• 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 ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Software...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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  • 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 ... and self-motivated individual to perform the duties of a Senior Software Engineer to support...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 ... and self-motivated individual to perform the duties of a Senior Software Engineer to support...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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  • Senior Software Engineer

    Cinteot (Fort Belvoir, VA)
    SENIOR SOFTWARE ENGINEER REQUIREMENTS: + Active TOP SECRET /SCI + Bachelor's Degree in Systems Engineering, Software Engineering, or Computer Science ... JAVA, XML, PHP Oracle, MS SQLServer, ColdFusion Server, CFML, CFScript IIS, Sencha Software tool, Python and Windows Server 2016R@ or higher. + Experience in writing… more
    Cinteot (10/17/25)
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  • Senior Software Engineer

    RTX Corporation (Sterling, VA)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret ** Senior Software Engineer ** **- Simulation & ... Collins Aerospace is on the lookout for a talented Senior Software Engineer to join...experience + Active and transferable US government issued Top Secret Security Clearance or higher is required prior to… more
    RTX Corporation (09/05/25)
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  • Senior Software Engineer

    RTX Corporation (Sterling, VA)
    …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 people on the planet is not… more
    RTX Corporation (09/16/25)
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  • 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...Senior *+ years) + Active Security Clearance Required: Secret + Experience with IBM Maximo (custom development and… more
    SMX (10/16/25)
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  • Senior Site Reliability Engineer

    Microsoft Corporation (Reston, VA)
    …no further than the Microsoft Defender engineering team. We are looking for a Senior Site Reliability Engineer who will be building and delivering cloud ... Technology, or related field AND 2+ years technical experience in software engineering, network engineering, or systems administration OR Bachelor's Degree in… more
    Microsoft Corporation (09/05/25)
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  • Senior Systems Engineer (Active…

    NANA Regional Corporation (Alexandria, VA)
    ASE, and Akima company, is looking to hire a Senior Systems Engineer to serve a subject matter expert for USCG IT systems lifecycle management. This Hybrid ... systems standpoint, participates as needed in all phases of software and hardware development with emphasis on the planning,...(8) yearsof C4IT system engineering experience. + Active DoD Secret clearance is required. + Able to commute into… more
    NANA Regional Corporation (10/25/25)
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  • Senior Mechanical Engineer - Top…

    Jacobs (Arlington, VA)
    …high voltage power, mechanical systems, fire protection, construction, etc.) * Professional Engineer (PE) Registration desired * Active Top Secret clearance, ... evolve, grow, and succeed - today and into tomorrow. The Mechanical Engineer will have essential multi-discipline team representation and be self-motivated, well… more
    Jacobs (08/19/25)
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  • Systems Engineer SME - Exchange Messaging…

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize ... your opportunity to make a personal impact as a ** Senior ** **Principal Systems Engineer for Exchange Messaging** with GDIT. We're seeking a highly skilled… more
    General Dynamics Information Technology (10/06/25)
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  • Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer ** Seize your opportunity to make a ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure...personal impact as a Senior Principal Systems Engineer with GDIT. A… more
    General Dynamics Information Technology (08/09/25)
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  • Principal/Sr. Principal Systems Engineer

    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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  • Cloud Systems Engineer ( Secret )

    SMX (Washington, DC)
    Cloud Systems Engineer ( Secret ) (4496)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX is ... seeking **Cloud Systems Engineers (Junior/Mid/ Senior /SME)** supporting the design and implementation of secure, scalable multi-cloud infrastructure, applications,… more
    SMX (10/16/25)
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  • Civil Engineer - Top Secret

    Leidos (Reston, VA)
    **Description** Leidos has several openings for a Civil Engineer in Reston, Virginia. The primary focus of the group is reverse engineering Weapons of Mass ... characterization process to produce accurate intelligence estimates + Brief senior officials regarding capability, trends and analysis **Clearance Requirement:** +… more
    Leidos (10/09/25)
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  • Senior Software Engineer

    TheIncLab (Mclean, VA)
    …networks, cloud infrastructures, and unmanned autonomous systems for defense applications. Your Assignment: Senior Software Engineer As a Senior ... The Mission Starts Here At TheIncLab, we engineer and deliver advanced systems that revolutionize how...teams achieve success. As a key member of our software engineering team, you will collaborate closely with system… more
    TheIncLab (09/26/25)
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  • Site Reliability Engineer - CTJ - Top…

    Microsoft Corporation (Reston, VA)
    …and observability, and engage in design/code reviews with guidance from senior engineers. + Incident Response & Postmortems: Troubleshoot issues during on-call, ... + The successful candidate must have an active US Government Top Secret Security Clearance. Ability to meet Microsoft, customer and/or government security screening… more
    Microsoft Corporation (09/12/25)
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  • Senior Software Engineer

    ManTech (Reston, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Engineer ** to join our team in the **Reston, VA** location. This is an ... **onsite** position. The ** Senior Software Engineer ** will be...Cloud environments **Clearance Requirements:** + Must have and active/current Secret security clearance. **Physical Requirements:** + Must be able… more
    ManTech (09/11/25)
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  • Senior Software Engineer

    ManTech (Reston, VA)
    ManTech seeks a motivated, career and customer-oriented ** Senior Software Engineer ** to join our team in **Reston, VA.** This is an onsite position. The ... **Principal Software Engineer ** will work with Network and...Cloud environments **Clearance Requirements:** + Must have an active/current Secret security clearance. **Physical Requirements:** + Must be able… more
    ManTech (09/13/25)
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  • Senior Software Engineer

    Google (Reston, VA)
    Senior Software Engineer , Google Public Sector, Cloud Infrastructure _corporate_fare_ Google _place_ Reston, VA, USA **Mid** Experience driving progress, ... architecture. + Active, or the ability to obtain, Top Secret security clearance. **Preferred qualifications:** + Master's degree or...users, the sooner it impacts their lives. As a Software Engineer , Tools and Infrastructure, you will… more
    Google (10/22/25)
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