Senior Principal Transmissions Engineer (Onsite)

Senior Principal Transmissions Engineer Location: East Hartford, CT (preferred) or West Palm Beach, FL campus. Date posted: 2026-05-26. Role type: Onsite. U.S. citizenship is required for security clearance. What You Will Do Technical Leadership & Presentation: Lead multidisciplinary teams to tackle MSEN transmissions' top technical issues, integrating gearbox designs and presenting key results to customers and executive leadership. Gear Design & Analysis: 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. Root Cause Investigation (RRCA): Spearhead transmission's root cause investigation teams—directing work, assigning/closing action items, and delivering findings to engineering leadership. Mentorship & Peer Review: Review team members' work and provide hands‑on guidance to less experienced engineers to accelerate proficiency. Supplier Requirement Integration: Align and integrate the complex technical requirements of external suppliers holding design ownership. Full‑Lifecycle Testing: Lead entire test programs, including rig development, test plan creation, instrumentation/limit selection, pre‑test predictions, data post‑processing, and reporting. Continuous Improvement & Manufacturing: 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 Hands‑on exposure to proprietary next‑generation propulsion technologies, influence of program executives and global customers, and mastery of state‑of‑the‑art analytical tools and digital thread integrations. Qualifications You Must Have A Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field with 10 years of gear design and analysis experience, or an advanced degree with 7 years of such experience. At least 3 years of direct experience working with complex Mechanical Systems hardware and proven expertise in industry‑standard tools for gear design and manufacturing. Qualifications We Prefer Master’s degree in Mechanical Engineering, Aerospace Engineering, or pursuit of an advanced degree in a related field. An active U.S. Security Clearance. Exceptional communication, task coordination, and cross‑functional leadership skills. Proficiency in Gleason Works software and Siemens NX. What We Offer Relocation: Eligible for relocation. Salary range: 132,400 USD – 251,600 USD, with compensation adjustments based on experience, location, and business factors. Benefits include medical, dental, vision, life insurance, short‑term and 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 may vary by business unit or collective‑bargaining agreement. Department Overview Mechanical Systems, Externals, and Nacelles Engineering (MSEN) is responsible for the design, development, and in‑service support of power transmission systems, bearing compartments, rotor support design and analysis, oil and thermal management systems, engine externals packaging and architecture, and nacelles for commercial and military engines. 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, veteran status, or any other protected class. RTX provides affirmative action for qualified individuals with a disability and protected veterans in compliance with applicable law. #J-18808-Ljbffr