Principal Transmissions Engineer (Onsite)

At RTX, the world’s 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. Pratt & Whitney is a world leader in the design, manufacture, and service of aircraft engines and auxiliary power systems, revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. This position is onsite in East Hartford, CT.

About the Role

Pratt & Whitney is looking for a visionary Principal Transmissions Engineer to join our elite Mechanical Systems, Externals, and Nacelles (MSEN) Engineering Transmissions team. In this high-impact role, you will drive the design, analysis, and integration of cutting-edge mechanical systems hardware for the world’s most advanced commercial and military engine programs. You will lead multidisciplinary teams, mentor talent, and serve as a trusted voice to executive leadership and global customers.

Responsibilities

• Lead multidisciplinary teams to tackle MSEN transmissions' top technical issues and integrate gearbox designs, presenting key results to customers and executive leadership.
• Perform comprehensive design and analysis on aerospace hardware across varied gear types (spur, helical, bevel, and spiral bevel) using automated tools, FEA, and precise hand calculations.
• Spearhead transmission root cause investigation teams—directing work, assigning/closing action items, and delivering findings to engineering leadership.
• Review team members' work and provide hands-on guidance to less experienced engineers to accelerate proficiency.
• Actively manage, align, and integrate the complex technical requirements of external suppliers holding design ownership.
• Lead full-lifecycle test programs, including rig development, test plan creation, instrumentation/limit selection, pre-test predictions, data post-processing, and reporting.
• Advance gear manufacturing readiness (hobbing, shaping, broaching, milling, heat treating, superfinishing) while improving ESW/EKS, analytical tools, and training materials.

Travel requirement: 10% (domestic and international).

What You Will Learn

• Gain hands-on exposure to proprietary, next-generation propulsion technologies reshaping military aviation and sustainable commercial flight.
• Hone your ability to influence and collaborate directly with Pratt & Whitney program executives and global aerospace customers.
• Master and pioneer state-of-the-art analytical tools and digital thread integrations unique to Pratt & Whitney’s engineering ecosystem.

Requirements

• A Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field with 8 years of gear design and analysis experience, or an Advanced degree in a related field with 5 years of gear design and analysis experience.
• At least 3 years of direct experience working with complex Mechanical Systems hardware with proven expertise in industry-standard tools for gear design and manufacturing.

Preferred Qualifications

• Master’s degree in Mechanical Engineering, Aerospace Engineering, or actively pursuing an Advanced degree in a related field.
• An active U.S. Government Security Clearance.
• Exceptional communication, task coordination, and cross-functional leadership skills.
• Proficiency in Gleason Works software and Siemens NX.

Benefits

• Medical, dental, vision, life insurance, and short-term/long-term disability coverage.
• 401(k) match.
• Flexible spending accounts and flexible work schedules.
• Employee assistance program and Employee Scholar Program.
• Parental leave, paid time off, and holidays.
• Eligibility for annual short-term and/or long-term incentive compensation programs (dependent on role level and collective-bargaining agreement status).
• Eligible for relocation assistance.

Pay

The salary range for this role is $107,500 – $204,500 USD. The range provided is a good-faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including the role, function, responsibilities, work experience, location, education/training, and key skills.