• Principal Product Development…

    J&J Family of Companies (Danvers, MA)
    …Cherry Hill Dr **Job Description:** We are searching for the best talent for Principal Product Development Engineer . Fueled by innovation at the intersection of ... class II/III medical device product development with deep understanding of design control and risk management processes and deliverables** **Strong experience in 3D… more
    J&J Family of Companies (07/19/25)
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  • FedNow Principal Site Reliability…

    Federal Reserve Bank (Boston, MA)
    …with residency commutable to one of our offices required. **Responsibilities** + As a Principal Engineer of the SRE / Production Operations team for FedNow, you ... is someone who loves building and maintaining reliable and scalable systems , CI/CD tooling, and automating cloud-based highly available, high performing… more
    Federal Reserve Bank (07/03/25)
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  • Principal Electrical Engineer

    RTX Corporation (Marlborough, MA)
    …**Hardware and Infrastructure Engineering** **Team.** This role supports next-generation **Air Traffic Control ** systems and existing fielded systems . You'll ... defense industry. Collins Aerospace excels in air traffic sensors and automation systems , providing air traffic tools to ANSPs worldwide. We design, develop,… more
    RTX Corporation (08/13/25)
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  • Principal Software Engineer - Air…

    RTX Corporation (Marlborough, MA)
    …our team of engineers that are developing and supporting our several Air Traffic Control Systems worldwide, such as: STARS, NWP, AutoTrac product lines. Our ... programs are safety-of-life air traffic management systems we have developed for the FAA and international...problems or create significant enhancements in the Air Traffic Control (ATC) Product Line software . + Update SW… more
    RTX Corporation (07/18/25)
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  • Principal Chemical Process Engineer

    WGNSTAR (Billerica, MA)
    …Days; up to 15% travel. Pay Rate: Up to $150K depending on experience. Principal duties and responsibilities will be: + Lead tech transfer from R&D to manufacturing ... + Oversee equipment selection, P&ID, and reactor design for batch/semi-continuous systems + Collaborate with QA/QC on analytical validation of trace-level specs… more
    WGNSTAR (07/30/25)
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  • Principal Software Engineer (Hybrid)

    Bright Horizons (Newton, MA)
    …Storage, APIM, Azure Service Bus + Experience using Azure devOps /GIT based source control systems . + Relational databases and .Net EF core experience is ... a lead architect in the design, and develop software systems and subsystems. Work within the software team and...and C#). + Bachelor's degree in Computer Science or Engineer . 3 additional years of experience would be considered… more
    Bright Horizons (06/07/25)
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  • Sr Principal Research Software…

    RTX Corporation (Cambridge, MA)
    …in Networking fundamentals. + Experience working in an agile team and with version control systems . + Ability to receive a DoD clearance; an active clearance ... is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers...and proofs and improve understanding and performance of such systems . **What You Will Do** + Build and advance… more
    RTX Corporation (08/01/25)
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  • Principal Acoustic Engineer

    Leonardo DRS, Inc. (Fitchburg, MA)
    Systems business is a trusted provider of innovative naval gas and hybrid power systems , control technology and support solutions for the US Navy and navies ... machinery and associated manufacturing drawings. + Familiarity with data acquisition systems for acoustic testing and digital signal processing. + Prior experience… more
    Leonardo DRS, Inc. (08/13/25)
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  • Senior Principal Engineer - Flight…

    RTX Corporation (Andover, MA)
    …that create a safer, more secure world. Raytheon's Air Defense and Command & Control Department within Systems Integration & Test is seeking a Flight Test ... or some combination of all three, you'll be stretched to learn about how our systems work and identify the sources of new and unexpected issues through lots of… more
    RTX Corporation (08/08/25)
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  • Industrial CO2 Refrigeration Systems

    Copeland (Boston, MA)
    …an innovative Application Engineer , who specializes in CO2 and industrial refrigeration systems and controls ? If this describes you, Copeland has an amazing ... Engineering, Project Management and Clients to design and develop tailored refrigeration systems . You will have responsibility for controls design, startup… more
    Copeland (06/17/25)
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