Sr. Mechanical Engineer - ALE

RTX (Raytheon); Tucson (AZ); On-site; USD 90,000 - 130,000; Full time

Job summary

Raytheon Technologies in Tucson, AZ seeks a Sr. Mechanical Engineer - ALE to own mechanical design, development, and production sustainment across air-launched effectors.

The role involves working with internal factories and suppliers to implement DFMA concepts and drive design-for-manufacture improvements. The position requires a STEM degree with 5+ years of relevant experience, proficiency in GD&T (ASME Y14.5), and CREO/Pro/E.

Qualifications

• Requires STEM degree and 5+ years of relevant experience; advanced degree acceptable with 3+ years.
• Experience in ANSI/ASME Y14.5 GD&T and tolerance analysis.
• Experience in CREO (Pro/E) or similar 3D solid modeling software.

Responsibilities

• Provide technical ownership and execution of design, development, and production sustainment of mechanical subsystems.
• Collaborate with cross-functional teams and suppliers to analyze, model, and document technical data packages (TDP).
• Mentor junior engineers and lead small teams across functions such as supply chain, operations, quality, and systems.

Skills

GD&T

Creo

Education

STEM degree

Tools

CREO (Pro/E)

Job description

Date Posted: 2026-10-21

Country: United States of America

Location: US-AZ-TUCSON-9030 ~ 9030 S Rita Rd ~ BLDG 9030

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: Secret - Current

Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

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 Hardware Engineering, Air Launched Effectors Department is seeking Mechanical Engineers for our Tucson AZ site supporting full program life cycle, early development, production support, and legacy sustainment activities across the Air Launched Effectors products and subsystems. These products support US Government and international customers.

Mechanical Engineering positions perform in alignment to expectations in the design, development, and production support areas associated with mechanical designs, validation principals, qualification processes, procurement, and production processes across a design life cycle. Development work may include requirements understanding, concept development, DFMAs, PFMAs, margin analysis, technical data package (TDP) development, application of geometric dimensioning and tolerancing principals, engineering test principals, preparation of technical analysis reports, and presenting in design reviews.

What You Will Do

• Technical ownership and execution of tasks, and may be viewed as a prime technical contact in providing solutions to a wide range of complex technical problems related to the design, manufacture, integration, and production sustainment of various mechanical sub-systems both in the engineering lab and the factory floor both at Raytheon Technologies and at suppliers.
• Communicate with cross-disciplined, engineering team members and suppliers to analyze, model, and document the design technical data package (TDP) and its capabilities and compliance with requirements.
• Serves in mentor role to junior engineers, providing technical guidance to others within mechanical discipline.
• Work autonomously with limited supervision, acting as the responsible engineer for major hardware subsystem. This often requires the ability to lead small teams of junior engineers, and collaborate across multiple functions and disciplines, such as supply chain, operations, quality, systems, analysis, and electrical.
• Perform mechanical design, development, and documentation of components, sub-assemblies, and major end items for defense system equipment in accordance with system requirements.
• Collaborate with Raytheon factories and suppliers with new product integration and manufacturing process improvements.
• Perform and review tolerance analyses to ensure form, fit, and function are as intended by design for the use-application.
• Improve new and existing designs using Design for Manufacture and Assembly (DFMA) and Design for Producibility principles.
• Apply knowledge and experience in technical problem solving and hardware development in a fast paced, team environment.
• Support production of various mechanical sub-systems at internal factories and suppliers.
• Support first hardware builds and first article inspections.
• Review manufacturing process instructions and support material review board dispositions.
• Perform root cause investigations on hardware of production related issues.

The Sr. Mechanical Engineer - ALE job is in Tucson, AZ and the position is onsite

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience, or An Advanced Degree in a related field and minimum 3 years experience.
• Experience in ANSI/ASME Y14.5 GD&T (Geometric Dimension and Tolerances) and tolerance analysis.
• Experience in CREO (Pro/E) or similar 3D solid modeling software.

Qualifications We Prefer

• Five years of work experience in mechanical design and design documentation.
• Mechanical aptitude to provide solutions to a variety of technical problems of moderate scope and complexity.
• Advanced degree in an Engineering discipline.
• Leadership experience with small teams (4-6 people).
• Supplier interaction and supplier management experience.
• Ability to work in teams or independently, flexible, demonstrates initiative.
• Experience in mechanical sub-systems packaging, materials, thermal, structural analysis, energetics principals, control systems, inter