• Geotechnical Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Geotechnical Engineer , Senior Key Role: Manage the planning, design, construction, and maintenance of physical infrastructures, ensuring compliance with relevant ... facilities + Experience designing, implementing, and monitoring environmental control systems to maintain regulatory and company environmental standards + Experience… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Senior Platform Engineer

    Leidos (Chantilly, VA)
    **Description** This position is for a **Platform Engineer ** for a technical development program supporting the Sponsor's IdAM/ICAM programs located on a secure ... network. As a Platform Engineer on this program, you will design, develop, and...will design, develop, and implement reliable, robust, and resilient systems used by software development teams. Demonstratable, working experience… more
    Leidos (12/05/25)
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  • Senior DevSecOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. We have an exciting opportunity for a Senior DevSecOps Engineer to join our high-impact team supporting a mission-critical ... US citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI without Polygraph At Raytheon, the foundation of everything we do is rooted in our… more
    RTX Corporation (12/30/25)
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  • Senior Digital Engineer

    SAIC (Chantilly, VA)
    **Description** NSS Sector has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC ... needs. + Support the development of models of future system that will represent the architecture, concept of operations...over years of experience + Active TS/SCI clearance with polygraph . + Working knowledge of systems engineering… more
    SAIC (12/11/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment... systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP… more
    ManTech (12/13/25)
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  • Senior Facilities Engineer

    The Boeing Company (Chantilly, VA)
    …your future with us. Boeing Global Services (BGS) is looking for a **Facilities Engineer ** to join our team in **Alice Springs, Australia** . This position will lead ... on support of facility infrastructure, ie resilient power distribution, cooling systems , facility management/industrial control systems , etc. Please note that… more
    The Boeing Company (12/25/25)
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  • Senior Nuclear Engineer - NDSE

    Mission Support and Test Services (North Las Vegas, NV)
    …Security Site (NNSS) is seeking outstanding candidates for a Nuclear Engineer position supporting the Neutron Diagnosed Subcritical Experiment (NDSE) project to ... engineering concepts and techniques to support the Z-pinch Experiment Underground System (ZEUS) and all its associated subsystems and diagnostics systems more
    Mission Support and Test Services (11/13/25)
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  • Senior Principal Project Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Principal Project Engineer within Infrastructure Design Engineering, based ... without direct authority and navigating complex technical and interpersonal challenges. The Senior Principal Project Engineer will be instrumental in driving… more
    Mission Support and Test Services (12/16/25)
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  • Senior Engineer - Nuclear Assurance…

    Mission Support and Test Services (Mercury, NV)
    …Technical Safety Requirement Changes, as well as performing accident analysis calculations. The Senior Engineer will be assigned a project that they are expected ... Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Nuclear Engineer in Nuclear Assurance Directorate is responsible for… more
    Mission Support and Test Services (11/13/25)
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  • Azure Cloud Architect - Senior Cloud…

    CACI International (Annapolis Junction, MD)
    Azure Cloud Architect - Senior Cloud Engineer - Level 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI ... with Polygraph Employee Type: Regular Percentage of Travel Required: None...following responsibilities: * Migrating data from on-premises or legacy systems to the Cloud * Administer Exchange Online, SharePoint,… more
    CACI International (10/17/25)
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