• 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 (01/12/26)
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  • Software Engineer 3

    Nightwing (Annapolis Junction, MD)
    …analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems , and business management information systems ) based upon ... and synthesis from system level to individual software components. **_** An active TS / SCI with Poly clearance is required. **_** **Role Type** This position… more
    Nightwing (11/11/25)
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  • Software Engineer Level 3 (Fort Meade, MD)

    Ops Tech Alliance (Fort Meade, MD)
    Software Engineer Level 3 (Fort Meade, MD) **Software Engineer - Level 3** _TS/ SCI & Full Scope Poly Required_ _Salary Range: $195,000 - $230,000 per year_ ... to develop, maintain, and enhance complex and diverse software systems . Our engineers must be able to work individually...in programs and contracts of similar scope + Active TS / SCI with Full Scope Polygraph + Bachelor's… more
    Ops Tech Alliance (12/20/25)
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  • Application Engineer

    CACI International (Fort Meade, MD)
    Application Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... * * **The Opportunity:** CACI is seeking an Application Engineer to be at the forefront of transforming our...support on our watch floor. **Qualifications:** **Required:** + Active TS / SCI w/ Polygraph + Proficiency in one… more
    CACI International (11/19/25)
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  • Mid-Level DevOps 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 Mid-Level DevOps 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 (11/01/25)
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  • Network Engineer Tier 3

    CACI International (Annapolis Junction, MD)
    Network Engineer Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network...experience + 10+ years of related work experience + TS / SCI w/ poly is required + Advanced… more
    CACI International (10/25/25)
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  • Software Engineer 1 - 23832 (FS Poly…

    Huntington Ingalls Industries (Fort Meade, MD)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $65,050.00 - $107,000.00 Security Clearance: TS / SCI with Poly Level of Experience: Entry Level This ... opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies...Diploma or equivalent and 4 years relevant experience. + TS / SCI clearance with Full Scope Poly at… more
    Huntington Ingalls Industries (01/06/26)
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  • Software Integration Engineer III

    BAE Systems (Annapolis Junction, MD)
    …field may substitute for two (2) years' experience. **Must possess a TS / SCI clearance with appropriate polygraph** MDOPS **Preferred Education, Experience, & ... **Job Description** At BAE Systems , we're at the forefront of innovation, harnessing...excellence, and innovation. We're seeking a skilled Software Integration Engineer to play a critical role in ensuring the… more
    BAE Systems (12/19/25)
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  • Chief Software Engineer

    Leidos (Odenton, MD)
    …degree with 15+ years of experience. + Candidates should possess a DoD Clearance at the Top Secret level with the ability to obtain a SCI w/Poly preferred. ... governance, lead and oversee the planning and development of overall systems architectures, drive/perform analysis of alternatives to ensure mission solutions are… more
    Leidos (01/09/26)
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  • AI/ML Security Integration Engineer

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking an AI/ML Security Integration Engineer with an active TS / SCI clearance with a Poly, to configuring, fine-tuning, and ... secure data handling procedures for AI processing of potentially sensitive system configurations and security information +...with at least 10 years of professional experience + TS / SCI with an active Poly clearance +… more
    BigBear.ai (01/17/26)
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