• Monster (Bloomington, MN)
    JOB TITLE: Senior Principal Software Engineer - DOD Secret JOB LOCATION: Bloomington, MN WAGE RANGE*: 100-114 JOB NUMBER: 25-03355 JOB DESCRIPTION: Our ... client, a large defense contractor, has an immediate opening for a Senior Principal Software Engineer - DOD Secret to work from their Bloomington, MN… more
    Talent (09/17/25)
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  • Senior Principal SW

    BAE Systems (Nashua, NH)
    …awards. Other incentives may be available based on position level and/or job specifics. ** Senior Principal SW Engineer ** **115247BR** EEO Career Site ... And you can, too. We are seeking talented, experienced Senior Principal Level Software engineers to help...specifics. **Required Education, Experience, & Skills** + Open architecture SW development experience + Bachelors degree in a STEM… more
    BAE Systems (09/09/25)
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  • Principal HW/ SW Systems…

    RTX Corporation (Middletown, RI)
    …company, seeks a creative, organized, and people-centered candidate to fill the role of Principal HW/ SW Systems Engineer in our Physical Sciences & Systems ... We Prefer:** + Experience in a technical leadership role, eg Lead Engineer , Senior Systems Engineer , etc. + Experience in multidiscipline system design… more
    RTX Corporation (09/11/25)
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  • Principal OR Senior Principal

    Northrop Grumman (San Diego, CA)
    …Northrop Grumman Aeronautics Systems is looking to add a ** Principal OR Senior Principal Electronics Engineer - Communications** . This position can ... the Principal Electronics Engineer - Communications level or the Senior Principal Electronics Engineer - Communications level, depending upon the… more
    Northrop Grumman (09/20/25)
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  • Senior / Principal Software…

    Northrop Grumman (Redondo Beach, CA)
    …we do. Does this sound like you? **We are seeking either a Principal Software Engineer or a Senior Principal Software Engineer to join our talented ... opportunities.** The Ground Solutions and Mission Support (GSMS) Software ( SW ) Integrated Project Team (IPT) is a large restricted...experience may be considered in lieu of degree + ** Senior Principal Software Engineer :** 8… more
    Northrop Grumman (07/18/25)
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  • Principal / Senior Principal

    Northrop Grumman (Annapolis Junction, MD)
    …(NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal / Senior Principal Controls Software Design ... **What** **You'll** **Get to Do:** IPT-Level role, member of SW Design Team. This role - a software design...filled as a** ** Principal Controls Software Design Engineer ** **or** ** Senior Principal Controls… more
    Northrop Grumman (09/12/25)
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  • Principal or Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    …(https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking **a** ** Principal or Senior Principal Design Software Engineer ... SW Design Team. This role - a software engineer focused on handling, storing, processing, and visualizing large...Design Software Engineer (** **Logging/Telemetry/Data handling) or Senior Principal Design Software Engineer more
    Northrop Grumman (09/12/25)
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  • Principal / Senior Principal

    Northrop Grumman (Linthicum Heights, MD)
    …(NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal Systems Engineer ... may be filled as a** ** Principal Systems Engineer (MBSE)** **or** ** Senior Principal ...such as: MATLAB or COMSOL (MODSIM); Visual Studio, Python ( SW Engineering); Elasticsearch, Grafana, Tableau (Data and visualization); or… more
    Northrop Grumman (09/16/25)
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  • Principal / Senior Principal

    Northrop Grumman (Linthicum Heights, MD)
    …(NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal Systems Engineer ... Systems Engineer (Modeling & Simulation)** **or** ** Senior Principal Systems Engineer (Modeling...such as: MATLAB or COMSOL (MODSIM); Visual Studio, Python ( SW Engineering); Elasticsearch, Grafana, Tableau (Data and visualization); or… more
    Northrop Grumman (09/16/25)
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  • Principal / Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    …is seeking ** Principal / Senior Principal Test Infrastructure Planning Support Systems Engineer .** **What** ... be filled as a** ** Principal Test Infrastructure Planning Support Systems Engineer ** **or** ** Senior Principal Test Infrastructure Planning Support… more
    Northrop Grumman (09/10/25)
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  • Principal Systems Engineer

    Northrop Grumman (Elkridge, MD)
    …located in Elkridge, MD. This requisition may be filled as a Principal Systems Engineer or a Senior Principal Systems Engineer . **Roles and ... + Experience with embedded systems design and implementation. **Basic Qualifications for a Senior Principal Systems Engineer :** + Bachelor's degree with 8… more
    Northrop Grumman (09/19/25)
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  • Senior Principal Software…

    RTX Corporation (Largo, FL)
    …Systems (PCS) Software ( SW ) Engineering Department has an opportunity for a talented ** Senior Principal Software Engineer ** to join our team. **What You ... Prior experience in a technical or team leadership role, such as SW Architect, SW Lead etc. * Experience with Software Development Using C/C++, JAVA, JavaScript… more
    RTX Corporation (09/18/25)
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  • RF Senior Principal Test…

    BAE Systems (Nashua, NH)
    …include Nashua, Hudson, Merrimack and Manchester). BAE Systems is searching for a RF Senior Principal Test Engineer with experience in developing automated ... Requirements review, test plan creation, coding, integration of test SW with test stands, and sell-off to customers. +...available based on position level and/or job specifics. **RF Senior Principal Test Engineer ** **116321BR**… more
    BAE Systems (09/18/25)
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  • FAST Labs - Senior Principal II…

    BAE Systems (Merrimack, NH)
    …Fast Labs is an environment where smart people are allowed to run fast. As a Senior Principal II Software Engineer in FAST Labs Engineering you might: + ... Degree in a technical area with 10 years professional SW development experience. + Active Top Secret DoD clearance...on position level and/or job specifics. **FAST Labs - Senior Principal II Software Engineer **… more
    BAE Systems (09/09/25)
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  • Senior Principal Software…

    RTX Corporation (Cedar Rapids, IA)
    …organization within Collins Aerospace has an opportunity for a Software Engineer to develop autonomy algorithms supporting Future Flight Autonomy projects. With ... Cedar Rapids, Iowa. **WHAT YOU WILL DO:** + Lead SW algorithm development and simulation activities to mature capabilities...for advanced capabilities + Decompose capabilities to define necessary SW components + Integrate SW solutions and… more
    RTX Corporation (07/25/25)
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  • Senior Principal Software…

    RTX Corporation (West Valley City, UT)
    …**Security Clearance:** TS/SCI with Polygraph Applied Signal Technology (AST) is seeking a ** Senior Principal Software Engineer ** who strives for excellence ... Interface development + Experience with Angular web GUI development + Embedded SW Design Experience + Experience in integrating software with hardware + Experience… more
    RTX Corporation (09/16/25)
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  • Senior Principal Electrical…

    Leidos (St. Petersburg, FL)
    **Description** The Defense Systems group at Leidos currently has an opening for a ** Senior Principal Electrical Engineer ** to work in our **St.Petersburg, ... TIM) with customers + Experience in HW integration and corresponding HW & SW integration + A broad knowledge of project management + Excellent communication skills-… more
    Leidos (09/03/25)
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  • Senior Principal RF Subsystems…

    RTX Corporation (Tucson, AZ)
    …safer, more secure world. The Effector RF Products Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The ... sensors + Experience interacting across engineering disciplines (eg Systems, Mechanical, SW , Algorithms, etc.) to define RF subsystem requirements and evaluate… more
    RTX Corporation (08/26/25)
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  • Part Time Senior Principal RF…

    RTX Corporation (Mckinney, TX)
    …safer, more secure world. The Effector RF Products Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The ... sensors + Experience interacting across engineering disciplines (eg Systems, Mechanical, SW , Algorithms, etc.) to define RF subsystem requirements and evaluate… more
    RTX Corporation (08/26/25)
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  • Senior Principal Systems…

    RTX Corporation (Tewksbury, MA)
    …& Test. The Integrated Air & Missile Defense Systems (IAMDS) department is seeking a ** Senior Principal Systems Engineer ** to lead in the execution of ... You will analyze system performance vs. technical requirements, research and make SW /Systems improvement recommendations. + You will determine failure root cause and… more
    RTX Corporation (08/21/25)
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