RTX · 21 hours ago
Principal Mechanical Engineer - Effectors
US-AZ-TUCSON-M09 ~ 3350 E Hemisphere Loop ~ BLDG M09
Full-time
Onsite
Senior Level, Lead/Staff
$108K/yr - $204K/yr
8+ years expRTX is a company dedicated to helping the nation and allies defend freedoms and deter aggression. They are seeking a Principal Mechanical Engineer to lead mechanical design and development for tactical missile systems, collaborating across multiple disciplines to resolve technical challenges and mentor a team of engineers.
AerospaceManufacturingSecuritySensorTelecommunications
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Perform mechanical design, development, and documentation of components, sub-assemblies, for tactical missile systems and equipment in accordance with system requirements
Lead mechanical engineering teams and collaborate across multiple disciplines with structural and thermal analyst, Materials Engineering, Quality, Safety, Supply Chain, Operations, and program leadership
Support the factory and suppliers with product development, obsolescence, troubleshooting, domestically and internationally
Interface with other engineering disciplines, non-technical disciplines, and suppliers to develop design solutions and resolve technical challenges
Work with limited supervision and meet commitments for assigned schedule, financial, and technical goals
Support and participate in design peer reviews, resolving action items, and conduct trade studies to make sound technical decisions
Working knowledge of First Article Inspection process (FAI), work along side Quality engineers in support of that in addition to Raytheon Source Inspection (RSI)
Apply knowledge and experience in technical problem solving and hardware development in a fast paced, team environment
Mentor and guide a team of engineers within program
Utilize Raytheon hardware tools and processes
Qualification
Required
Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of eight (8) years of prior relevant experience. Advanced degree in a related field may be substituted for additional years of experience
Experience in a technical leadership role including experience across the development lifecycle
Experience leading and conducting trade studies, development and design, requirements development and management, and integration and test of mechanical engineering products
Experience working across multiple functional and discipline organizations to successfully resolve technical challenges
Experience in the development, creation, release, and updates of mechanical technical data packages
Experience in the review and interpretation of technical documentation in a production environment
Experience with ANSI/ASME Y14.5 GD&T (Geometric Dimension and Tolerances)
The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Preferred
Advanced degree in mechanical or manufacturing engineering, or hardware systems design
Experience working development and production programs for products used in military applications
Experience working in a factory supporting full rate production of missile components and assemblies
Working knowledge of Military and Commercial Specifications
Experience working with suppliers that develop mechanical products, machined parts, and electronics
Experience with CREO (Pro/E) or similar 3D solid modeling software
Experience with PTC Windchill Product Data Management or equivalent configuration/data management software
Demonstrated team player, self-driven leader with excellent collaboration skills
Must possess strong technical writing and oral communication skills
Must be able to work autonomously with minimal supervision
Benefits
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
Company
RTX
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$3.2MKey Investors
LIFT Ecosystem Accelerator
2024-02-22Grant· $0.2M
2019-06-09Acquired
2010-01-14Grant· $3M
Leadership Team
Daniel Conroy
Chief Technology Officer - Digital
Kevin DaSilva
Corporate Vice President & Treasurer
Recent News
bloomberglaw.com
2026-01-22
Business Insider
2026-01-09
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