• Modeling & Simulation Engineer ( Senior II)

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer ( Senior II) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... Innovative Projects: KBR's work is at the forefront of engineering , logistics, operations, science, program management, mission IT and...defense. KBR is seeking a Modeling & Simulation Engineer ( Senior II) with AFSIM experience to join a team… more
    KBR (07/25/25)
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  • Fire Alarm Senior Service Technician

    M. C. Dean (Manassas, VA)
    Overview **About MC Dean** MC Dean is Building Intelligence . We design , build, operate, and maintain cyber-physical solutions for the nation's most mission-critical ... delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration. **Why Join Us?** Our people… more
    M. C. Dean (07/15/25)
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  • Senior Engineer, Software (US Citizen)

    PSI Services (Richmond, VA)
    …Learn more about what we do at: https://www.psiexams.com/ **About the Role** The Senior Software Engineer role at PSI enables the development of new features of ... the technologies that we provide to our customers. Senior Software Engineers work very closely with others across...Software Engineers work very closely with others across the engineering teams to understand what has been scoped, develop… more
    PSI Services (07/12/25)
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  • Senior Full Stack/AI Developer

    CACI International (VA)
    Senior Full Stack/AI Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage ... * * * **The Opportunity:** CACI is seeking a Senior Full Stack/AI Developer to join our team of...will have substantial experience in working in agile, collaborative engineering teams using modern engineering tools. This… more
    CACI International (07/02/25)
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  • Senior Safety Engineer

    L3Harris (Orange, VA)
    …sea and cyber domains in the interest of national security. Job Title: Senior Specialist EHS (Safety Engineer) Job Code: 25323 Job Location: Culpeper, Virginia Job ... well as high-complexity production programs. We are seeking a Senior EH&S Engineer (Safety Engineer) to join our growing...Bachelor's Degree and minimum 6 years of prior Safety Engineering experience. Graduate Degree and a minimum of 4… more
    L3Harris (06/28/25)
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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 Systems Engineers to design , build, monitor, maintain, and upgrade all program networks to ensure data is consistently… more
    ManTech (06/14/25)
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  • Senior Information System Security Engineer

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.** ... Environment security requirements in accordance with applicable cybersecurity requirements. + Design security architectures for use within the IS and Network… more
    ManTech (08/13/25)
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  • Senior Information System Security Engineer

    ManTech (Chantilly, VA)
    ManTech is seeking a motivated, career and customer-oriented ** Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.** ... Network Environment security requirements in accordance with applicable cybersecurity requirements. Design security architectures for use within the IS and Network… more
    ManTech (07/03/25)
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  • Senior Software Development Engineer,…

    Amazon (Arlington, VA)
    …to have a material impact on our business. Key job responsibilities As a senior Software Development Engineer for Cinder, you will (a) partner with teams across the ... robust scalable extensible solutions to realize their goals, (b) drive the design , development, and continuous improvement of our ad-serving systems via your own… more
    Amazon (05/28/25)
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  • ServiceNow Engineer - Senior Associate

    Fannie Mae (Reston, VA)
    …team leadership skills *Desired Experiences:* * Bachelor's degree in computer science and engineering * 5+ years of design , development, testing and support ... **THE IMPACT YOU WILL MAKE** The *ServiceNow Engineer - Senior Associate* role will offer you the flexibility to...that you can deliver on the following responsibilities: * Design , develop and test ServiceNow Applications using OOTB modules… more
    Fannie Mae (05/22/25)
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