Sr. Principal Mechanical Engineer CAS Sub-IPT Lead

Date Posted : 2025-09-08

Country :

United States of America

Location :

AZ862 : 3360 Hemisphere Loop Bldg M10 3360 East Hemisphere Loop Building M10, Tucson, AZ, 85706 USA

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 :

DoD Clearance : Secret

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 team leads the design, development and production of mechanical hardware at Raytheon. We use state-of-the-art tools, processes, technology, and CORE principles. Mechanical Engineering’s capabilities encompass a broad range of technical disciplines which include engineering, manufacturing, technical services, materials, processes, analysis, test and documentation.

The Precision Control Actuation Systems (PCAS) department is part of the Hardware Engineering functional organization. PCAS is an engineering organization of approximately 145 people who are in Tucson, AZ and Huntsville, AL. We develop new Control Actuation Systems (CAS) including Aerodynamic Tail Fin and Canard Steering Control Sections, Thrust Vector, Attitude and Divert Control Systems, Control Surface and Wing Deployment mechanisms, Stage Separation and Nosecone Ejection Systems, and more.

The Precision Control and Actuation Systems (PCAS) department is seeking a dynamic and experienced Engineering Execution Leader to join our team at the Tucson AZ facility. We are currently hiring a Senior Principal Mechanical Engineer (P5) to support a growing advanced program as the CAS sub-IPT lead. The role will require leading a development program team for CAS through test and qualification as well as supporting the Transition to Production (TTP) team.

What You Will Do

As an Engineering Execution Leader, you will drive excellence in development execution, managing all aspects of Integrated Product Team (IPT) functions, including planning, execution, Cost Account Management (CAM), Earned Value Management System (EVMS) reporting, resource management, and technical team leadership. You will collaborate closely with the Air Vehicle Cross Product Team (CPT) Lead as well as other program stakeholders such as the Program Chief Engineer, Program Manager, Supply Chain, Suppliers, Operations, Quality, and various engineering disciplines.

Technical Leadership : Leverage CAS engineering expertise to solve complex design challenges, make data-driven technical decisions, and develop, integrate, and prove-in test equipment and associated integration assets. Provide mentoring and guidance to all team members.

Program Management : Coordinate program staffing needs, mentor and coach team members, manage program budgets and schedules, and implement world-class risk management strategies. Report business metrics, including Estimates at Complete (EAC) to both the program and functional leadership.

Liaison and Coordination : Provide day-to-day liaison between team members and programmatic leadership across all phases of development, ensuring effective communication and coordination.

Proposal Support : Support proposal efforts, including cost Rough Orders of Magnitude (ROMs), formal Basis of Estimates (BOEs), project plans, and technology maturity plans.

Leadership and Engagement : Engage senior management and technical leaders on various topics, demonstrating superior organizational, presentation, and tactical execution skills. Contribute to developing and aligning common program vision, execution strategies, and plans.

Risk Management : Actively work with program integration lead to identify, manage, and mitigate risks or capture opportunities.

Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience unless prohibited by local laws / regulations.

Minimum Ten (10) years of engineering experience in systems, or electrical, or mechanical design, with a preference for CAS development across all phases.

Experience in roles such as Execution Lead, or IPT Lead, or Project Manager, or Program Manager.

Experience with Earned Value Management System (EVMS).

Qualifications We Prefer

M.S. in Aerospace Engineering, Mechanical Engineering, Physics, Math, or a related science degree

Proven ability to manage multiple and competing priorities

Experience in technical and cost proposal development, technical risk management, and managing cost and schedule requirements

Strong presentation and technical writing skills, with proficiency in Microsoft Office tools

Experience with Production and Transition to Production (TTP) programs

Experience leading development and maintenance across multiple program sites

Strong interpersonal and communication skills

Proven advocate for process improvement methodologies (e.g., CMMI, Six Sigma, CORE), team building, and effective partnership with internal resources.

Cost Account Manager experience

Program Management certification or experience

DoD Secret Clearance

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

Learn More & Apply Now! (Optional)

This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS) , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here : https : / / www.state.gov / m / ds / clearances / c10978.htm

The salary range for this role is 124,000 USD - 250,000 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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