> Markdown version of [/jobs/ext/3670311-30k-propulsion-system-performance-principal-engineer-p4-onsite](https://www.wearedevelopers.com/jobs/ext/3670311-30k-propulsion-system-performance-principal-engineer-p4-onsite). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # 30K Propulsion System Performance Principal Engineer P4 (Onsite) - **Company:** RTX - **Location:** East Hartford, CT, United States - **Experience:** Expert - **Salary:** $107,500.0 - $204,500.0 - **Contract:** Permanent contract - **Skills:** Data Analysis, Python (Programming Language), MATLAB, Software Engineering, Statistical Process Control (SPC), Systems Integration, Component Analysis, Facebook Flow, Cts+ - **Published:** October 10, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-CT-EAST-HARTFORD-ETC--400-Main-St--BLDG-ETC/XMLNAME-30K-Propulsion-System-Performance-Principal-Engineer-P4--Onsite-_01874332-1 ## About the Role This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of "U.S. Person" go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62, EDSI is seeking a highly motivated, team oriented, and results driven PSA Engineer to support development of the Geared Turbofan PW1100G-JM and PW1100G-2-JM engine program - the most advanced propulsion system for the Airbus A320NEO/A321NEO commercial jetliner. Strong technical and communication skills are required to drive product improvements, manage safety items to resolution, and to delight our customers., * Bachelor's degree in STEM (Science, Technology, Engineering or Mathematics) with 8+ years of experience in a technical assignment within an Aerospace Engineering organization, AND/OR an advanced degree with 5+ years of experience in a technical assignment within an Aerospace, * Competent in one or more of the following engineering disciplines: thermodynamics and engine performance, aerodynamics, heat transfer & secondary flow, statistics, functional integration, validation testing and software design. * Practical experience with commercial engine certification and revenue service support. * Proficiency in Data Analytics Tools & Methods. * Proficiency in coding languages such as Python, Matlab, NPSS or equivalent. * Project Management experience. ## Description * Provide prompt data review & recommendation to CTS (Customer Technical Support) when an event occurs. Integration with ED&L, ASDI, Lube Systems, & CIPTs will be required for certain events. * Create & present technical review content of Field Events and studies to customers, CTS, SIPT, and executive leadership. * Ensure smooth Entry Into Service (EIS) for the GTF-Advantage engines. Review initial data trending against the currently fielded Base population. Support Development Test actions driven by Field learning. * Put safety and customer first - resolve AOG cases with urgency while never conceding on the safety or our product. Support EPI and CIPTs in Potential Hazards and Safety Risk Assessments. * Support Production, Aftermarket and Fielded engine performance with a focus on the following areas: performance trending, statistical process control, limit exceedance and quality assurance dispositions, effectivity of overhaul work scope via gas generator component analysis, deterioration modeling and trend shift diagnosis via gas generator component analysis. * Conduct system trade studies to optimize the engine thermodynamic cycle for performance, durability, time on wing, operability, and other system metrics. * Plan and execute engine validation testing for Test-As-Received assets from the Field and Development testing for product upgrades. * Integrate activities of the systems organization with component groups, partners, operators, CTS, and production and aftermarket sites * Identify and drive strategic transformation of tools and processes. * Develop talent and engineering proficiency by mentoring and training peers., In addition to transforming the future of flight, we are also transforming how and where we work. We've introduced role types to help you understand how you will operate in our blended work environment. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance workers, as they are essential to the development of our engines. Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee's personal responsibility. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.