Mechanical Engineer II – Design

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.

Learn More & Apply Now!

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.

• •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. This includes all production and maintenance employees, as they are essential to the development of our products.
• •Relocation Offered Based On Eligibility.

• •Please consider the following role type definition as you apply for this role.
• •Onsit