• Obscurity Labs (Herndon, VA)
    …subcontractors, local engineers, and geographically dispersed teammates. *Requirements:* * *Title:* Software Engineer * *Level:* ( Mid -level) Intermediate ... a science or technology-related discipline, multiple years of experience in software engineering, and previous experience working within a team environment utilizing… more
    job goal (12/04/25)
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  • Open Systems Technologies Corporation (Herndon, VA)
    …engineering, and software development Experience with Linux OS and command line interface Software Engineer , Mid Area of Focus Skills - Software ... match with immediate vesting. Open Systems Technologies is seeking a Back-End Software Engineer to support a large government-end client. Required… more
    job goal (12/03/25)
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  • Software Engineer , Mid

    Chenega Corporation (Gaithersburg, MD)
    Software Engineer , Mid -Level Gaithersburg, MD Join our Talent Network Chenega Agile Real-Time Solutions (CARS) Software Engineer , Mid -Level Are ... Agile Real-Time Solutions (CARS) is currently looking for aSoftware Engineer , Mid -Level to join our growing team...tools and processes used to build and install the software in the production environment. + Provide regular system… more
    Chenega Corporation (10/13/25)
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  • Software Engineer - Mid

    KBR (Chantilly, VA)
    Title: Software Engineer - Mid Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... national security and shape the future of space defense. KBR is seeking a Mid -Level Software Engineer to join our team. The candidate will leverage their… more
    KBR (10/21/25)
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  • Front End Software Engineer

    CACI International (Sterling, VA)
    Front End Software Engineer ( Mid -Level) Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... US Anticipated Posting End: 12/29/2025 We are seeking a dedicated Front End Software Engineer ( Mid -Level) to support our Makalu contract. If you are… more
    CACI International (11/18/25)
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  • Software Engineer - Mid Level

    Lockheed Martin (Annapolis Junction, MD)
    …as the resources of Lockheed Martin to keep the threats at bay\. **THE WORK** As a Software Engineer \- Mid Level you will be responsible for: * Developing, ... maintaining, and enhancing complex and diverse software systems \(e\.g\., processing\-intensive analytics, novel algorithm development, manipulation of extremely… more
    Lockheed Martin (11/20/25)
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  • Software Engineer - Mid

    National Security Agency/Central Security Service (Fort Meade, MD)
    Summary As a Software Engineer , NSA has opportunities for you to contribute, learn, and grow in virtually any Computer Science focus area, including: ... accessibility development (508 compliance); AI/ML; complex algorithms and cryptography. As a Software Engineer at NSA, your work makes the world a safer place in… more
    National Security Agency/Central Security Service (11/30/25)
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  • System Automation Software Engineer

    Lockheed Martin (Annapolis Junction, MD)
    …using a microservices\-based architecture and cutting\-edge technologies\. The System Automation Software Engineer will be responsible for: \- Establishing a ... functional testing and end\-to\-end testing \- Agile development and delivery of software \- Communication and collaboration: Software Development is a… more
    Lockheed Martin (10/01/25)
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  • Mid -Level Software Engineer

    Koniag Government Services (Washington, DC)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Mid - Level Software Engineer with a Top-Secret security clearance with SCI eligibility to ... experienced and self-motivated individual to perform the duties of a Mid -Level Software Engineer to support the Administrative Applications Unit (AAU)… more
    Koniag Government Services (10/17/25)
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  • Mid -Level Software Engineer

    GliaCell Technologies (Columbia, MD)
    …not apply if you currently do not possess this level of clearance. Are you a strong Mid -Level Software Engineer who is ready for a new challenge that will ... to work with some amazingly talented people Job Description: GliaCell is seeking a Mid -Level Software Engineer on one of our subcontracts that offers up to 4… more
    GliaCell Technologies (11/01/25)
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  • Mid -Level Software Engineer

    Leidos (Alexandria, VA)
    …(IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Mid -Level Software Engineer for the Chinook Program. The Chinook ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (10/05/25)
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  • Mid -Level Software Engineer

    Belay Technologies (Annapolis Junction, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Mid -Level Software Engineer to join our intel team. You will be supporting ... health monitoring tools and dashboards. + Use open source and proprietary software to collect metrics from various applications, hardware, and network appliances. +… more
    Belay Technologies (11/25/25)
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  • Software Engineer with Poly…

    Lockheed Martin (Annapolis Junction, MD)
    …ahead of emerging threats and opportunities\. **WHO YOU ARE** Experience as a Software Engineer with knowledge assisting in the design, development, testing, and ... debugging of software solutions, with a focus on Linux and Unix...**Experience Level:** Experienced Professional **Business Unit:** RMS **Relocation Available:** No **Career Area:** Software Engineering **Type:** Task Order/IDIQ **Shift:**… more
    Lockheed Martin (09/18/25)
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  • Mid Software Engineer

    Belay Technologies (Columbia, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Mid -Level and Senior Software Engineer (SWE) with experience in Full stack/Backend ... to join our intel them. This role will be on a fast-moving software engineering team supporting a microservice ecosystem with several UIs. Project management is… more
    Belay Technologies (11/25/25)
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  • Mid . Software Engineer

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Software Engineer to join our intel team. Candidates should demonstrate a strong ... Java applications with experience matching the listed skills based on software development focus area. Candidates should have the following qualifications: +… more
    Belay Technologies (10/01/25)
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  • Software Engineer (Tactical Decision…

    Leidos (Bethesda, MD)
    …TDAs across multiple code baselines. + **Troubleshoot and resolve complex software challenges** while contributing innovative solutions. + **Learn and apply new ... an **agile team environment** supporting a large-scale program. + **Own and deliver** software solutions in **Java, React, C++** , and other modern languages. +… more
    Leidos (11/22/25)
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  • Software Engineer III

    TheIncLab (Mclean, VA)
    … prototypes for prospective customers and building internal software products. The Software Engineer III is a mid -to-senior level position that requires ... and where your career can meet purpose as well. We are looking for a Senior Software Engineer III to join our R&D team. We encourage you to apply and take the… more
    TheIncLab (09/26/25)
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  • Mid -Level Backend Software

    GliaCell Technologies (Annapolis Junction, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Mid -Level Backend Software Engineer who is ready for a new challenge that ... work with some amazingly talented people Job Description: GliaCell is seeking a Mid -Level Backend Software Engineer on one of our subcontracts. This is a… more
    GliaCell Technologies (11/06/25)
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  • Engineer Professionals- Ongoing Talent…

    V2X (Reston, VA)
    Engineer + Electrical Engineer + Civil Engineer + Software Engineer + Field Engineer Mid -Level (3-7 Years Experience) + Project Engineer ... Manager + Principal Electrical Engineer + Chief Mechanical Engineer + Senior Software Architect + Director of Engineering Qualifications Why Join V2X's… more
    V2X (11/27/25)
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  • Software Reverse Engineer (TS/SCI)-…

    Vexterra Group (Bethesda, MD)
    SOFTWARE REVERSE ENGINEER Vexterra Group is searching for a Senior Software Reverse Engineer support a Government Customer in Bethesda, Maryland: DUTIES ... + Isolate, review, analyze, and reverse- engineer potentially malicious programs + Write and produce high...to the scope, nature, and characteristics of the malicious software suitable for distribution to both technical and non-technical… more
    Vexterra Group (10/14/25)
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