon, ILSecretSystems Engineer
Amyx — O'Fallon, ILSecretSoftware Engineering Lead
Amyx — O'Fallon, ILSecretConfiguration Manager
Amyx — O'Fallon, ILSecretFinancial Compliance Analyst
Amyx — O'Fallon, ILSecretProgram Manager
Amyx — O'Fallon, ILSecretFunctional SME
Amyx — O'Fallon, ILSecretRMF and Cybersecurity Lead
Amyx — O'Fallon, ILSecretSecurity Controls Assessor - Representative (SCA-R) [SCAR]
Amyx — O'Fallon, ILSecretProject Manager
Posted 11 days agoJBW Federal — Scott AFB, ILSecretIT SME
Posted 25 days agoJBW Federal — Scott AFB, ILSecretInformation Technology (IT) Architect
Posted 1 month agoJBW Federal — Scott AFB, ILSecretSenior Engineer-CAMPS Inc I
OBXtek — Scott AFB, ILSecretSystems/Network Administrator Lead
Posted 7 days agoFoxhole Technology — North Chicago, ILSecretChief Systems Engineer/Architect Lead
Posted 4 days agoFoxhole Technology — North Chicago, ILSecretConfiguration Management Analyst
Posted 11 days agoC3EL — Scott AFB, ILSecretUnified Capabilities (UC) Specialist
Posted 14 days agoC3EL — Scott AFB, ILTop SecretNetwork Engineer
Posted 22 days agoC3EL — Scott AFB, ILTop SecretEnterprise Voice Engineer
Posted 22 days agoC3EL — Scott AFB, ILSecretData Analytics & Visualization Engineer
Posted 22 days agoC3EL — Scott AFB, ILSecretTransport/IP (TRIP) Network Technician
Posted 5 months agoC3EL — Scott AFB, ILSecretSpace Development Agency (SDA) NOC Technician
Posted 3 months agoC3EL — Scott AFB, ILSecretNetwork Administrator (SATCOM)
Posted 6 months agoC3EL — Scott AFB, ILSecretMissile Defense Agency (MDA) NOC Technician
Posted 4 months agoC3EL — Scott AFB, ILSecretJRSS Network Technician
Posted 14 days agoC3EL — Scott AFB, ILSecretImplementations Network Engineer
Posted 5 months agoC3EL — Scott AFB, ILSecretDefense Red Switch Network (DRSN) Support Technician
Posted 4 months agoC3EL — Scott AFB, ILTop SecretAISR NOC Technician
Posted 6 months agoC3EL — Scott AFB, ILSecretMedical Coder
Sciolex Corporation — Des Moines, ILPublic TrustAdministrative Clerk
Sciolex Corporation — Chicago, ILPublic TrustTechnical Editor (All-Source)
Posted 12 days agoNoetic Strategies — Scott AFB, ILTS/SCIImplementations/Activations Network Engineer II
Posted 1 month agoLightGrid — Scott Air Force base, ILSecretImplementations/Activations Network Engineer II
Posted 1 month agoLightGrid — Scott Air Force Base, ILSecretImplementations Network Engineer III
Posted 1 month agoLightGrid — Scott Air Force Base, ILSecretSharePoint & Knowledge Manager
NetImpact Strategies — Scott AFB, ILSecretEnterprise Voice Engineer II
Posted 5 months agoBy Light Professional IT — Scott AFB, ILSecretProgram Manager
Posted 1 month agoAbacus Technology — Belleville, ILTop SecretNetwork Engineer
Posted 1 month agoAbacus Technology — Belleville, ILTop SecretVoice Network Engineer
Posted 1 month agoAbacus Technology — Belleville, ILTop Secret
Cleared work in Illinois, answered
- What clearance level do most cleared jobs in Illinois require?
- Secret is the most common requirement, on 131 of the 192 active cleared postings we track in Illinois. The full mix runs Secret (131), Top Secret (33), Public Trust (21), TS/SCI (7).
- Which employers are hiring cleared talent in Illinois?
- Leidos (44 open), Trace Systems (18 open), SAIC (17 open), C3EL (13 open), Booz Allen Hamilton (10 open). These come straight from each employer's own careers site, so the counts move daily.
- Where in Illinois is cleared work concentrated?
- St. Louis area (92). 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 Illinois updated?
- Daily. ClearMatch reads GovCon employer career pages and USAJobs every day and rebuilds these counts overnight. Only postings that state a clearance requirement are listed, so civilian roles at the same employers are excluded.
Updated August 21, 2026