Mechanical Engineer II (Onsite)

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

Benefits offered by this job

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

Holidays

Job summary

RTX in Tucson is seeking engineers to integrate propulsion, thrusters, controllers, and software for missile and space vehicle systems. This onsite role requires a DoD Secret clearance and U.S. citizenship.

You will lead propulsion development projects, coordinate with suppliers, review manufacturing processes, deliver technical briefings to management and government agencies, and interact with customers to capture user needs.

Qualifications

• Master's degree in Mechanical Engineering or STEM field by start date.
• Experience developing solid propulsion systems from concept to test.

Responsibilities

• Apply advanced propulsion technologies to missile and space-vehicle integration.
• Involve development and production programs across Raytheon lines.
• Review manufacturing processes and coordinate with subcontractors on propulsion systems.
• Collaborate with program management on long-range tech directions.
• Manage propulsion development projects and subcontracts; review data and changes.
• Deliver technical presentations to management and government agencies.
• Interface with customers to identify user needs.

Skills

Solid propulsion experience

Proposal / cost account management

Project leadership

Education

Master's degree in Mechanical Engineering

Tools

Earned Value Management System

Job description

Date Posted: 2026-09-16

Country: United States of America

Location: US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802

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

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

What You Will Do

• Apply or develop highly advanced technologies, scientific principles, theories and concepts to the systems integration of propulsion, thrusters, controllers, software, mechanical and electrical interfaces for integration into missile systems and space vehicles.
• Involvement with both development and production programs across Raytheon Product Lines
• Review manufacturing processes and problem resolution as well as working directly with subcontractors on the design and manufacturing of solid rocket motor propulsion systems
• Work in a collaborative environment with program management in long-range program planning concerning new or projected areas of technological research and advancements and be a key spokesperson on program's technical capabilities and future directions
• Manage propulsion system development projects and propulsion subcontracts; review and disposition subcontract data and change requests; and oversee supplier operations
• Develop and deliver technical presentations to management and government agencies
• Frequently interface with the Customer to identify user needs

Qualifications You Must Have

• Master's degree in Mechanical Engineering or related (STEM) major obtained by start date.
• Experience in the development of solid propulsion systems from conceptual design through final test / assembly etc.
• Experience may be obtained through on-the-job experience, research, coursework, or projects

Qualifications We Prefer

• Systems knowledge to assure full development of propulsion requirements and dissemination and flow down to subcomponent levels
• Project engineering skills and experience using Earned Value Management System
• Demonstrated success as a proposal/cost account manager as well as project/team leader
• Willingness to travel, including internationally, to provide supplier support
• Supplier collaboration experience and oversight generating specifications and statements of work (SOW)

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.

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

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.

• 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
• 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.