• Cyber Security Engineer (Penetration…

    CACI International (Aberdeen Proving Ground, MD)
    Cyber Security Engineer (Penetration Tester) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee ... hands-on technical challenges? CACI seeks a motivated Cyber Security Engineer to support the C5ISR Center at Aberdeen Proving...clearance. + The ability to obtain and maintain a TS / SCI clearance. + All work is performed… more
    CACI International (08/26/25)
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  • Junior Software Engineer

    GliaCell Technologies (Columbia, MD)
    An active or rein-statable TS / SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are ... you a Junior Software Engineer who is ready for a new challenge that...have the following: + Possess an active or rein-statable TS / SCI with Polygraph security clearance. + US… more
    GliaCell Technologies (08/22/25)
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  • Software Integration Engineer 3

    Synergy ECP (Fort Meade, MD)
    …expression, age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Polygraph Software Integration Engineer Level 3 LCAT ... Software Integration Engineer 3 Ft. Meade, MD (http://maps.google.com/maps?q=Ft.+Meade+MD+USA+20146) Job Type...stack. . Update software for sustainment support. . Basic Linux system administration skills and shell scripting. . Execute… more
    Synergy ECP (10/28/25)
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  • Principal / Sr. Principal Systems Engineer

    Northrop Grumman (Patuxent River, MD)
    …**Preferred Qualifications for both Principal and Sr. Principal levels:** + Active TS / SCI /CI Poly clearance. + Experience testing and evaluating computing ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (10/30/25)
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  • Systems Development Engineer II, US ADC DBS…

    Amazon (Jessup, MD)
    …requires that the candidate selected must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the ... existing systems experience - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Experience with PowerShell… more
    Amazon (10/10/25)
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  • Senior Mobile Software Engineer w/ Poly

    BigBear.ai (Annapolis Junction, MD)
    …drive end-to-end innovation from requirements gathering through deployment monitoring. Clearance required: Active TS / SCI with Poly. What you will do You'll be at ... Overview BigBear.ai is seeking a Software Engineer and Exploitation Capability Integrator to architect, implement...4 additional yrs. in place of BS + Clearance: TS / SCI with Poly What we'd like you… more
    BigBear.ai (11/15/25)
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  • Senior Software Infrastructure Engineer…

    RTX Corporation (Fort Meade, MD)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of everything ... **Qualifications You Must Have** + Active and transferable US government issued ** TS / SCI with Polygraph** security clearance is required prior to start… more
    RTX Corporation (10/13/25)
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  • High Compute Engineer

    Leidos (Bethesda, MD)
    …be acceptable (CASP+, CCNP Security, CISA, CISSP, GCED, GCIH, CCSP). **Clearance** + Active TS / SCI clearance with Polygraph required OR active TS / SCI ... can thrive, keep reading!** We are seeking a forward-leaning High Compute Engineer to lead the design, optimization, and integration of GPU-centric high-performance… more
    Leidos (09/30/25)
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  • Software Engineer with Poly Mid to Sr…

    Lockheed Martin (Annapolis Junction, MD)
    …CI/CD * ELK stack, prometheus, Grafana, or other logging/monitoring tools **Clearance Level:** TS / SCI w/Poly SP **Other Important Information You Should ... discipline, or equivalent experience/combined education, with 9 years of professional experience\. TS / SCI with Poly Experience with programming languages such… more
    Lockheed Martin (09/18/25)
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  • Systems Integration Engineer

    Synergy ECP (Columbia, MD)
    …age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Full Scope Polygraph Other Requirements: US Citizenship ... Systems Integration Engineer Columbia, MD Description Company Description Synergy ECP...full software stack. Update software for sustainment support. Basic Linux system administration skills and shell scripting. Execute test… more
    Synergy ECP (10/15/25)
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