Mechanical Engineer II

RTX; Portsmouth (VA); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Relocation Eligibility

Job summary

RTX in Portsmouth, RI is seeking a Mechanical Engineer II for an onsite role in the Undersea & Electronics Systems Department. You will design, develop, and document mechanical components for defense systems, collaborating across structural, thermal, and electrical engineering to meet requirements.

This full-time position requires a STEM degree and at least 2 years of relevant experience, with the ability to obtain a DoD Secret clearance. U.S. citizenship is required.

Qualifications

• Typically requires STEM degree with 2+ years of relevant experience.
• Experience selecting materials for structural, thermal, and environmental considerations.
• Proficiency with GD&T, tolerance analysis, and metal fabrication.
• CAD modeling and engineering documentation experience.
• Ability to obtain and maintain a DoD Secret clearance; U.S. citizenship required.

Responsibilities

• Mechanical design, development, and documentation of components and sub-assemblies.
• Solve technical issues and drive results through assigned design tasks.
• Develop designs from concept to data package generation and initial builds.
• Collaborate with structural/thermal and electrical engineering teams.
• Participate in design peer reviews and conduct trade studies.
• Occasional CONUS travel to customer sites or suppliers.

Skills

Finite element analysis

GD&T (ASME Y14.5)

Tolerance analysis

Metal fabrication

Assembly joining techniques

CAD modeling

Engineering documentation

Cross-functional collaboration

Problem solving

Education

Bachelor's degree in STEM

Tools

PTC Creo

PTC PDM

CAD software

Job description

Date Posted:

2026-09-16

Country:

United States of America

Location:

US-RI-PORTSMOUTH-PS3 ~ 1847 W Main Rd ~ NIMITZ WEST 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.

The Raytheon Hardware Engineering Organization leads the hardware design, development and production support of a wide breadth of air, land, sea, and space systems. The Hardware Engineering team strives to be the premier organization for mechanical design and development through our world class people and technology - creating trusted, innovative solutions to make the world a safer place. Hardware Engineering’s capabilities encompass a broad range of technical disciplines which include engineering, technical services, materials, processes, analysis, test, and documentation.

Within the Hardware Engineering Organization, theUndersea & Electronics Systems (UES) Department leads the mechanical design, development, and integration of products, including but not limited to undersea sensors and analysis, naval platforms, shipboard/ground-based processing and power equipment, and launchers.

The UES department is looking for a full-time Mechanical Engineer II. This role will be on-site and located in Portsmouth, RI.

What You Will Do

• Perform mechanical design, development, and documentation of components, sub-assemblies, and major end items for defense system equipment in accordance with system requirements.
• As a member of a design team you will help solve challenging technical issues and drive results through efficiently completing assigned design and support tasks.
• Develop mechanical designs from initial concept to formal technical data package generation (engineering drawings, models) and culminating in initial builds, testing, transition to production, and production support
• Collaborate across multiple disciplines/functions (i.e. structural/thermal analyses and electrical engineering) to solve complex technical challenges in a fast-paced, team environment.
• Participate in design peer reviews, resolve action items, and conduct trade studies to make sound technical decisions
• Occasional CONUS travel to customer sites or suppliers is generally required. International and longer duration travel assignments may be available but optional

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 2 years of prior relevant experience.
• Experience in selection of materials for structural, thermal, mechanical, electrical, producibility, and environmental considerations including corrosion mitigation and prevention.
• Experience with GD&T (ASME Y14.5), Tolerance Analysis, metal fabrication (machining, sheet metal), assembly joining techniques (fasteners, rivets, inserts)
• Experience with CAD modeling and Engineering Documentation practices.
• 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 in specification, design, development, production and testing of electronics systems. Specific knowledge of packaging electronic equipment to meet physical and environmental constraints is preferred
• Experience with Military and Commercial Specifications
• Experience with PTC CREO and PDM
• Experience managing financial and schedule performance of program level tasking
• Demonstrated ability to solve difficult problems while working as part of a cross functional team
• Strong communication skillset with ability to articulate, in both oral and written form, to technical, non-technical and management audiences

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.
• Relocation Eligibility

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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 68,900 USD - 131,100 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.