Principal Assembly Process Development Engineer

Date Posted:

2026-04-24

Country:

United States of America

Location:

US-MA-ANDOVER-AR1 ~ 358 Lowell St ~ AR1 DUKES BLDG

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 Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

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. 

Job Summary:

An exciting opportunity exists for a seasoned and passionate Principal Assembly Process Development Engineer working around Raytheon’s industry leading RF technology at our RF Microelectronics/Module Design & Foundry Services (RFMicro) department. The RFMicro department designs, fabricates, and tests state-of-the-art Monolithic Microwave Integrated Circuits (MMICs) in our on-site foundry. These chips then get assembled into custom modules to support multiple programs and enhance the capabilities of next generation radar systems.

Your efficient and effective communication skills with peers, management, and engineering customers, plus your strong ownership, accountability, and commitment to schedule and goals are the keys to success for this role. You will have the opportunity to work closely with a team of multi-disciplined and talented engineers to build technology-enriched assembly prototypes. You will interact with internal customers, as well as suppliers to review tradeoffs to meet the project goals. You will work alongside other seasoned engineers and be a mentor to lab technicians and more junior engineers around our two prototyping labs. Your subject matter technical expertise is critical, so are your leadership and your teamwork spirit.

The role requires knowledge of high density microelectronic packaging designs including Interposers, organic substrates, wafer and chip bumping and general knowledge in areas of electronic components/devices such as ASICs and FPGAs, design of electronic packaging chassis and structures, interconnects, and thermal management design of high-density electronic systems and electronic enclosures. The successful candidate will have the ability to bring new and fresh ideas to the team, with opportunities to explore research and innovation areas in a collaborative and fun team environment. Additionally the candidate is expected to follow established procedures in creation of technical data package work products, while working closely with program management and functional supervision to ensure the overall design objectives are met.

What You Will Do:

• Develop advanced microelectronics packages including 3DHI, 3D, and 2.5D (interposer + chiplets) and novel material and process solutions for RF, digital and mixed-signal products
• Leverage industry-leading manufacturing and novel materials to achieve new levels of electro-mechanical performance and reliability
• Own prototyping jobs in the assembly labs; be a doer, a project manager, and a team player, managing multiple jobs with varying priorities
• Work with a cross-functional team of module designers, layout engineers, project leads, and manufacturing engineers
• Manage lab equipment’s maintenance, calibration, and upkeep, and support lab audits
• Mentor and train more junior teammates
• Advocate resource capabilities, present on symposiums, enable opportunities from inside and outside home business unit

Qualifications You Must Have:

• Typically requires a Bachelor’s Degree in a Science, Technology, Engineering & Math (STEM) Field 
• A minimum of Eight (8) or more years of relevant experience (An advanced STEM degree could count for 3 years of experience) qualifying and implementing cutting edge materials, fabrication techniques, and understanding of relevant materials used in semiconductor manufacturing and packaging
• The ability to obtain and maintain a US security clearance. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

 
Qualifications We Prefer:

• A Master’s degree or PhD. in a Science, Technology, Engineering & Math (STEM) Field 
• Experience and familiarity with selection and oversight for semiconductor wafer  processing and finishing (plating, bumping, dicing)
• Expert experience in any or all of the following: manual and auto wire/ribbon bonders, die attachment, solder reflow, wet and dry cleansing practice, automated die and SMT component placement tools, automated adhesive dispensing tools, screen printers
• Ability to perform circuit layout design using 2D CAD tools
• Strong background in electrical and mechanical engineering design
• Innovative attitude to apply towards research and development of new technologies
• Strong background in development, documentation, fabrication, assembly, and test/delivery of military/defense and/or commercial state-of-the-art electronic products
• Experience with designing electronics for extreme environmental requirements and design constraints
• Excellent interpersonal and multi-tasking skills
• Excellent written and verbal communication skills
• Ability to work independently and in a team environment, including as a leader of small teams
• Current DoD Secret level 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: Trust, Respect, Accountability, Collaboration, and Innovation.

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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