Principal Design Engineer (P4) - HSE Mil Turbines (Hybrid)
RTX (Raytheon)
- Location
- US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110
- Work model
- Hybrid
- Level
- Principal
- Posted
- Aug 14, 2026
About this role
Location: US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

 Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access certain necessary systems. Security Clearance: None/Not Required At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.
What You Will Do
We have an exciting opportunity for a Principal Design Engineer to work on the F135 military program! The Hot Section Engineering Design team is seeking an experienced Principal Mechanical Design Engineer, preferably with turbine experience. Airfoils or Rotors experience is preferred, but any experience with turbo machinery may be appropriate. The Engineer will work with the other disciplines of the Integrated Product Team (IPT) including project, structures, durability, aero-thermal, and product definition. Engineer will lead interactions with other Hot Section Engineering IPTs. Engineer also will be leading all technical capability aspects of the team. If you have strong leadership skills, experience in rotors or airfoils design and a passion for our mission, we are interested to hear from you! Serve as a Principal Technical leader specializing in Turbine module design, analysis, and sustainment, resolving complex and high-impact mechanical engineering challenges with minimal oversight while ensuring safe, balanced, and robust system-level solutions. Provide clear technical direction for Turbine hardware outsourcing activities, owning the review, governance, and integration of supplier and partner engineering work to ensure high-quality design outputs and adherence to HSE standards. Build and maintain credibility with internal and external customers by consistently delivering validated, data-driven engineering solutions and demonstrating accountability for the performance, life, and reliability of Turbine hardware. Collaborate closely with Customer Technical Support (CTS), Maintenance Repair & Overhaul Engineering (MRO‑E), and field service teams to interpret customer data, assess limits expansions, update maintenance manual limits, and lead timely root cause investigations of Turbine-related field events. Support Operations by partnering with Manufacturing, Quality, and Engineering Support Teams to address production issues for Turbine components, resolving nonconformances, enabling smooth execution, and ensuring timely delivery of hardware for engine assembly. Represent Turbines within cross-functional forums, technical reviews, and design boards, providing clear engineering rationale, influencing decisions, and ensuring alignment across Hot Section Engineering. Demonstrate strong mentorship by coaching junior engineers and design contributors in Turbine design fundamentals, analytical methods, problem-solving approaches, and best-in-class engineering practices. Foster a culture of collaboration, openness, and shared accountability across the Hot Section Engineering organization by modeling effective communication, active listening, and high-integrity decision-making. Lead with empowerment by providing actionable feedback, encouraging ownership, supporting professional growth, and cultivating a high-performance technical team environment. Promote continuous