• LMI Consulting, LLC (Mclean, VA)
    Software Engineer ( SME ) - TS /SCI with Polygraph Required Job Locations US-VA-McLean Job ID 2025-13219 # of Openings 1 Category Engineering Benefit Type ... AI solutions Demonstrated experience in data structures, data modeling, and software architecture Demonstrated in-depth experience and knowledge of machine learning… more
    CollegeRecruiter (12/13/25)
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  • Software Engineer - Level 2

    Northrop Grumman (Fairfax, VA)
    …engineers and architects. Software Engineers frequently get into informal (example: Subject Matter Expert ) and formal technical leadership roles within ... Software and Digital Engineering department which has 200+ Software Engineer , DevOps Engineer , Systems...(must have/required to be considered):** + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI)… more
    Northrop Grumman (11/14/25)
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  • Senior Software Engineer - Full…

    General Dynamics Information Technology (Hanover, MD)
    …the development of complex solutions + Participates as a Subject Matter Expert in internal review of software components and systems + Works on the ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...PTO for TS /SCI with Poly** Job Description Software Engineer Sr Advisor Deliver simple solutions… more
    General Dynamics Information Technology (11/19/25)
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  • Software Engineer ( SME )

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Software Engineer ( SME )** in our **National Security Sector's (NSS) Cyber & Analytics ... a difference in National Security!** **Job Description** As a Software Engineer on this program, you will...degree. + To be considered must have an active TS /SCI with polygraph security clearance Preferred Qualifications + Experience… more
    Leidos (11/07/25)
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  • Cloud Software Engineer 3

    Nightwing (Annapolis Junction, MD)
    …for improving documentation and software development process standards. *Serve as subject matter expert for Cloud Computing and corresponding ... in the intelligence community, defense, civil, and commercial markets. The Cloud Software Engineer develops, maintains, and enhances complex and diverse … more
    Nightwing (09/22/25)
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  • Full Stack Software Engineer

    Leidos (Alexandria, VA)
    …is seeking a highly experienced, versatile, and visionary Full Stack Software Engineer Subject Matter Expert ( SME ) for the Maru Program. In this ... **Description** National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security… more
    Leidos (11/01/25)
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  • Software Engineer with Poly Sr Swe2

    Lockheed Martin (Annapolis Junction, MD)
    …ahead of emerging threats and opportunities\. This Program is seeking a full stack software engineer to develop, maintain and enhance complex and diverse ... products to production\. **WHO YOU ARE** Experience as a Software Engineer with knowledge assisting in the...off for work/life balance\. And more **Basic Qualifications:** Active Top Secret clearance with polygraph 14 years… more
    Lockheed Martin (11/27/25)
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  • Expert Software Engineer

    Amentum (Springfield, VA)
    …a whole. **Responsibilities:** As a GEODS Expert Software Engineer , you will serve as a subject matter expert and mentor to other developers, ... If so, look no further. Amentum is seeking an ** Expert Software Engineer ** to join...team, workstream, or major task(s) **Clearance Required:** * Active TS /SCI must be able to obtain and maintain a… more
    Amentum (11/18/25)
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  • 128 Cloud Software Engineer 3

    ARSIEM (Annapolis Junction, MD)
    …improving documentation and software development process standards + Serve as a subject matter expert for Cloud Computing and corresponding technologies ... work with. ARSIEM is currently looking for a Cloud Software Engineer skilled in DevOps, particularly as...2025-09-10 Clearance Requirement : This position requires an active TS /SCI with a polygraph. You must be a US… more
    ARSIEM (12/11/25)
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  • Expert Software Engineer

    Amentum (Springfield, VA)
    …data. **Responsibilities:** As a GEODS Expert Software Engineer , you will serve as a subject matter expert and mentor to other developers, ... If so, look no further. Amentum is seeking an ** Expert Software Engineer ** to join...Software Developer will serve as the primary technical SME for AI capabilities supporting the GEODS Data Catalog,… more
    Amentum (11/23/25)
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  • Expert Software Engineer

    Amentum (Springfield, VA)
    …a whole. **Responsibilities:** As a GEODS Expert Software Engineer , you will serve as a subject matter expert and mentor to other developers, ... If so, look no further. Amentum is seeking an ** Expert Software Engineer ** to join...a clear and direct manner **Clearance Required:** * Active TS /SCI must be able to obtain and maintain a… more
    Amentum (11/18/25)
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  • Senior Software Engineer

    CACI International (Laurel, MD)
    Senior Software Engineer Job Category: Information Technology...Subject Matter Expertise:** Serve as a subject matter expert within the ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...**The Opportunity** Join our dynamic team as a Senior Software Engineer and contribute to the maintenance… more
    CACI International (10/12/25)
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  • EW Embedded Software Engineer

    RTX Corporation (Arlington, VA)
    …program goals + Be responsible for significant portions of the embedded code base, becoming the subject matter expert in those areas + Assist the team in ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret RTX Corporation is an Aerospace...machine learning. We are searching for an EW Embedded Software Engineer to join our team. In… more
    RTX Corporation (11/05/25)
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  • Software Virtualization Engineer

    General Dynamics Information Technology (Springfield, VA)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on a TS /SCI Cleared Software Virtualization Engineer joining our team to support our ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...Yes **Job Description:** Transform technology into opportunity as a Software Virtualization Engineer with GDIT. A career… more
    General Dynamics Information Technology (10/28/25)
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  • Software Virtualization Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Software Virtualization Engineer Location: Springfield, VA, US Job ID: ATR 17757 Job Description Job Title: Software Virtualization Engineer Location: ... Springfield, VA Eligibility: Candidate must possess an active TS /SCI clearance Job Description: We are looking for a.../SCI clearance Job Description: We are looking for a Software Virtualization Engineer to support the virtualization… more
    Arena Technical Resources, LLC (12/05/25)
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  • Staff Engineer - Software

    TheIncLab (Mclean, VA)
    …architecture, and design for complex systems. + Serve as a subject matter expert for software engineering best practices, frameworks, and tools. ... purpose as well. We are looking for a Staff Engineer to join our Software Engineering team....eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing… more
    TheIncLab (12/09/25)
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  • Software Architect/ SME ( Top

    General Dynamics Information Technology (Falls Church, VA)
    …We are seeking a highly skilled Subject Matter Expert ( SME ) to support a large-scale Army software sustainment and modernization program, focused on ... of related experience **US Citizenship Required:** Yes **Job Description:** ** Software Architect/ Subject Matter Expert...career. At GDIT, people are our differentiator. As a Software Engineer , SME you will… more
    General Dynamics Information Technology (11/21/25)
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  • Software Engineer SME

    General Dynamics Information Technology (Annapolis Junction, MD)
    …RQ207590 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Family:** Software Engineering **Skills:** Computer Programming,Design,Documentations, Software Applications, Software Program **Experience:** 15 + years of… more
    General Dynamics Information Technology (09/20/25)
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  • Software Engineer (508 Compliance…

    Saliense Consulting (Arlington, VA)
    … clearance to be considered and must be eligible to obtain a Top Secret clearance. Position Description: Technical 508 Compliance SME to join our team in ... Saliense is now hiring a Technical Consultant (508 Compliance SME ) to join our team in support of our...(ONR) in Arlington, VA. Candidates must possess an active Secret Clearance to be considered. The Technical 508 Compliance… more
    Saliense Consulting (12/05/25)
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  • Systems Engineer SME - Exchange…

    General Dynamics Information Technology (Washington, DC)
    …**Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize your opportunity to make a personal impact ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...our best becomes better. **How a Senior Principal Systems Engineer will make an Impact:** + SME more
    General Dynamics Information Technology (11/06/25)
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