Senior Principal Mechanical Engineer, Castings & Aerospace

RTX; Albuquerque (NM); On-site; USD 132,000 - 252,000; Full time

Job summary

RTX in Tucson, AZ seeks a Senior Principal Mechanical Engineer (P5) with extensive experience in casting technologies. The role delivers producible, affordable mechanical solutions and requires collaboration across multiple engineering teams and suppliers.

Ideal candidate has 10+ years in STEM, CREO proficiency, and a strong background in FAI, GD&T, and full lifecycle program work, with travel up to 75%.

Qualifications

• Degree in STEM with 10+ years of experience, or advanced degree with 7+ years.
• Experience in a technical leadership role across full development lifecycle.
• Experience with aluminum casting and machining processes.
• Willingness to travel domestically up to 75% to suppliers.
• Experience leading trade studies and design reviews.
• Experience with First Article Inspection (FAI).
• Knowledge of ANSI/ASME Y14.5 GD&T and tolerance analysis.
• Proficiency in CREO (Pro/E) or similar 3D CAD tools.
• Experience with manufacturing suppliers of mechanical products.
• Experience in military development/production programs.

Responsibilities

• Perform mechanical design, development, and documentation of components and major end items.
• Lead and mentor mechanical teams to meet schedule, cost, and technical goals.
• Collaborate with analysts, materials, quality, safety, supply chain, and program leads.
• Support factories and suppliers with development, integration, and troubleshooting.
• Conduct trade studies and participate in design peer reviews.
• Apply thermal, structural, dynamic, and reliability analysis to improve designs.
• Maintain the technical data package (TDP) and ensure compliance.
• Serve as responsible engineer or subsystem lead with limited supervision.
• Use Raytheon hardware tools, processes, and standards across development.

Skills

Aluminum casting

Machining processes

GD&T

Technical leadership

Cross-functional collaboration

Mentoring

Trade studies

Design peer reviews

Travel willingness

Reliability analysis

Education

STEM degree required

Advanced degree preferred

Tools

CREO (Pro/E)

3D CAD

GD&T analysis software

Job description

RTX in Tucson, AZ seeks a Senior Principal Mechanical Engineer (P5) with extensive experience in casting technologies. The role delivers producible, affordable mechanical solutions and requires collaboration across multiple engineering teams and suppliers.

Ideal candidate has 10+ years in STEM, CREO proficiency, and a strong background in FAI, GD&T, and full lifecycle program work, with travel up to 75%.