• Software Engineer ( Secret )

    SMX (Washington, DC)
    Software Engineer ( Secret ) (4611)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX is ... seeking ** Software Engineers (Junior/Mid/Senior/SME)** supporting the design and implementation of...and with customer or vendor teams + Define and engineer solution capabilities that satisfy customer business drivers /… more
    SMX (10/16/25)
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  • Senior Software Engineer

    General Dynamics Information Technology (Oakton, VA)
    …experience **US Citizenship Required:** Yes **Job Description:** GDIT is seeking a Senior Software Engineer to join our team. US Citizenship required. GDIT will ... area and work onsite. Deliver simple solutions to complex problems as a Senior Software Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the… more
    General Dynamics Information Technology (09/12/25)
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  • Senior Software Engineer - CTJ - Top…

    Microsoft Corporation (Reston, VA)
    **Overview** Microsoft has an exciting opportunity for a Senior Software Engineer in the Cloud+AI Azure Data Explorer team. As part of a core product engineering ... in highly secured and regulated industries. The systems and software you build will be required to meet the...+ Builds, enhances, reuses, contributes to, and identifies new software developer tools to support other programs and applications… more
    Microsoft Corporation (12/02/25)
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  • Mid-Level Software Engineer

    Koniag Government Services (Washington, DC)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Mid- Level Software Engineer with a Top- Secret security clearance with SCI eligibility to ... experienced and self-motivated individual to perform the duties of a Mid-Level Software Engineer to support the Administrative Applications Unit (AAU) at… more
    Koniag Government Services (10/17/25)
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  • Senior Software Engineer

    Koniag Government Services (Washington, DC)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Senior Software Engineer with a Top- Secret security clearance with SCI eligibility to ... self-motivated individual to perform the duties of a Senior Software Engineer to support the Web Services...of IT infrastructure. This position requires an Active Top Secret with SCI eligibility clearance, supporting a DOJ FBI… more
    Koniag Government Services (10/17/25)
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  • Senior Software Engineer

    Koniag Government Services (Washington, DC)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Senior Software Engineer with a Top- Secret security clearance with SCI eligibility to ... self-motivated individual to perform the duties of a Senior Software Engineer to support the Investigative and...and intelligence workforce. This position requires an Active Top Secret with SCI eligibility clearance, supporting a DOJ FBI… more
    Koniag Government Services (11/02/25)
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  • Software Engineer II - Training…

    RTX Corporation (Sterling, VA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Software Engineer II** **- Training System ... Software (Onsite)** We are currently searching for a Software Engineer to join our team in...experience + Active and transferable US government issued security secret clearance is required prior to start date +… more
    RTX Corporation (12/06/25)
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  • Principal Software Engineer

    RTX Corporation (Sterling, VA)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Principal Software Engineer ** **- Training System ... Software (Onsite)** **Role Description: ** We are searching for a Principal Software Engineer to join our team in Sterling VA within the Simulation & Training… more
    RTX Corporation (11/19/25)
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  • Senior Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current **Senior Software Engineer ** **- Training System ... Software (Onsite)** We are currently searching for a Sr. Software Engineer to join our team in Sterling VA. Employing some of the most talented dedicated… more
    RTX Corporation (09/16/25)
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  • COMSEC / 5G cellular / VHF Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Systems Engineer - Active Top Secret Required** Seize your opportunity to make ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Professional Engineering...a personal impact as a Systems Engineer supporting a world class maintenance program servicing a… more
    General Dynamics Information Technology (11/20/25)
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  • Systems Engineer SME - Exchange Messaging…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and… more
    General Dynamics Information Technology (11/06/25)
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  • Senior Network Engineer - Top Secret

    General Dynamics Information Technology (Arlington, VA)
    …Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and ... (HPE), CompTIA Security+ CE | CompTIA - CompTIA, Brocade Certified Network Engineer (BCNE) | Broadcom - Broadcom, Juniper Networks Certified Internet Professional -… more
    General Dynamics Information Technology (11/11/25)
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  • Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and ... related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer ** Seize your opportunity to make a personal impact as a… more
    General Dynamics Information Technology (11/08/25)
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  • Network Engineer - Secret Clearance…

    General Dynamics Information Technology (Sterling, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations ... of related experience **US Citizenship Required:** Yes **Job Description:** NETWORK ENGINEER SENIOR Transform technology into opportunity as a Network Engineer more
    General Dynamics Information Technology (11/22/25)
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  • Principal/Sr. Principal Systems Engineer

    Northrop Grumman (Dulles, VA)
    …Principal Systems Engineer for the role of Ground Segment Systems Engineer for a Ground/Mission Software program. This role requires on-site, in-person ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (10/17/25)
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  • Azure DevSecOps Engineer ( Secret )

    SMX (Washington, DC)
    Azure DevSecOps Engineer ( Secret ) (4594)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX ... is seeking an **Azure DevSecOps Engineer ** supporting the design and implementation of secure, scalable multi-cloud infrastructure, applications, and services in… more
    SMX (10/16/25)
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  • PSAB: Project Mechanical Engineer

    KBR (Washington, DC)
    Title: PSAB: Project Mechanical Engineer ( Secret Clearance) Title: PSAB: Mechanical Engineer - Saudi Arabia + Location: Al Kharj Saudi Arabia + Citizenship ... Required: United States Citizenship + Clearance Type: Secret KBR Government Solutions delivers full life cycle professional and technical solutions that improve… more
    KBR (12/04/25)
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  • Lead, Information Security Systems Engineer

    L3Harris (Ashburn, VA)
    …domains in the interest of national security. Job Title: Anti-Tamper System Security Engineer ( Secret Security Clearance) Job Code: 30715 Job Location: Ashburn, ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST...+ Mentor and develop junior engineers. + Provide DoD software selection and approval processes for COTS, GOTS, and… more
    L3Harris (11/01/25)
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  • GCP Cloud Engineer (Washington, DC)…

    World Wide Technology (Washington, DC)
    **_This is a full-time direct hire position and you must currently have an active Secret Security Clearance or above. We are not able to offer visa sponsorship, 1099 ... Center, a collaborative ecosystem of the world's most advanced hardware and software solutions, WWT helps clients and partners conceptualize, test and validate… more
    World Wide Technology (12/02/25)
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  • Senior Mechanical Engineer (Top…

    Johnson, Mirmiran, and Thompson Inc. (Quantico, VA)
    …list of the Top 500 Design Firms. Position summary: JMT is seeking a Top Secret Cleared Senior Mechanical Engineer in the Quantico, VA area for an exciting ... Experience preparing mechanical load calculations. + Experience with computer-assisted design software such as Revit, and Sketch Up Nonessential Functions and… more
    Johnson, Mirmiran, and Thompson Inc. (11/04/25)
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