• 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)
    - Save Job - Related Jobs - Block Source
  • 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 (10/21/25)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source
  • Software Engineer SME

    Leidos (Alexandria, VA)
    …of the Decision Advantage Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The ... + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able...a Polygraph.** **Primary Responsibilities:** + Serve as the lead software engineer and technical advisor for mission… more
    Leidos (10/05/25)
    - Save Job - Related Jobs - Block Source
  • Mid-Level Software Engineer

    Leidos (Alexandria, VA)
    …of the Decision Advantage Solutions Business Area, is currently seeking a Mid-Level 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)
    - Save Job - Related Jobs - Block Source
  • Software Engineer - SME

    KBR (Chantilly, VA)
    Title: Software Engineer - SME 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 Software Engineer SME to join our team....Support on-site meetings and deliveries to customers + Lead junior engineers + Perform other duties as assigned Minimum… more
    KBR (10/21/25)
    - Save Job - Related Jobs - Block Source
  • 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 ... development, implementation, maintenance, configuration management and quality control of software for scientific/engineering applications + Define system and … more
    KBR (09/02/25)
    - Save Job - Related Jobs - Block Source
  • 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 ... future of space defense. KBR is seeking a Senior Software Engineer to join our team. The...Support on-site meetings and deliveries to customers + Lead junior engineers + Perform other duties as assigned Minimum… more
    KBR (10/21/25)
    - Save Job - Related Jobs - Block Source
  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …in defining possible? **Northrop Grumman Mission Systems** is seeking a **Sr Principal Software Engineer ** to join our team! This position will primarily be ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (10/07/25)
    - Save Job - Related Jobs - Block Source
  • Frontend Software Engineer , Federal

    General Atomics (Chantilly, VA)
    …equivalent experience in lieu of education. + Ability to obtain and maintain a Top Secret security clearance with SCI eligibility, and willing to take a ... where you come in! GA-I3 is looking for an experienced Frontend Software Developers. **DUTIES AND RESPONSIBILITIES:** + Design and develop frontend applications for… more
    General Atomics (08/31/25)
    - Save Job - Related Jobs - Block Source
  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …is seeking to hire an AI/ML Engineer (Multiple Levels) with an ACTIVE Top ** ** Secret with SCI and Polygraph in Chantilly, VA** As an experienced AI/ML ... in Linux and Windows environments and managing resources for efficiency. + **ACTIVE Top Secret with SCI and Polygraph** + **Required Technologies:** + Python… more
    Noblis (10/08/25)
    - Save Job - Related Jobs - Block Source
  • Expert Software Engineer

    Amentum (Springfield, VA)
    …& Intel space? If so, look no further. Amentum is seeking an **Expert Software Engineer ** to join our team of passionate individuals in **Springfield, VA** ... system as a whole. **Responsibilities:** As a GEODS Expert Software Engineer , you will serve as a...and infrastructure defects and questions * Guide and lead junior /mid-level developers, to include completing code reviews **Requirements:** *… more
    Amentum (11/03/25)
    - Save Job - Related Jobs - Block Source
  • Sr. DevOps Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Sr. DevOps Engineer Location: Springfield, VA, US Job ID: ATR 17260 Job Description Title: Sr. DevOps Engineer Location: Springfield, VA Eligibility/Clearance: ... This position requires an active TS /SCI clearance Job Description: We are looking for highly...customer. As part of the GSS Team the DevOps Engineer 's expertise is needed to support a sophisticated enterprise… more
    Arena Technical Resources, LLC (10/06/25)
    - Save Job - Related Jobs - Block Source
  • Principal RF Engineer

    CACI International (Springfield, VA)
    Principal RF Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel ... * * * CACI is hiring a Principal Electrical Engineer that will Leads project teams deployed worldwide to...whenever and wherever deployed. This position requires an active TS /SCI to begin employment **Duties:** + Serves as the… more
    CACI International (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Mechanical Engineer

    Leidos (Springfield, VA)
    …including electrical, architectural, and structural disciplines. **Basic Qualifications** + Active ** Top Secret SCI clearance** required, with the ability to ... **Description** **Leidos - Multi-Domain Solutions (MDS) Division** **Position: Junior Level Mechanical Engineer ** Leidos and its Multi-Domain Solutions (MDS)… more
    Leidos (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Electrical Engineer

    M. C. Dean (Alexandria, VA)
    …eligibility requirements, including US Citizenship, for access to classified information; ** Top - Secret /SCI with Polygraph required.** MC Dean's **Services & ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (09/20/25)
    - Save Job - Related Jobs - Block Source
  • Azure Infrastructure Support (O&M Engineer

    Applied Research Solutions (Springfield, VA)
    …years demonstrated performance in related technology. Minimum Security Clearance Required + Top Secret w/ SCI eligibility Additional or Preferred Qualifications ... ARS is looking for an Azure Infrastructure Support (O&M Engineer ) Tech. As an Azure Infrastructure O&M Support ...maintenance of a classified Azure environment and all associated software including, but not limited to subscription and marketplace… more
    Applied Research Solutions (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Signal Processing Engineer Subject Matter…

    Lockheed Martin (Manassas, VA)
    …constructive\) and coaching to achieve high performance * Ability to obtain Top Secret security clearance **Security Clearance Statement:** This position ... models for radar, sonar, electronic warfare, and other mission‑critical sensors\. Software Engineering & DevOps - Write production‑grade code, establish CI/CD… more
    Lockheed Martin (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Engineer

    Leidos (Alexandria, VA)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (10/11/25)
    - Save Job - Related Jobs - Block Source