• Fannie Mae (Washington, DC)
    …maintaining hardware, technology, and/or processes. *THE IMPACT YOU WILL MAKE* The * Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI ... its requirements, design, and operational information * Ability to frame ideas as systems and analyzing the inputs, outputs, and process Tools * Skilled in Excel… more
    DirectEmployers Association (10/17/25)
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  • TYLin (Alexandria, VA)
    …and complexity. Together, we enhance conventional designs with smarter, more resilient systems . We provide people with better mobility. We steward precious resources ... on projects that move people and shape communities? TYLin is seeking a Principal Project Manager with a passion for delivering high-quality Rail + Transit design… more
    DirectEmployers Association (10/17/25)
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  • Washington Metropolitan Area Transit Authority (Alexandria, VA)
    …reporting for construction projects implemented through the Authority's Capital Improvement Program . Works under supervision of Project Manager with guidance from ... Construction Engineer , Construction Supervisor, and Construction Inspection team. **ESSENTIAL FUNCTIONS** ** Principal Job Duties** + Supports coordination of… more
    DirectEmployers Association (12/05/25)
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  • Principal Systems Engineer

    V2X (Suitland, MD)
    …successful system /solution development, design, implementation, and decommissioning. + The Principal Systems Engineer shall perform analysis, design, ... integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active...and providing system engineering within an established System Development Life Cycle (SDLC) program . +… more
    V2X (11/15/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …of the best work of your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems ... -related meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber… more
    Northrop Grumman (11/21/25)
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  • Systems Test Engineer

    Northrop Grumman (Chantilly, VA)
    …Mission Systems ** is seeking a candidate to fill a ** Systems Test Engineer / Principal Systems Test Engineer ** position. This position will ... by operators, and interfacing with our internal logistician. The System Test Engineer in this position will...kits. This requisition may be filled at either the ** Systems ** **Test Engineer ** or ** Principal **… more
    Northrop Grumman (10/23/25)
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  • Sr. Principal Air Vehicle System

    Northrop Grumman (Washington, DC)
    …support from Northrop Grumman Responsible Engineering/Development/Test Engineering teams. **Sr. Principal System Test Engineer responsibilities include:** ... Systems has an opening for a **Air Vehicle System Test Engineer - Engineering Field Service...business needs + Ability to obtain and maintain Special Program Access (PAR) within a reasonable amount of time… more
    Northrop Grumman (11/16/25)
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  • Space Principal /Sr. Principal

    Northrop Grumman (Mclean, VA)
    …Write status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree ... functionality + Provide support to selected elements of the program Systems Engineering Team + Contribute to...3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors… more
    Northrop Grumman (11/13/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir,...+ Experience with Missile Defense Agency, Ballistic Missile Defense System , and/or C3BM Program Office work efforts… more
    Chenega Corporation (12/14/25)
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  • Principal System Engineer

    KBR (Chevy Chase, MD)
    Title: Principal System Engineer /Enterprise Architect Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be… more
    KBR (10/08/25)
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  • Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems ... traceability of requirements to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems Modeler, as… more
    RTX Corporation (10/13/25)
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  • Systems Engineer Level 2 & 3…

    Northrop Grumman (Chantilly, VA)
    …for either a Systems Engineer or Principal Systems Engineer to join our Phoenix program in El Segundo, CA.** Ground R&V manages the requirements ... and bi-directionally traced to Ground Segment requirements, (2) following program R&V processes at level 3, (3) complete with...of relevant experience with a Master's in STEM + ** Principal Systems Engineer :** 5 years… more
    Northrop Grumman (11/11/25)
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  • Principal / Sr. Principal DevOps…

    Northrop Grumman (Chantilly, VA)
    …architecture & mission operations This requisition may be filled at either the ** Principal DevOps Software Engineer ** or **Senior Principal DevOps Software ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,... Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must… more
    Northrop Grumman (12/04/25)
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  • CCSS Principal Systems

    RTX Corporation (Springfield, VA)
    …a safer, more secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated ... are in support of the Command and Control Switching Systems (CCSS) Program . What You Will Do...management of baseline changes to accommodate mission requirements and system architecture modifications. + Support operational teams during … more
    RTX Corporation (11/13/25)
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  • Principal or Senior Principal

    Northrop Grumman (Washington, DC)
    …Our employees are not only part of history, they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal or Senior Principal ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...location. _This position can be filled at either the Principal Field Service Engineer OR Senior … more
    Northrop Grumman (12/04/25)
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  • Acquisition Systems Engineer Senior…

    SAIC (Chantilly, VA)
    …of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) in acquisition and execution of mission critical ... systems . The Acquisition Systems Engineer ...Contract Data Requirements List (CDRLs) for compliance, execution, and program status. + Pre-Acquisition, Acquisition and governance artifact generation.… more
    SAIC (11/21/25)
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  • System Engineer Principal

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... Directorate (MID). Sciolex is seeking to fill an opening for a Systems Engineering and Technical Assistance (SETA) USCYBERCOM Outreach Representative. The customer… more
    Sciolex Corporation (10/14/25)
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  • System Engineer Principal

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... (MID). Sciolex Corporation is seeking to fill an opening for a Systems Engineering and Technical Assistance (SETA) Pentagon (J2/J8) Outreach Representative. The… more
    Sciolex Corporation (10/21/25)
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  • Data QA Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …Yes **Job Description:** Transform technology into opportunity as a **Data QA Engineer Principal ** at GDIT. Shape what's next for mission-critical government ... next for your engineering career. We are seeking an experienced **Data QA Engineer Principal ** to support data migrations, validation efforts, and analytics… more
    General Dynamics Information Technology (12/15/25)
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  • Azure Cloud Engineer Sr Principal

    General Dynamics Information Technology (Fairfax, VA)
    …of related experience **Job Description:** Own the opportunity as an **Azure Cloud Engineer Sr Principal ** and help ensure the mission is never interrupted. ... GDIT, people are our differentiator. As an **Azure Cloud Engineer Sr Principal ,** you will help ensure...to learn and grow with a team while delivering program milestones, then we'd love to hear from you!… more
    General Dynamics Information Technology (11/25/25)
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