Mechanical Engineer II – Design

globalhr; Tucson (AZ); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Relocation eligibility

Onsite work

Job summary

RTX in Tucson, AZ, is seeking a Mechanical Engineer II to design, analyze, and document mechanical components and sub-assemblies for defense systems. You will work on cross-functional teams, support production, and ensure compliance with design standards.

Candidates should have a STEM degree and at least two years' experience, plus proficiency with 3D CAD (Creo) and drawing standards. The role offers onsite work with relocation eligibility and a path to advanced design and manufacturing

Qualifications

• Requires STEM degree and at least 2 years of related experience.
• Experience in mechanical equipment design and/or production.
• Experience creating engineering drawings with a 3D CAD tool.
• Experience with dimensioning and tolerancing analysis.

Responsibilities

• Perform mechanical design, development, and documentation of components and assemblies.
• Support production lines and supply base to resolve technical challenges.
• Interface with other engineering disciplines and suppliers to develop solutions.
• Support design reviews and trade studies to inform decisions.
• Help create and manage technical data packages for military products.
• Apply engineering fundamentals and Raytheon standards in data packages.

Skills

Mechanical design

3D CAD

Engineering drawings

Dimensioning & tolerancing

Education

Bachelor's degree in STEM

Tools

Creo

Windchill

Job description

Date Posted:

2026-09-29

Country:

United States of America

Location:

US-AZ-TUCSON-M09 ~ 3350 E Hemisphere Loop ~ BLDG M09

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.

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 Tactical Radars department within Raytheon Hardware Engineering supports the development, production, and deployment of multiple defense products including radars, missiles, command and control systems, and naval electronics.The products support US Government and international customers.

The ideal Mechanical Engineer II candidate will bring a blend of technical ability, experience in mechanical hardware design, system integration skills, and a strong background in program execution whether design and development or production support. As a key contributor on a mechanical or cross-functional engineering team, you will take responsibility for component and assembly modeling, documentation, design changes, and releases processes.

Additionally, you will support mechanical teams throughout all phases of our design cycles, from concept development to design, prototyping,production support and testing. This position is ideal for an early-career mechanical engineer who is looking to grow their skills in design, manufacturing, and technical problem-solving within a highly collaborative and mission-driven environment.

What You Will Do

• Perform mechanical design, development, and documentation of components, sub-assemblies, for systems and equipment in accordance with system requirements.
• Support the product production lines and global supply base to investigation and resolve technical challenges and obsolescence throughout the production and sustainment phases of the product life cycle.
• Interface with other engineering disciplines, non-technical disciplines, and suppliers to develop design solutions and resolve technical challenges.
• Support and participate in design peer reviews, resolving action items, and conduct trade studies to make sound technical decisions.
• Support technical data package creation, changes, and/or variances.
• Utilize mechanical engineering fundamentals, industry specifications, and Raytheon design standards in the development of technical data packages for military products.

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 or an Advanced Degree in a related field.
• Experience within 3 of the following 4 areas:
• Experience utilizing mechanical engineering principles in the design, development, and/or production of mechanical equipment and/or hardware and/or tooling.
• Experience in the development, creation, release, or updates of engineering drawings utilizing a 3D CAD design tool.
• Experience in the review and interpretation of technical documentation utilized in the development or production of hardware products.
• Experience with Dimensioning and Tolerancing analysis.

Qualifications We Prefer

• Excellent technical writing, presentation, and communication skills.
• Ability to work autonomously with minimal supervision.
• Proven team player and self-motivated leader with exceptional collaboration and interpersonal skills, fostering positive and productive interactions in a team-focused environment
• Working knowledge of industry specifications utilized in creation of technical data packages.
• Experience with CREO (Pro/E) or similar 3D solid modeling software.
• Experience with PTC Windchill Product Data Management or equivalent configuration/data management software.
• Experience working in a factory supporting development, low-rate as well as full-rate production of missile components and assemblies.
• Advanced degree in mechanical, aerospace, or manufacturing engineering, or hardware systems design.

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: This position is eligible for relocation
• Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:
• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
• Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.
• Remote: Employees who are working in Remote roles will work primarily offsite (from home). If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role.
• Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.
• Requires theoretical to advanced knowledge of work area typically obtained through University Degree combined with experience. Practical knowledge of RTX projects, programs
• or systems with the ability to make enhancements and leverage in daily work.
• Typically requires a University Degree or equivalent experience and minimum 2 years of prior relevant experience.
• Engineering/Other Technical Positions: Typically requires a degree in Science, Technology, Engineering or Mathematics(STEM) and a minimum of 2 years of prior relevant experience unless prohibited by local laws/regulations.

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.

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