• Junior Software Engineer

    SMX (Chantilly, VA)
    Junior Software Engineer ( TS /SCI CI Poly) (4405)at SMX(View all jobs) (https://www.smxtech.com/careers/) Chantilly, VA SMX is seeking a **Jr. Software ... research in design, development, testing and utilization of electronic data processing software . + Design, develop, document, test and debug applications software more
    SMX (11/02/25)
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  • Junior Software Engineer

    Cinteot (Herndon, VA)
    Software Engineer Location - Herndon, VA The...with java as an equivalent) + Must possess dod top secret level clearance (Cinteot will sponsor upgrade ... selected candidate will formulate/define specifications for complex operating software programming applications or modify/maintain complex existing applications using… more
    Cinteot (11/06/25)
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  • Specialist, Software Engineer

    L3Harris (Chantilly, VA)
    …requires Top Secret Clearance which requires US Citizenship. Qualifications: + Top Secret or TS /SCI Clearance + Bachelor's degree in computer ... in the interest of national security. Job Title: Specialist, Software Engineer Full-Stack Application Job Code: 31304...+ Mentor and Lead: Provide guidance and mentorship to junior engineers, fostering a culture of continuous learning and… more
    L3Harris (11/19/25)
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  • Spacecraft/Satellite Flight Operations…

    Lockheed Martin (Fort Belvoir, VA)
    …approximately 14\-18 months to obtain\. Candidates must be able to obtain a Top Secret /Sensitive Compartmented Information \( TS /SCI\) clearance and complete ... Martin Space in Ft Belvoir, Virginia is seeking a full\-time Early Career Satellite Systems Engineer to join our team\. In this dynamic role you may support a 24/7… more
    Lockheed Martin (11/15/25)
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  • Principal Systems Engineer - active…

    V2X (Suitland, MD)
    …location. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a ... integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS /SCI clearance to support our government customer… more
    V2X (11/15/25)
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  • Senior Software Developer - TS /SCI…

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new software capabilities within a matrixed ... **Required clearance:** Candidates for consideration **must possess an active and in-scope** Top Secret clearance with the ability and willingness to obtain… more
    Leidos (09/21/25)
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  • Integration Engineer /Developer,…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Integration Engineer /Developer, Junior ** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Arlington **Position ... **Position Description:** CGI Federal has an exciting opportunity for a Integration Engineer within our Intel sector advancing the national security mission through… more
    CGI Technologies and Solutions, Inc. (09/13/25)
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  • Digital Signal Processing Engineer

    Parsons Corporation (Chantilly, VA)
    …active TS /SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ This ... Corporation, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (11/18/25)
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  • Software Engineer , Full Stack,…

    Google (Reston, VA)
    …such as Java, C++, Go, Python, or full-stack development. + Active Top Secret /Sensitive Compartmentalized Information ( TS /SCI) security clearance with ... Software Engineer , Full Stack, Public Sector...You will possess and maintain an active US Government Top Secret /Sensitive Compartmentalized Information ( TS /SCI)… more
    Google (11/01/25)
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  • Lead/Sr. Specialist, Software

    L3Harris (Chantilly, VA)
    …provide on-the-job mentoring to junior engineers as needed. + Position requires Top Secret Clearance which requires US Citizenship. Qualifications: + Top ... domains in the interest of national security. Job Title: Lead/Sr. Specialist, Software Engineer Full-Stack Application Job Code: 30938 Job Location: Chantilly,… more
    L3Harris (11/19/25)
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  • Software Engineer (lead) - level 4

    Northrop Grumman (Fairfax, VA)
    …(** _must have to be considered_ **)** + Requires an **active** DoD Top - Secret **( TS )** with Sensitive Compartmented Information **(SCI)** **clearance** **at ... your pioneering spirit to our collaborative teams. This _Software Engineer (lead)_ _- Level 4_ role at our **Fairfax,...with productizing software solutions + Experience leading junior software developers + Experience with satellite… more
    Northrop Grumman (11/19/25)
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  • FSO/Industrial Security Cyber Engineer

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **FSO/Industrial Security Cyber Engineer , Junior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2120 ... CGI Federal has an exciting opportunity for a FSO/Industrial Security Cyber Engineer within our Intel sector advancing the national security mission through cutting… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Software Engineer Sr Advisor…

    General Dynamics Information Technology (Fairfax, VA)
    …Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Software Engineering **Skills:** ... 8 + years of related experience **US Citizenship Required:** Yes **Job Description:** Software Engineer Sr Advisor Deliver simple solutions to complex problems… more
    General Dynamics Information Technology (10/21/25)
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  • Junior System Engineer

    CACI International (Springfield, VA)
    Junior System Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... None Type of Travel: None * * * **The Opportunity:** As a Systems Engineer /Project Integrator, you will play an integral role in bridging the gap between space… more
    CACI International (11/26/25)
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  • Systems Engineer , Junior

    KBR (Chantilly, VA)
    Title: Systems Engineer , Junior KBR is seeking a Junior Systems Engineer to support our customers in Chantilly, VA. The position requires the employee to ... provide technical expertise as a Systems Engineer and Technical Assistance (SETA). The ideal candidate will have experience within the Intelligence Community with a… more
    KBR (11/21/25)
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  • Software Development Engineer III,…

    Amazon (Arlington, VA)
    …in computer science or equivalent - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above Amazon is an equal opportunity ... AWS The candidate selected must obtain and maintain a security clearance at the TS /SCI with polygraph level. Upon start, the selected candidate will be sponsored for… more
    Amazon (11/13/25)
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  • Software Development Engineer

    TheIncLab (Mclean, VA)
    We're seeking a Software Development Engineer in Test II...eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing ... coverage, contribute to process improvements, and share knowledge with junior engineers to raise overall quality standards. This is...meet purpose as well. We are looking for a Software Development Engineer in Test to design,… more
    TheIncLab (09/28/25)
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  • Software Engineer III

    TheIncLab (Mclean, VA)
    …purpose; 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 ... Your Mission, Should You Choose to Accept As a Software Engineer III on our R&D team,...eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing… more
    TheIncLab (09/26/25)
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  • Sr. Software Engineer

    Leidos (Alexandria, VA)
    …Decision Advantage Solutions Business Area, is currently seeking a highly motivated Sr. Software Engineer for the Chinook Program. The Chinook Program delivers ... CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** **Primary… more
    Leidos (10/05/25)
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  • Lead Software Engineer

    TheIncLab (Mclean, VA)
    …Choose to Accept As a key member of the R&D Team, the Lead Software Engineer will guide small teams through complex engineering projects, including exploratory ... in both technical and leadership pathways, allowing the Lead Software Engineer to continuously expand their expertise...eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Benefits… more
    TheIncLab (09/26/25)
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