• 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 ... business. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates… more
    MKS Instruments Inc (12/10/25)
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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 ... electrical product-related standards and regulations, including EMC/EMI and Environmental Test requirements. + Understanding of variable plastic consumables using… more
    ThermoFisher Scientific (12/06/25)
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  • Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …world. Integrated Air & Missile Defense Systems (IAMDS) department is seeking a ** Principal Systems Engineer .** IAMDS leads all aspects of Systems Engineering ... system + You will be responsible for functional analysis of real world and test data + You will be responsible for multi-disciplinary development efforts across the… more
    RTX Corporation (12/03/25)
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  • Principal Industrial Engineer

    Amazon (North Reading, MA)
    …in factory design, process optimization, and production flow. As a Principal Industrial Engineer , you will architect next-generation manufacturing systems ... In this role, you will advance simulation technologies to architect, test , and validate manufacturing processes before implementation, ensuring maximum efficiency… more
    Amazon (11/21/25)
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  • Senior Principal Hardware Engineer

    RTX Corporation (Marlborough, MA)
    …and defense industry, is seeking a highly experienced and motivated **Senior** ** Principal ** **Hardware Engineer Lead** to join our Protected Communications ... security * Collaborate with cross-functional teams including software, systems, and test engineering to deliver integrated solutions that meet customer requirements… more
    RTX Corporation (11/18/25)
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  • Principal Electrical Engineer

    RTX Corporation (Marlborough, MA)
    …power of the network to share information and aid in decision-making. As a ** Principal Electrical Engineer ** , you will join our **Hardware and Infrastructure ... working in a lab environment and operating RF and standard test equipment (spectrum and network analyzers, signal generators, oscilloscopes, etc.) **Qualifications… more
    RTX Corporation (11/13/25)
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  • Principal Sales Engineer - Data…

    Rocket Software (Boston, MA)
    …truly BELIEVE in what they're doing!** **Job Description Summary:** We're looking for a Principal Sales Engineer who is not only passionate about technology but ... process. _It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates… more
    Rocket Software (10/25/25)
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  • Principal Systems Engineer (Modeling…

    RTX Corporation (Tewksbury, MA)
    …world. Integrated Air & Missile Defense Systems (IAMDS) department is seeking a ** Principal Systems Engineer (Modeling & Simulation).** IAMDS leads all aspects ... analysis. + Experience with the development and coding of system models, algorithms, test vectors and analysis tools in support of analyzing radar requirements and… more
    RTX Corporation (10/23/25)
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  • P4 Principal Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …integration, and production support. The ADGE department is looking for a full-time Principal Mechanical Engineer Lead to support Patriot Missile GEM-T major ... which include engineering, manufacturing, technical services, materials, processes, analysis, test , and documentation. The Air Defense Ground Equipment (ADGE)… more
    RTX Corporation (10/22/25)
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  • Sr Principal Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …and production support. The ADGE department is looking for a full-time Senior Principal Mechanical Engineer to support Patriot GEM-T Missile major components and ... which include engineering, manufacturing, technical services, materials, processes, analysis, test , and documentation. The Air Defense Ground Equipment (ADGE)… more
    RTX Corporation (10/22/25)
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