• Applied Research Associates, Inc. (Herndon, VA)
    **Description** ARA is looking for a Senior DevOps Engineer with strong expertise in OpenShift and you need to have a solid understanding of DevOps principles, ... container orchestration, and cloud-native application development. The Senior DevOps Engineer will be responsible for...be a US citizen with an active TS/SCI security clearance ** + Bachelors degree in a related field along… more
    DirectEmployers Association (09/11/25)
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  • Software Engineer Sr

    Lockheed Martin (Herndon, VA)
    …space\- based programs in support of national security\. We are looking for a software engineer to craft and build innovative solutions for our customers\. You ... system capabilities from early design through site acceptance focused on software reuse, COTS/FOSS integrations, and innovative, affordable best practices\. * Be… more
    Lockheed Martin (11/07/25)
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  • Senior Software Engineer

    General Dynamics Information Technology (Oakton, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** GDIT is seeking a Senior Software Engineer to join our team. US Citizenship ... **Req ID:** RQ207012 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Secret...onsite. Deliver simple solutions to complex problems as a Senior Software Engineer at GDIT.… more
    General Dynamics Information Technology (09/13/25)
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  • Principal/ Sr . Principal Cyber…

    Northrop Grumman (Chantilly, VA)
    …prioritize bugs until resolution **Basic Qualifications for a Sr . Principal Cyber Software Test Engineer :** + ** Clearance : Candidate must currently have ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Polygraph TRAVEL: No **Description** At Northrop...you to join our team as a **Principal** **Cyber Software Test Engineer ** and ** Sr .… more
    Northrop Grumman (11/01/25)
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  • Sr . Software Engineer

    BigBear.ai (Herndon, VA)
    Overview Software Engineer Location: On-site - Herndon, VA Clearance Required: Active TS/SCI (Polygraph preferred) Make an Impact with BigBear.ai Are you ... in the real world? BigBear.ai is looking for a Software Engineer to join our mission-driven team...We invest in our people with opportunities for growth, recognition , and a strong commitment to work-life balance. What… more
    BigBear.ai (08/16/25)
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  • Sr Specialist, Circuit Design Electrical…

    L3Harris (Ashburn, VA)
    …of national security. Job Title: Sr Specialist, Circuit Design Electrical Engineer - Unmanned Systems (Secret Security Clearance ) Job Code: 28913 Job ... assistance is available to qualified applicants Job Description: As a Electrical Engineer Specialist in the Agile Development Group (ADG), you will be part… more
    L3Harris (09/17/25)
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  • Principal/ Sr . Principal Systems…

    Northrop Grumman (Dulles, VA)
    …making history. Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems ... Engineer for a Ground/Mission Software program. This role requires on-site, in-person support in...or related area and 3 years of experience. + ** Senior Principal Engineer Level (T4)** - BS… more
    Northrop Grumman (10/17/25)
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  • Sr . Software Engineer

    Leidos (Chantilly, VA)
    …of the Decision Advantage Solutions Business Area, is currently seeking a highly motivated Sr . Software Engineer for the Chinook Program. The Chinook Program ... the GEOINT enterprise through secure, agile, and cloud-native development. As a senior engineer , you will lead technical development efforts, drive DevSecOps… more
    Leidos (10/05/25)
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  • Sr . Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …position will be located at a Mission Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be ... career. **Northrop Grumman Mission Systems** is seeking an experienced ** Senior Principal Cyber Software Engineer **...**Preferred Qualifications:** + Active Top Secret / SCI security clearance with poly. + Experience leading software more
    Northrop Grumman (10/21/25)
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  • Software Engineer Sr

    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: *...will be required to possess an Active TS/SCI security clearance for consideration\.** Our employees play an active role… more
    Lockheed Martin (10/18/25)
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  • Sr Software Engineer

    Shuvel Digital (Dulles, VA)
    …introducing new cyber capabilities to address emerging threats. Raytheon is seeking a Senior Software Engineer to support the design, development, and ... Title: Senior Software /Security Engineer (CyberSecurity)... Engineer (CyberSecurity) Type: Contract Location: Dulles, VA Clearance : An active Secret security clearance is… more
    Shuvel Digital (09/25/25)
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  • Principal / Sr . Principal Mission…

    Northrop Grumman (Chantilly, VA)
    …Atlassian Suite (Jira, Confluence), BitBucket, MatterMost. This can be filled as a Principal Engineer (level 3) or Sr Principal Engineer (level 4) depending ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (11/04/25)
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  • Sr . Scientist - Program Chief Systems…

    L3Harris (Ashburn, VA)
    …Relocation: Relocation assistance is available to qualified applicants Job Description: The Sr . Scientist - Systems Engineering, Program Chief Engineer for the ... the Agile Development Division within the Airborne Combat Systems sector. The Sr . Scientist - Systems Engineering, Program Chief Engineer responsibilities will… more
    L3Harris (09/04/25)
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  • Sr Principal Engineer Mission…

    Northrop Grumman (Chantilly, VA)
    …or materials that do not meet required standards and specifications **Basic Qualifications Sr Principal Engineer Mission Assurance:** + Bachelor's degree in a ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the.../ AS9100 Quality Management System certification process. **Preferred Qualifications Sr Principal Engineer Mission Assurance:** + BS… more
    Northrop Grumman (09/30/25)
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  • Sr Software Engineer

    Nightwing (Sterling, VA)
    …technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and ... applications and services. The ServiceNow Application Developer has a software development background in addition to ServiceNow System Administration, ServiceNow… more
    Nightwing (08/27/25)
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  • Sr . Principal Systems Engineer

    RTX Corporation (Dulles, VA)
    …Company managed by Collins Aerospace Applied Signal Technology (AST) is seeking a ** Sr . Principal Systems Engineer / Technical Program Manager** to join our ... or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required,… more
    RTX Corporation (11/13/25)
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  • Principal/ Sr . Principal Electronics…

    Northrop Grumman (Chantilly, VA)
    …Solutions (SMS) Department. This role can be filled as a Principal or Sr . Principal Electrical Engineer . **Principal Electronics Engineer ** **Basic ... training in basic Surface Mount Technology (SMT) soldering and assembly skills. ** Senior Principal Electronics Engineer ** **Basic Qualifications:** + Must be a… more
    Northrop Grumman (10/16/25)
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  • Sr ./Principal DevOps Engineer (TS)…

    Northrop Grumman (Dulles, VA)
    …with current or active Top-Secret clearance required at time of application ** Sr . Principal DevOps Engineer ** + Bachelor's degree in a STEM field (ideally ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of...team of qualified, diverse individuals in the Eastern Region Software and Controls organization of Northrop Grumman Space Sector.… more
    Northrop Grumman (10/23/25)
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  • Space Principal/ Sr . Principal Systems…

    Northrop Grumman (Dulles, VA)
    …Science degree in technical field with 3+ years of experience; or a PhD + ** Sr . Principal Systems Engineer ** - Bachelors of Science degree in technical field and ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: None TRAVEL: Yes, 10% of the...to assist in the formulation of avionics hardware and software system design, definition of concept of operations, and… more
    Northrop Grumman (10/31/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The successful ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the...not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:**… more
    Northrop Grumman (10/02/25)
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