• Senior Software Engineer - Cybersecurity…

    CACI International (Linthicum, MD)
    …to critical cybersecurity initiatives! We are seeking a skilled Software Developer with DevOps experience to enhance our Active Network Defense (AND), ... * * **The Opportunity** CACI is seeking a Senior Software Developer to join our dynamic team...data source and data destination customers. **Qualifications** **Required:** + Active TS/SCI w/ Polygraph + 14+ years… more
    CACI International (12/20/25)
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  • Software Engineer

    CACI International (Annapolis Junction, MD)
    …and internal review standards. + Must be a US citizen with an active Top Secret/SCI DoD Security clearance with polygraph . _Desired:_ + Certifications ... Software Engineer Job Category: Information Technology Time Type:...Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (12/20/25)
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  • Sr. Software Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    Overview Big Bear Ai (BBAI) is seeking a JavaScript Software Engineer with an active TS/SCI w/ Poly located in Hanover, MD. This role offers a unique chance to ... in diverse tasks such as program management, mission support, software integration, development, system engineering, migration, testing, documentation, network and… more
    BigBear.ai (12/11/25)
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  • Software Engineer TS/SCI (FSP)

    IBM (Annapolis Junction, MD)
    …secure deployment. **Required technical and professional expertise** * US Citizen with active TS/SCI clearance and in-scope full-scope polygraph required on Day ... partner ecosystem and our robust technology platforms across the IBM portfolio; including Software and Red Hat.Curiosity and a constant quest for knowledge serve as… more
    IBM (12/12/25)
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  • Software Engineer 3

    Nightwing (Annapolis Junction, MD)
    …in the intelligence community, defense, civil, and commercial markets. **Job Summary:** Software full stack developer at Nightwing CODEX directly supporting ... concise manner. Active and transferable US government issued **TS/SCI with polygraph ** security clearance is required. US citizenship is required, as only US… more
    Nightwing (12/26/25)
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  • 128 Cloud Software Engineer 3

    ARSIEM (Annapolis Junction, MD)
    …Original Posting Date: 2025-09-10 Clearance Requirement : This position requires an active TS/SCI with a polygraph . You must be a US ... work with. ARSIEM is currently looking for a Cloud Software Engineer skilled in DevOps, particularly as it relates...two (2) years of experience. + Cloudera Certified Hadoop Developer certification may be substituted for one (1) year… more
    ARSIEM (12/11/25)
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  • Full Stack Software Engineer SME

    Leidos (Gaithersburg, MD)
    …Gaithersburg, MD + Alexandria, VA + Chantilly, VA **Clearance Level Required:** Active TS/SCI and successfully pass a Polygraph exam. **Primary ... Must have at least 5-7 years of professional experience as both a hands-on developer and technical leader. + **Cloud & Software Engineering** : Extensive… more
    Leidos (11/01/25)
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  • Software Engineer

    ARSIEM (Annapolis Junction, MD)
    …trade-off analysis, interface control, testing and continuous integration. + Experience in software development on Agile teams using Agile Developer practices ... you work with. ARSIEM is currently looking for a Software Engineer. The position will support one of our...agile team. Clearance Requirement : This position requires an active TS/SCI with a polygraph . You must… more
    ARSIEM (10/14/25)
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  • Mid-Level Full Stack Software Engineer

    GliaCell Technologies (MD)
    An active or rein-statable TS/SCI with Polygraph ...level of clearance. Are you a Mid-Level Full Stack Software Engineer who is ready for a new challenge ... you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security...Key Responsibilities: + This position is for a full-stack developer with emphasis on backend services. + Focus on… more
    GliaCell Technologies (12/25/25)
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  • Senior Software Engineer

    Leidos (Columbia, MD)
    …**AWS** and **modern software engineering principles** + **Clearance Requirement** : ** Active TS/SCI with Polygraph ** **Desired Experience** + Strong Java ... has a new and exciting opportunity for a **Senior Software Engineer** to play a dual role in User...lasting impact. Leidos is seeking a highly skilled **Senior Software Engineer** to play a dual role in **User… more
    Leidos (01/07/26)
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