• Principal Manufacturing

    BAE Systems (Nashua, NH)
    …need your talent, motivation, and vision to join our team. We are seeking an experienced Principal Manufacturing Software Engineer to lead our team's ... incentives may be available based on position level and/or job specifics. ** Principal Manufacturing Software Engineer ** **118081BR** EEO Career Site… more
    BAE Systems (11/05/25)
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  • Principal Manufacturing

    Mercury Systems (Hudson, NH)
    …group, a leading provider of mission-critical avionics and display system solutions. The principal manufacturing engineer works on behalf of Mercury Systems ... Number 25-377 Job Description Mercury Systems is seeking the world's best and brightest engineer to provide support as part of the manufacturing engineering team… more
    Mercury Systems (11/05/25)
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  • Principal Test Software

    BAE Systems (Nashua, NH)
    … at our Nashua or Hudson New Hampshire facility. We are looking for a talented Principal Software Engineer to help us create the world s most advanced ... that includes tuition reimbursement for advanced degrees. As a Principal Software Engineer for PGSS,...attention to detail + Experience in US defense industry manufacturing operations is highly desirable for this position +… more
    BAE Systems (12/19/25)
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  • Principal PCBA Test Engineer

    MKS Instruments Inc (Wilmington, MA)
    …and collaboration across engineering, manufacturing , and quality teams. As a Principal PCBA Test Engineer , you will utilize your skills in ... Your Life at MKS:We are looking for an exceptional Principal PCBA (Printed Circuit Board Assembly) Test Engineer...design & documentation practice, DfM / DfT analysis, and manufacturing process qualification to support our high mix, low… more
    MKS Instruments Inc (12/18/25)
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  • Sr. Principal Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a proactive Sr. Principal Mechanical Engineer with diverse analytical capabilities and demonstrated technical ... the product life cycle. This includes concept development, detail design, qualification, manufacturing transition, and production support. The engineer will be… more
    BAE Systems (11/22/25)
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  • Principal Test Development Engineer

    RTX Corporation (Tewksbury, MA)
    …that create a safer, more secure world. Raytheon is currently seeking a ** Principal Test Equipment Design Engineer ** to join the **Sensor Test Solutions** ... excellent position for engineers with a background in electrical design and software programming/automation, along with a desire to apply those skills to developing,… more
    RTX Corporation (12/12/25)
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  • Principal Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a seasoned Principal Mechanical Engineer to lead a team of mechanical engineers and to be a subject matter expert in ... incentives may be available based on position level and/or job specifics. ** Principal Mechanical Engineer (Design/Analysis)** **117597BR** EEO Career Site Equal… more
    BAE Systems (10/22/25)
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  • Principal Product Design Engineer

    ThermoFisher Scientific (Tewksbury, MA)
    …includes a drug screening. **Key Responsibilities and Functions:** + Serve as the Principal Product Build Engineer on multi-functional product teams. You will ... of Build for Manufacturability (DFM), Build for Assembly (DFA), Lean Manufacturing , and whole product, cradle-to-grave thinking. Deliver feasible and readily… more
    ThermoFisher Scientific (12/06/25)
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  • Principal Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a Principal Mechanical Engineer to join our team in Nashua, NH! We Protect Those Who Protect Us is our mission, and we ... incentives may be available based on position level and/or job specifics. ** Principal Mechanical Engineer , Development** **119293BR** EEO Career Site Equal… more
    BAE Systems (12/12/25)
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  • Principal Electrical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a Principal Electrical Engineer to join our team in southern New Hampshire! We Protect Those Who Protect Us is our ... incentives may be available based on position level and/or job specifics. ** Principal Electrical Engineer ** **119241BR** EEO Career Site Equal Opportunity… more
    BAE Systems (12/11/25)
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  • Principal Systems Engineer

    BAE Systems (Hudson, NH)
    …incentives may be available based on position level and/or job specifics. ** Principal Systems Engineer ** **118585BR** EEO Career Site Equal Opportunity Employer. ... and verification/validation of EW systems across multiple business areas. As team engineer level contributor, you will be responsible for and support technologies on… more
    BAE Systems (11/21/25)
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  • Principal Shock and Structural…

    Leonardo DRS, Inc. (Fitchburg, MA)
    …and navies around the world. **Job Summary** DRS NPS has an immediate need for a Principal Shock and Structural Engineer to be the subject matter expert on the ... and manufacturability and demonstrate this skillset in support of manufacturing and field activities. **Qualifications** **Minimum Qualifications** Bachelor of… more
    Leonardo DRS, Inc. (11/26/25)
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  • Senior Principal MMIC Design…

    BAE Systems (Nashua, NH)
    …Come build your career with BAE Systems. BAE Systems is seeking a Senior Principal MMIC Design Engineer to join the Microelectronics Center located in Nashua, ... incentives may be available based on position level and/or job specifics. **Senior Principal MMIC Design Engineer (Hybrid)** **117882BR** EEO Career Site Equal… more
    BAE Systems (10/29/25)
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  • Senior Principal Electro-Mechanical…

    RTX Corporation (Andover, MA)
    …Program leadership (Engineering and Program Management). Knowledge of semiconductor manufacturing processes and materials and prior experience working with contract ... for RF, digital, mixed-signal, and photonics products + Leverage industry-leading manufacturing and novel materials to achieve new levels of electro-mechanical… more
    RTX Corporation (12/19/25)
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  • Principal Engineer , Quality…

    RTX Corporation (Andover, MA)
    …problems that create a safer, more secure world. Raytheon is seeking a Principal Quality Engineer to join the Radio Frequency Components team supporting ... semiconductor manufacturing in Andover, MA. As a core member of...internal/external customer communication + Experience with JMP or similar software such as Minitab **What We Offer** Our values… more
    RTX Corporation (12/09/25)
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  • Senior Principal Mechanical Design…

    RTX Corporation (Tewksbury, MA)
    …and production support. Mechanical Engineering is searching for an experienced Senior Principal Design Engineer to work in the Radar Design Department. ... + Experience with CREO(Pro/E) or similar 3D solid modeling software . + Familiarity with the design and manufacturing... software . + Familiarity with the design and manufacturing processes of CCAs, metal housings, sheet metal, or… more
    RTX Corporation (11/06/25)
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  • Principal Electrical Engineer

    Mercury Systems (Andover, MA)
    …Number 25-471 Job Description Job Summary: Mercury Systems seeks a talented principal electrical engineer to deliver cutting-edge solutions for mission-critical ... a key liaison between program management, system engineering, mechanical design, software , and manufacturing , working independently with minimal supervision. Job… more
    Mercury Systems (12/04/25)
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  • Sr Principal Firmware Engineer

    MKS Instruments Inc (Andover, MA)
    A Day in Your Life at MKS:As a Senior Principal Firmware Engineer with MKS's Direct Pressure Measurement group, you'll be a key member of a talented ... and validation of firmware for embedded metrology products supporting semiconductor manufacturing and other advanced markets + Engaging with customers to understand… more
    MKS Instruments Inc (12/10/25)
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  • Principal Reliability Engineer

    RTX Corporation (Tewksbury, MA)
    …drive this mission forward, Raytheon currently has an exciting opportunity for a Principal Reliability Engineer , within our Land and Strategic Missile Defense ... for flight tests. + Work effectively with various engineering teams (design, manufacturing , quality, test) to conduct test data analysis and trending + Communicate… more
    RTX Corporation (10/28/25)
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  • Principal Electrical Design Engineer

    RTX Corporation (Westford, MA)
    …Our ISR Information and Intelligence Engineering group develops algorithms and software for processing, optimizing, and creating intelligence products from these ... sensors. We are seeking a **Senior Electrical Design Engineer ** specializing in digital and high-speed processing designs. You will be responsible for developing… more
    RTX Corporation (12/18/25)
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