Senior Principal RF Design Engineer

Date Posted : 2025-09-11

Country :

United States of America

Location :

MA801 : Marlborough, MA 1001 Boston Post Road Building 2, Marlborough, MA, 01752 USA

Position Role Type : Onsite

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

The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance :

DoD Clearance : Secret

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

Raytheon's Receiver, Exciter, and Back-End Processing (REBEP) Department is the focal point for receiver, exciter, beam steering, and signal processing technology within Raytheon. The department is responsible for the design, development, integration, and support to production builds, and lifecycle support of Raytheon products. We have an opportunity for a Senior Principal RF Design Engineer who is seeking to utilize their academic background and professional experience in RF / Microwave system theory and design to help develop the next generation of Raytheon’s Radar Receiver, Exciter, and Transmitter products.

What You Will Do :

Architecture development, requirements analysis, hardware design, hands-on testing of components, circuit card assemblies, and subsystems.

Design and development of transmitters, receivers, or exciters.

Design and optimization of RF circuits – either chains of components (receiver, exciter, etc.) or individual parts (filters, limiters, couplers, etc.).

Working with interdisciplinary teams – power, digital, mechanical, etc.

Schematic capture and RF routing.

Technical support during the transition to production and support to production activities.

Cost and schedule management plus proposal writing.

This 1st shift position will be 100% on-site and based in either Tewksbury, MA or Marlborough, MA.

Qualifications You Must Have :

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum 10 years’ of prior work experience or an Advanced Degree in a related field and minimum 7 years’ of prior work experience unless prohibited by local laws / regulations.

Experience with Microwave / RF system, subsystem and / or component analysis, design and / or test.

Experience with electromagnetic simulation tools (e.g., HFSS, ADS, CST, and / or Mentor Graphics’ Xpedition) and analytical tools (e.g., MATLAB).

The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer :

Experience working in design, from concept through production.

Experience translating system performance and operation specifications into hardware requirements, design, and test specifications.

Background in designing for manufacturability, producibility, and cost constraints, which includes yield and margin analysis.

Problem-solving skills with ability to proactively identify alternate solutions to overcome difficult technical challenges.

Experience in technical writing and oral presentations.

Technical background in any of the following areas :

Cascade analysis and / or frequency planning

Filter design and fabrication

Circuit card assembly and fabrication

High speed data converter test / characterization

Low Noise RF source design and test experience

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.

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role. Onsite : Employees who are working in Onsite roles will work primarily onsite.

Clearance Information : This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here : https : / / www.state.gov / m / ds / clearances / c10978.htm

The salary range for this role is 124,000 USD - 250,000 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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