• Senior Principal MMIC Design

    BAE Systems (Nashua, NH)
    …of? Come build your career with BAE Systems. BAE Systems is seeking a Senior Principal MMIC Design Engineer to join the Microelectronics Center located in ... or equivalent + 10 years minimum of experience with RF MMIC design in GaAs PHEMT, GaN...available based on position level and/or job specifics. **Senior Principal MMIC Design Engineer (Hybrid)**… more
    BAE Systems (10/29/25)
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  • Principal RF Design

    RTX Corporation (Marlborough, MA)
    …to production builds, and lifecycle support of Raytheon products. We have an opportunity for a Principal RF Design Engineer who is seeking to utilize ... their academic background and professional experience in RF / Microwave system theory and design ...any of the following areas: + Cascade analysis and/or frequency planning + Filter design and fabrication… more
    RTX Corporation (12/12/25)
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  • Principal Hardware Design & Test…

    RTX Corporation (Marlborough, MA)
    …builds, and lifecycle support of Raytheon products. This position is for a multi-disciplined ** Principal Hardware Design & Test Engineer .** Principal ... issued identified on Receiver Exciter subsystems, CCAs, and components. + RF /Microwave circuit and sub-system design , modeling, simulation, and verification.… more
    RTX Corporation (10/13/25)
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  • Senior Principal Antenna Engineer

    BAE Systems (Merrimack, NH)
    **Job Description** BAE Systems is seeking a Principal LO Antenna Design Engineer to work in our Merrimack, NH location in a Hybrid role that will require ... will be to lead Antenna technical teams in the design , analysis, test, and manufacture of LO Antenna Systems....available based on position level and/or job specifics. **Senior Principal Antenna Engineer ** **118720BR** EEO Career Site… more
    BAE Systems (12/02/25)
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  • Senior Principal RF Test Integration…

    BAE Systems (Nashua, NH)
    …is currently undergoing` an exciting period of growth. We are seeking an experienced Senior Principal RF Test Engineer to join the Digital Architecture Team. ... period of growth. We are seeking an experienced Senior Principal RF Test Engineer to...(UUT) emulation and simulation + Unit Test Driven Software Design + Strong understanding of RF principles… more
    BAE Systems (11/07/25)
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  • Principal RF Test Software…

    BAE Systems (Nashua, NH)
    …Other incentives may be available based on position level and/or job specifics. ** Principal RF Test Software Engineer (Hybrid)** **118900BR** EEO Career ... We're seeking a highly skilled RF Test Software Engineer to join our team, where you'll design , develop, and implement cutting-edge RF test software… more
    BAE Systems (12/02/25)
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  • Principal RF Test Engineer

    BAE Systems (Nashua, NH)
    …include Nashua, Hudson, Merrimack and Manchester). BAE Systems is searching for a RF Principal Test Engineer with experience in developing automated ... freedom. Are you an experienced Electrical, Software or Test Design Engineer with 10 years of experience...be available based on position level and/or job specifics. ** Principal RF Test Engineer ** **118417BR**… more
    BAE Systems (11/19/25)
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  • Principal Gemt RF Downlink…

    RTX Corporation (Marlborough, MA)
    …is seeking to utilize their strong academic background and experience in RF /Microwave system theory and design , including architectures, subsystems, and ... cross functional collaboration and basic understanding of module level RF test, power electronics, and circuit design ....level RF test, power electronics, and circuit design . Tasks include supporting development and technical management of… more
    RTX Corporation (12/24/25)
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  • FAST Labs - Senior Principal Systems…

    BAE Systems (Merrimack, NH)
    …About the Role: Ready to make a difference? BAE Systems is looking for a Senior Principal Systems Engineer II to help lead and work as part of cross-functional, ... multi-disciplinary teams to architect, design , integrate, debug, and test novel RF /EW/cyber...position level and/or job specifics. **FAST Labs - Senior Principal Systems Engineer II** **117993BR** EEO Career… more
    BAE Systems (10/31/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …these platforms. This will include control, fiber optic, high power, high voltage, radio frequency , and waterproof. The position is for the Marlborough, ... Mechanical Engineering (ME) is the premier organization for mechanical hardware design , development, production, and research. ME strives to minimize total systems… more
    RTX Corporation (11/25/25)
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  • Principal Test Engineer

    BAE Systems (Nashua, NH)
    …locations include Nashua, Hudson, Merrimack and Manchester). BAE Systems is searching for a RF Senior Principal Test Engineer with experience in developing ... freedom. Are you an experienced Electrical, Software or Test Design Engineer with 6 years of experience...be available based on position level and/or job specifics. ** Principal Test Engineer ** **117836BR** EEO Career Site… more
    BAE Systems (10/30/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …other engineering disciplines, as well as operations, systems, quality and program offices. This Principal Engineer role will be based in Marlborough, MA and is ... production support. We have an opportunity for an experienced Principal Mechanical Engineer to support our radar...assembly support role for producibility + Familiarity with the design and manufacturing processes of CCAs, mechanical/ RF more
    RTX Corporation (11/13/25)
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  • Senior Principal Systems Engineer

    BAE Systems (Merrimack, NH)
    …experience. + RF , Radar, Electronic Warfare, SIGINT or Software Defined Radio experience + Experience with Linux operating system + Experience with test plans, ... may be available based on position level and/or job specifics. **Senior Principal Systems Engineer ** **118908BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (12/02/25)
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  • FAST Labs - Principal Software…

    BAE Systems (Merrimack, NH)
    …software for RF , Radar, EO/IR, Electronic Warfare, or Software Defined Radio systems** : Design , develop, and test software applications for systems ... Who Protect Us . **Join our team as a Principal Software Engineer in FAST Labs Engineering**...RF , Radar, EO/IR, Electronic Warfare, or Software Defined Radio , including signal processing, data analysis, and system control.… more
    BAE Systems (11/14/25)
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  • Principal Software Engineer

    BAE Systems (Nashua, NH)
    …This specific role is to join our Digital Architecture Team as a Principal Software Engineer . Typical responsibilities for this role include: + Architecting, ... step to grow your career? Do you want to design and develop common solutions that are mission critical...be available based on position level and/or job specifics. ** Principal Software Engineer ** **119554BR** EEO Career Site… more
    BAE Systems (12/24/25)
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  • Principal Factory Systems Engineer

    BAE Systems (Nashua, NH)
    …talent, motivation, and vision to join our team. We are seeking an experienced Principal Factory Systems Engineer to lead our team's software development and ... grow your career? Do you want to oversee the design , development, and implementation of software systems that interact...be available based on position level and/or job specifics. ** Principal Factory Systems Engineer ** **116493BR** EEO Career… more
    BAE Systems (12/22/25)
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  • CEMA - Principal Systems Engineer

    BAE Systems (Nashua, NH)
    …may be available based on position level and/or job specifics. **CEMA - Principal Systems Engineer (Cyber Focus)** **117976BR** EEO Career Site Equal Opportunity ... on may encompass all aspects of product delivery, from design and analysis, through integration, test, and delivery. You...of EW systems across multiple business areas. As team engineer level contributor, you will be responsible for and… more
    BAE Systems (10/31/25)
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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 ... tools to ANSPs in the US and abroad. We design , develop, document, deploy, and support COTS-based and custom...Prior experience working in a lab environment and operating RF and standard test equipment (spectrum and network analyzers,… more
    RTX Corporation (11/13/25)
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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 ... (PCS) team. The successful candidate will play a critical role in the design , development, and implementation of advanced protected communication systems. This is a… more
    RTX Corporation (11/18/25)
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  • Principal Systems Engineer - Air…

    RTX Corporation (Marlborough, MA)
    …future of aerospace technology. Our Connected Aviation group is thrilled to offer a Principal Systems Engineer role within our Air Traffic Solutions (ATS) team ... related field and minimum 5 years of experience + Prior experience with design , integration and test of Primary Surveillance RADAR (PSR) and Monopulse Secondary… more
    RTX Corporation (10/01/25)
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