Principal Hardware Design Engineer

RTX; Tewksbury (MA); On-site; USD 108,000 - 205,000; Full time

Benefits offered by this job

Relocation assistance

Comprehensive benefits

Incentive compensation programs

Job summary

RTX in the United States is seeking a Principal Hardware Design Engineer for the Receiver/Exciter & Processing Architecture (REPA) department to design and develop mixed-signal hardware for radar subsystems. The role emphasizes circuit card assemblies, theoretical analysis, and collaboration with systems and manufacturing teams on design trades and verification.

The position requires a STEM degree with 8+ years of experience, the ability to obtain an Interim Secret clearance, and strong

Qualifications

• Degree in Science, Technology, Engineering or Mathematics plus 8+ years of experience.
• Experience in two or more areas: digital or RF/analog design, production testing, and analysis.
• Familiarity with design tools and analytical software listed in the job description.
• Ability to obtain Interim Secret clearance and U.S. citizenship is required.
• Leadership of small design teams or projects is desirable.
• Experience with cost and schedule management is a plus.

Responsibilities

• Design circuit blocks, sub-systems, and verify through modeling and testing.
• Integrate and test at component, board, and subsystem levels.
• Transition designs to production and support manufacturing/test teams.
• Travel to supplier or customer sites as needed.
• Lead small projects or processes within the area of responsibility.
• Collaborate with systems, mechanical, and electrical engineers throughout the design lifecycle.

Skills

Circuit design

Digital design

RF/analog design

Test and production support

Leadership

Project management

Education

STEM degree

Tools

LTSpice

HyperLynx

Matlab

Mentor Xpedition

Job description

Location

US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG

Date Posted

2026-10-27

Country

United States of America

Position Role Type

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements

Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type

DoD Clearance: Secret

Security Clearance Status

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Raytheon's Receiver/Exciter & Processing Architecture (REPA) Department is the focal point for receiver, exciter, beam steering, and signal processing technology in the Raytheon business. The department is responsible for the design, development, integration, support to production builds, and lifecycle support of Raytheon products.

REPA has an opportunity for an Electrical Engineer who is seeking to use their strong academic background and professional experience in digital/analog hardware and subsystem design to help develop and produce the next generation of Raytheon's Radar Receiver, Exciter, and Transmitter subsystems. The successful candidate to fill this Principal Hardware Design Engineer role will employ their working knowledge of Circuit Card Assemblies and analytical skills to design and develop products with application in signal processing, command, and control.

The scope of this role includes design of mixed signal hardware to support both new and existing Raytheon products. These design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Technical support during the transition to production and support to production activities are also expected. Team leadership skills including cost and schedule management plus proposal writing and presentation experience are desired.

What You Will Do

• Circuit and sub-system architecture, design, modeling, simulation, and verification.
• Integration and test at component, CCA, and subsystem levels.
• Transition to production and technical support to manufacturing and test engineers.
• Occasional travel to supplier, integration, and customer sites may be required.
• Opportunities to manage small projects or processes within area of responsibility.
• This 1st shift role will be 100% on-site & based in either Tewksbury, MA or Marlborough, MA, with travel between multiple MA sites anticipated.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
• Combined experience in two or more of the following areas:
  • Digital Design (Requirements development through Build and Test)
  • RF/Analog Design (Requirements development through Build and Test)
  • Production testing and troubleshooting circuits
  • Experience with design simulation tools (e.g., HyperLynx, LTSpice) and analytical tools (e.g., Matlab)
  • Experience with design development tools (e.g., Mentor Graphics' Xpedition schematic capture and layout)
  • Experience leading a complete design or small team to complete a design
• The ability to obtain and maintain an Interim Secret U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Experience interfacing and testing with testing Digital to Analog Converters (D/A) and Analog to Digital Converters (A/D).
• Experience with various digital high-speed interfaces such as JESD204B, Memory (DDR3, DDR4), SERDES, 10G+ Ethernet, Fiber Channel.
• Background in FPGA hardware inference designs including SERDES, LVDS chip-to-chip and board-to-board.
• Experience allocating and flowing down requirements from the system to the component level.
• Experience with cost estimating, plus budget and schedule management.
• Experience working in a laboratory environment using logic analyzers, oscilloscopes, phase noise analyzer (PNA), and spectrum analyzer to test and verify the functions of digital and mixed signal circuits and systems.
• Experience in a production environment.
• Experience in technical writing, proposal writing, and oral presentations.
• Active / Existing Secret U.S. Security Clearance.

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• This position offers relocation based on candidate eligibility.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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