• Senior Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Senior Software Engineer who is ready for a new challenge that will launch ... An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please...amazingly talented people Job Description: GliaCell is seeking a Senior Software Engineer on one… more
    GliaCell Technologies (01/03/26)
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  • Senior Software Engineer

    Eliassen Group (Aberdeen Proving Ground, MD)
    ** Senior Software Engineer ** **Aberdeen Proving Ground, MD** **Type:** Contract-to-Hire **Category:** Engineer **Industry:** Government **Reference ID:** ... **Shortcut:** http://careers.eliassen.com/XeL7ux + Description + Recommended Jobs **Description:** The Software Engineer will provide functional and empirical… more
    Eliassen Group (01/09/26)
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  • Senior Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Senior Software Engineer who is ready for a new challenge that will launch ... An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please...amazingly talented people Job Description: GliaCell is seeking a Senior Software Engineer on one… more
    GliaCell Technologies (12/13/25)
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  • Senior Software Engineer

    CACI International (Annapolis Junction, MD)
    Senior Software Engineer - Next Generation Products Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with ... system engineers to develop solutions + Write and review software documentation **Qualifications:** **Required:** + Active TS /SCI...with polygraph + 15+ years of experience as a Software Engineer on similar projects + Bachelor's… more
    CACI International (12/18/25)
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  • Senior Software Engineer

    CACI International (Linthicum, MD)
    Senior Software Engineer -...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel ... * **The Opportunity:** Join our dynamic team as a Software Engineer where you will play a...our Linthicum Heights, MD locations._ **Qualifications** **Required:** + Active TS /SCI w/ Polygraph + Experience with Python + Experience… more
    CACI International (01/01/26)
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  • Senior Software Engineer

    Leidos (Columbia, MD)
    **Description** Leidos has a new and exciting opportunity for a ** Senior Software Engineer ** to play a dual role in User Interface Development and Full Stack ... to a mission-critical initiative with 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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  • Senior Software Engineer

    ManTech (Belcamp, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Software Engineer ** to join our team at our **Belcamp, MD location.** **Responsibilities ... include but are not limited to:** + Design, engineer , analyze, and develop complex software systems, contributing directly to the advancement of technological… more
    ManTech (01/06/26)
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  • Senior Software Engineer

    AeroVironment (Jessup, MD)
    **Worker Type** Regular **Job Description** **Job Summary** The primary role of the ** Senior Software Engineer ** is to design, develop, and deliver ... high-performance, mission-critical software applications. This role focuses on building modern, scalable...as well as alignment with market data. **Clearance Level** Top Secret with Poly **ITAR Requirement:** _T_… more
    AeroVironment (12/19/25)
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  • Full Stack Senior Software

    RBR-Technologies (Fort Meade, MD)
    …the basic principle of delivering customer mission success. RBR-Technologies is seeking a Full Stack Senior Software Engineer (level 3 or 4) with Zero Trust ... include: + Developing, maintaining, and enhancing complex and diverse software systems (eg, processing-intensive analytics, novel algorithm development, manipulation… more
    RBR-Technologies (01/06/26)
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  • Senior Software Engineer 3…

    RBR-Technologies (Fort Meade, MD)
    …on the basic principle of delivering customer mission success. RBR-Technologies is seeking a Senior Software Engineer (level 3 or 4) with attribute-based ... include: + Developing, maintaining, and enhancing complex and diverse software systems (eg, processing-intensive analytics, novel algorithm development, manipulation… more
    RBR-Technologies (01/06/26)
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  • Senior Software Engineer

    CACI International (Linthicum, MD)
    Senior Software Engineer -...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel ... * * * **The Opportunity** CACI is seeking a Senior Software Developer to join our dynamic...w/ Polygraph + 14+ years of experience as a Software Engineer in programs and contracts of… more
    CACI International (12/20/25)
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  • Senior Software Engineer

    Belay Technologies (Fort Meade, MD)
    … to join our intel team. The Multi-Factor Authentication Management System (MFAMS) is seeking a senior software engineer (Front End) to work with a team of ... existing team. The candidate will be expected to provide input throughout the software lifecycle to include testing. The developer should be able to work… more
    Belay Technologies (12/12/25)
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  • Senior Software Engineer

    Nightwing (Annapolis Junction, MD)
    …intelligence community, defense, civil, and commercial markets. **Nightwing is seeking a seasoned** ** Senior Software Engineer ** **to lead the design and ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (12/29/25)
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  • Senior Software Engineer

    AeroVironment (Jessup, MD)
    **Worker Type** Regular **Job Description** **Job Summary** The primary role of the ** Senior Software Engineer ** is to design and develop modern, ... local internal equity, as well as alignment with market data. **Clearance Level** Top Secret with Poly **ITAR Requirement:** _T_ _his position requires access… more
    AeroVironment (12/19/25)
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  • Senior Software Engineer

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Software Engineer to support analysts and operators by designing, developing, and integrating tools to automate data ... or 4 additional yrs. in place of BS + Clearance: TS /SCI with Poly + Production-grade software development experience in Python. + Experience within CNO domain… more
    BigBear.ai (11/27/25)
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  • Senior Software Engineer

    Oracle (Annapolis Junction, MD)
    …Community? Oracle Government, Defense & Intelligence is seeking a driven and experienced Senior Software Engineer to join Consulting Services team and ... or have the ability to obtain and maintain a TS /SCI with Polygraph** + Software development skills + Agile methodology AND/OR modern development techniques… more
    Oracle (01/06/26)
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  • 346 - Senior Software

    ARSIEM (Fort Meade, MD)
    …on every client you work with. ARSIEM is looking for a highly motivated Senior Software Engineer with proven experience in installing, configuring, ... developing, and integrating prototype applications for technical evaluation. The engineer will be supporting a lab environment providing support for customers… more
    ARSIEM (12/19/25)
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  • Senior CNO Software Engineer

    ManTech (Hanover, MD)
    … CNO Software Engineer ** to join our CNO team in **Hanover, MD.** As a Senior Software Engineer on our team, you will play a key role in developing ... are not limited to:** + Design and develop new hardware- or software -based CNO capabilities + Independently contribute to the design, development, documentation,… more
    ManTech (01/06/26)
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  • Senior Python Software

    GliaCell Technologies (Linthicum Heights, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Senior Python Software Engineer who is ready for a new challenge that will ... An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please...amazingly talented people Job Description: GliaCell is seeking a Senior Python Software Engineer on… more
    GliaCell Technologies (01/10/26)
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  • MFAMS Senior Front End Software

    CACI International (Hanover, MD)
    MFAMS Senior Front End Software Engineer - TS /SCI with Poly Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: ... TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...The Multi-Factor Authentication Management System (MFAMS) is seeking a senior software engineer (Front End)… more
    CACI International (10/23/25)
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