• Machine Learning Engineer - Senior

    SOS International LLC (Chantilly, VA)
    **Overview** SOSi is seeking a skilled Machine Learning Engineer to support a US government customer in Chantilly, VA. In this job you will work with other talented ... data scientists, software developers, and SMEs to apply the best practices...and stakeholders, facilitating informed decision-making. **Minimum Requirements** + Existing TS /SCI (with poly). This security clearance requires US citizenship.… more
    SOS International LLC (07/25/25)
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  • Mission Modeling and Simulation Analyst…

    SAIC (Alexandria, VA)
    **Description** SAIC is seeking motivated and detail-oriented ** Senior Modeling and Simulation Analysts - Senior Engineers** to join our dynamic team. The ... design, development, and execution of M&S projects under the guidance of senior analysts. This includes creating models, running simulations, and performing data… more
    SAIC (08/22/25)
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  • Senior AI/ML Operations Engineer

    ICF (Reston, VA)
    …the award. _ **Job Description** We are seeking an AI/ML Ops Engineer who is passionate about transforming AI/ML capabilities, especially Natural Language Processing ... Language Models (LLMs/Generative AI), into tangible, high-value features within modern software systems. This role will support a major data migration initiative… more
    ICF (09/12/25)
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  • 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 & ... Support** Division is seeking a highly experienced and licensed Senior Electrical Engineer (Professional Engineer )...stability + Advanced & Specialty skills + Competence with software - AGI32, ETAP, SKM Powertools, AutoCAD and Revit… more
    M. C. Dean (09/20/25)
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  • Senior A/AI Machine Learning…

    Lockheed Martin (Fort Belvoir, VA)
    …Space in Ft Belvoir, Virginia is seeking a full\-time Early Career Satellite Systems Engineer to join our team\. We will train you through an extensive education and ... operations\. * Direct Machine Learning research experience * Understanding of software / hardware infrastructure, middleware, and system architectures\. * Excellent… more
    Lockheed Martin (09/19/25)
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  • Principal /Sr. Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …instruction, demos, and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer :** + A security clearance is not ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (08/22/25)
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  • Senior SW Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor's Entitlement Programs as well as IdAM ... /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Developer will work with a large team of developers, software … more
    Leidos (09/26/25)
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  • Engineering Lead - MARS OMS

    CACI International (Triangle, VA)
    …+ Professional Cloud Solutions Architect (PCSA) + AWS Solutions Architect (Professional) + Top Secret ( TS ) security clearance with Sensitive Compartmented ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...* * **The Opportunity:** CACI is seeking an experienced Senior Engineering Lead to oversee the engineering team of… more
    CACI International (09/25/25)
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  • Quantum Sensing Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a TS /SCI (with Poly) cleared Quantum Sensing Engineer responsible for providing high quality advisory services and program ... detectors, among others. In this role, the Quantum Sensing Engineer will work with the customer to develop a...Masters) and one (1) year or more experience. Active TS /SCI with Poly **Required Skills:** + Skilled in: Experimental… more
    SAIC (08/14/25)
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  • OPIR Systms Engineer

    KBR (Chantilly, VA)
    …Minimal 0-20% + Working Hours: Standard/Flexible Qualifications: + Clearance Requirements: Top Secret /SCI security clearance with a Polygraph + Education: ... information distributed to IC and DoD users. As a Senior OPIR Systems Engineer , you will be...program developers with setting priorities for the content of software deliveries based on operational needs/priority requests + Metrics:… more
    KBR (09/30/25)
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