• LINUX Sr Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** Job Description **Senior Principal Systems Engineer - Linux** Design, deploy, ... integrate and maintain Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER ** with GDIT. Your work in the integration of Linux… more
    General Dynamics Information Technology (09/23/25)
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  • Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer ** Seize your opportunity to make a ... personal impact as a Senior Principal Systems Engineer with GDIT. A career in systems engineering means designing and implementing the systems that… more
    General Dynamics Information Technology (08/09/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Dulles, VA)
    …Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems ... technical briefings to customers and mission partners **\#NOVASPACE** **Basic Qualifications:** + ** Principal Engineer Level (T3)** - BS in STEM - Science,… more
    Northrop Grumman (10/17/25)
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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, VA Are you ready to enhance your skills and build your career in a… more
    Chenega Corporation (09/14/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must ... new cyber capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess, design, and develop automated cloud-based… more
    Shuvel Digital (09/25/25)
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  • Space Principal /Sr. Principal

    Northrop Grumman (Dulles, VA)
    …Write status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree ... degree in technical field with 3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors of Science degree in technical field and 8+… more
    Northrop Grumman (10/31/25)
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  • Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a Principal Systems Engineer to work in Fulton, MD. Eligible candidates ... during the week. **What You Will Do** + Serve as an Onsite Systems Engineer and Command and Control (C2) Operations Subject Matter Expert (SME) in advanced… more
    RTX Corporation (10/26/25)
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  • Senior Principal Systems

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a Principal Systems Engineer to work on-site in Fulton, MD. **What You ... Will Do** + Serve as a technical lead and systems engineer on challenging software development projects such as the Common Aviation Command and Control System… more
    RTX Corporation (10/26/25)
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  • Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. **We are seeking a Principal Systems Engineer to work onsite** **in Fulton, MD.** **U.S. ... + In this position, you will serve as a technical lead and systems engineer on challenging software development projects such as the Common Aviation Command and… more
    RTX Corporation (10/16/25)
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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 ... within the Intelligence Community. The ideal candidate will apply Model-Based Systems Engineering (MBSE) and Digital Engineering practices to define system… more
    RTX Corporation (10/13/25)
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  • CCSS Principal Systems

    RTX Corporation (Washington, DC)
    …a safer, more secure world. Raytheon Field Engineering is anticipating an opportunity for a ** Principal Systems Engineer ** . This role is suited for a ... involves supporting the WHCA Secure Voice Network (WHSVN) C2 systems and acquisition projects. These efforts are in support...are in support of the Command and Control Switching Systems (CCSS) Program. What You Will Do + Take… more
    RTX Corporation (09/19/25)
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  • Principal Network Systems

    Saliense Consulting (Arlington, VA)
    …the design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to ... the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support of our team… more
    Saliense Consulting (10/01/25)
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  • Principal Satellite Systems

    System One (Rockville, MD)
    Principal Systems Engineer (Commercial Satellite Industry) On-Site: Rockville, MD Annual Salary Range: The estimated salary range for this role is $170,000 - ... IT Services is staffing a direct hire opening for a senior, hands-on Principal Satellite Systems Engineer to serve as the chief architect for our client's… more
    System One (08/23/25)
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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 ... meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems more
    Northrop Grumman (08/22/25)
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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 ... and test kits. This requisition may be filled at either the ** Systems ** **Test Engineer ** or ** Principal ** ** Systems ** **Test Engineer ** level.… more
    Northrop Grumman (10/23/25)
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  • Principal Elasticsearch Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's ... us and make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role provides support across an Agile team in… more
    Leidos (10/30/25)
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  • Principal Software Systems

    RTX Corporation (Sterling, VA)
    …security clearance **Security Clearance:** DoD Clearance: Secret Collins Aerospace is looking for a Principal Software Systems Engineer - IPT Lead with a ... military customers. https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/navigation/airborne-products/attitude-and-heading-reference-system/athena-gs111r-uas-autopilot-adahrs-pnt-hub As a Software Systems Engineer - IPT… more
    RTX Corporation (10/29/25)
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  • Software Systems Engineer

    The MITRE Corporation (Mclean, VA)
    …and enterprise architecture. Roles & Responsibilities: MITRE seeks an accomplished, proactive Principal Systems Engineer capable of serving as deputy ... of functions related to project and program management, acquisition strategies, systems engineering, and data-driven decision-making. The department is adept at… more
    The MITRE Corporation (11/01/25)
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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) ... **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team. The focus of… more
    Leidos (08/29/25)
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  • Senior Principal Systems

    RTX Corporation (Fulton, MD)
    …of domestic and international pursuits and programs. In this position, you will serve as a systems engineer with a focus on systems modeling and analysis on ... + Some travel **Qualifications You Must Have** + Experience as a Systems Analyst/System Engineer in the Aerospace and Defense industry + Working knowledge of… more
    RTX Corporation (10/26/25)
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