• Senior Software Engineer

    RTX Corporation (Sterling, VA)
    …VA, 20164-7104 USA **Position Role Type:** Onsite ** Senior Software Engineer ** **- Flight Simulation * Top Secret Security Clearance Required* ... Collins Aerospace is on the lookout for a talented Senior Software Engineer to join...security clearance + Active and transferable US government issued Top Secret security clearance or higher is… more
    RTX Corporation (03/04/25)
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  • Principal/ Sr . Principal Software

    Northrop Grumman (Dulles, VA)
    …a part of our mission. Northrop Grumman Space Systems (NGSP) is seeking a **Principal / Sr . Principal** ** Software Engineer ** to fill the role of a ... requisition can either be filled as a Principal or Sr . Principal Software Engineer .** **Basic...of related experience in lieu of degree. + **Active TS /SCI or TS with SCI eligibility, and… more
    Northrop Grumman (04/29/25)
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  • Sr . Software Engineer

    Leidos (Reston, VA)
    **Description** Leidos has an exciting opportunity for a Sr . Software Engineer ! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will ... perform software development lifecycle (SDLC) activities as both an individual...as both an individual and a member of our top -notch agile development team building a large complex enterprise… more
    Leidos (03/28/25)
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  • Principal / Sr Principal Software

    Northrop Grumman (Fairfax, VA)
    …our Integrated National Systems (INS) Business Unit (BU). **What you'll get to do:** As a Software Engineer on this team, you will be working with the I&T lead ... **Basic Qualifications** + Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance **AND** a… more
    Northrop Grumman (04/08/25)
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  • Software Engineer Sr / Scrum…

    Lockheed Martin (Herndon, VA)
    …of space\- based programs in support of national security\. We are seeking a Software Engineer to participate in the design, development, test and maintenance of ... Mission Management and/or Command and Control domains\. As a Software Engineer with Paragon, you will: *...3\+ years and a MS degree or above\.** **A TS /SCI security clearance is required prior to start\.** Our… more
    Lockheed Martin (04/17/25)
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  • Software Engineer , SR

    KBR (Chantilly, VA)
    Title: Software Engineer , SR Software Engineer - Senior Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... development, implementation, maintenance, configuration management and quality control of software for scientific/engineering applications + Define system and … more
    KBR (04/16/25)
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  • Principal/ Sr Principal Software

    Northrop Grumman (Fairfax, VA)
    …2025. The start date is contingent upon ATP date and funding. As a Software Engineer , you will design, develop, document, refactor, test, and debug applications ... software for a Ground Segment. Ultimately, you will support...interview assessment._ **Basic Qualifications** + Must have an **active** Top Secret clearance **at time of application**… more
    Northrop Grumman (04/23/25)
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  • Senior Full-Stack Software

    The Boeing Company (Chantilly, VA)
    software program for the national intelligence community. The ideal candidate for the Senior Software Engineer position will not only possess exceptional ... on candidate eligibility. **Security Clearance** This position requires an active US Top Secret Security Clearance (US Citizenship Required). (A US Security… more
    The Boeing Company (04/26/25)
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  • Principal/ Sr Principal C++ Software

    Northrop Grumman (Fairfax, VA)
    …position requires being onsite and does not support remote or hybrid work.** As a Software Engineer , you will be on the Command-and-Control team where you will ... as the interview assessment._ **Basic Qualifications** + Must have an active Top Secret /Sensitive Compartmented Information (SCI) clearance at time of… more
    Northrop Grumman (04/08/25)
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  • Principal/ Sr Principal Software

    Northrop Grumman (Fairfax, VA)
    …position requires being onsite and does not support remote or hybrid work.** As a Software Engineer , you will be on the Space Vehicle Management team where you ... that continues to grow. **Basic Qualifications** + Must have an **active** Top Secret /Sensitive Compartmented Information (SCI) clearance **at time of… more
    Northrop Grumman (04/08/25)
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  • FAST Labs - Senior Principal…

    BAE Systems (Reston, VA)
    **Job Description** Our Arlington, VA location is seeking a Senior Principal Software Engineer to support FAST Labs R3 product line, where we break through ... of 8 years work experience or equivalent experience + Top Secret Clearance (active within the last...on position level and/or job specifics. **FAST Labs - Senior Principal Software Engineer -… more
    BAE Systems (03/28/25)
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  • Senior Software Engineer

    KBR (Chantilly, VA)
    Title: Senior Software Engineer KBR is seeking a Senior Software Engineer to join our team. The candidate will leverage their extensive ... software engineering experience and skillsets to provide Systems Engineering...Perform other duties as assigned Minimum Qualifications: + Active TS //SCI with CI Polygraph + Bachelor's degree in computer… more
    KBR (03/04/25)
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  • Senior Software Engineer

    KBR (Alexandria, VA)
    Title: Senior Software Engineer Belong, Connect, Grow, with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... our national security. Job Summary KBR is seeking a senior software engineer that is...Basic Qualifications: + Must have an active US government TS /SCI security clearance to be considered for this position… more
    KBR (04/22/25)
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  • Sr . Software Engineer

    Leidos (Reston, VA)
    **Description** Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing agile team using the Scaled Agile Framework ... to support an on-going mission and operational system. You will perform software development activities as a member of an agile development team. Development… more
    Leidos (04/18/25)
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  • Senior Software Engineer

    KBR (Chantilly, VA)
    Title: Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... the future of space defense. KBR is seeking a Senior Software Engineer to join...Perform other duties as assigned Minimum Qualifications: + Active TS //SCI with Polygraph + Bachelor's degree in computer science,… more
    KBR (04/23/25)
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  • Sr . Specialist/Lead, Embedded…

    L3Harris (Dulles, VA)
    …land, sea and cyber domains in the interest of national security. Job Title: Sr . Specialist/Lead, Embedded Software Engineer Job Code: 20890 Job Location: ... VA Job Description: L3Harris is seeking to hire a Software Engineer with a desire to develop...Experience with cryptography algorithms: AES, key management. + Active Secret Level Security Clearance. Preferred Additional Skills: + Agile… more
    L3Harris (02/20/25)
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  • Sr Specialist, Software

    L3Harris (Dulles, VA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Sr Specialist, Software Engineer with AI/ML Job Code: 20394 Job Location: ... VA Job Description: L3Harris is seeking to hire a Software Engineer with a desire to develop...to 8 years of professional Python development + Active Secret Level Security Clearance + Education and/or background in… more
    L3Harris (02/02/25)
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  • Senior C++ Software Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …RQ198201 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Information Technology has an immediate opening for an on-site C++ Software Engineer /Developer with AWS experience working with a company that is committed… more
    General Dynamics Information Technology (04/18/25)
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  • Python Software Engineer

    CACI International (Springfield, VA)
    …**The Opportunity:** The Transportation Cybersecurity Services (TCS) program is looking for a Senior Software Engineer to work on Enterprise Cross-Domain ... Python Software Engineer Job Category: Engineering Time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (02/14/25)
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  • Sr Principal Software

    Northrop Grumman (Fairfax, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... you to join our team as a Data Team Software Engineer /Product Owner. **This position can be...team as the Product Owner.** **Basic Qualifications:** + **Active TS /SCI clearance required at time of application.** + Bachelor's… more
    Northrop Grumman (04/08/25)
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