• Software Engineer (508 Compliance…

    Saliense Consulting (Arlington, VA)
    …hybrid with 3 days/week onsite in Arlington, VA. Candidates must possess an active Secret clearance to be considered and must be eligible to obtain a Top Secret ... clearance . Position Description: Technical 508 Compliance SME to join...Develop, maintain and support technical infrastructure, hardware, and system software components for mid- to large-sized projects. + Documents… more
    Saliense Consulting (01/06/26)
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  • Software Engineer

    Cinteot (Herndon, VA)
    Software Engineer Location - Herndon, VA The...an equivalent) + Must possess dod top secret level clearance (Cinteot will sponsor upgrade to SCI and CI Poly) ... selected candidate will formulate/define specifications for complex operating software programming applications or modify/maintain complex existing applications using… more
    Cinteot (01/06/26)
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  • Software Engineer

    Anthem Engineering (Chantilly, VA)
    …RedHat-based) + Experience developing in an Agile environment Level: Entry Level - SME Clearance : Active security clearance with full scope polygraph is ... We are looking for a Software Developer with experience in building high-performing, scalable,...enterprise-grade applications. You will be part of a talented software team that works on mission-critical applications. Software… more
    Anthem Engineering (12/21/25)
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  • Software Test Engineer

    CACI International (Chantilly, VA)
    Software Test Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Opportunity:** : CACI has an immediate need for a Software Tester (ST) to support our Client in Chantilly,...* Active and current TS/SCI with polygraph * CompTIA Security + certification * Experience: * Agile environment * Scrum… more
    CACI International (10/31/25)
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  • Lowband Software Support Engineer…

    RTX Corporation (Langley AFB, VA)
    …US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship ... is required, as only US citizens are eligible for a security clearance ​ ** Security Clearance :** TS/SCI - Current Raytheon Company Managed by Collins… more
    RTX Corporation (12/11/25)
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  • Senior FHIR Software Engineer

    ICF (Reston, VA)
    …common vision of delivering an integrated solution. **The Work** We are seeking a FHIR Engineer to join our dynamic team. In this role, you will be responsible for ... The ideal candidate will have a strong understanding of software development principles and a proven track record in...while adhering to all applicable standards (eg, architectural, coding, security ) + Work with DevOps engineers on CI, CD,… more
    ICF (12/04/25)
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  • Software Engineer

    SAIC (Chantilly, VA)
    …the software development lifecycle. + Implementing best practices for security , compliance, and access control. + Perform risk and vulnerability scans using ... **Description** SAIC is seeking a Software Develper to support an office that is...Develper to support an office that is accountable for clearance processing of all individuals with access to Customer… more
    SAIC (12/03/25)
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  • Junior Software Engineer - TS/SCI…

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a motivated **Junior Software Engineer ** to join our team in developing and maintaining modern web applications using React.js. ... This role provides hands-on experience with React.js and modern software practices, including the use of AI assistants (eg,...+ US Citizen with an active TS/SCI with Poly security clearance + Basic proficiency in JavaScript… more
    Leidos (01/01/26)
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  • Model-Based Software Systems…

    The MITRE Corporation (Mclean, VA)
    …in verbal, written, PC, presentation, and communications skills * Existing Security Clearance * Project-based teamwork experience This requisition requires ... * Bachelor's degree in Computer Science, Engineering, Mathematics, Physics, Systems Engineering, Software Engineering, or related field * Must be a US citizen with… more
    The MITRE Corporation (12/12/25)
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  • Software Integration Engineer

    Leidos (Chantilly, VA)
    …available ICAM services for protecting those critical mission applications across multiple security domains. The GxNext contract was awarded to Leidos in 2021 and ... management skills to manage a client's integration with our services + Debug software issues, investigate root causes, and recommend fixes + Brief Program and/or… more
    Leidos (11/27/25)
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