Senior Principal Engineer - Lubrication Systems (Onsite)

• Bachelor's degree in Mechanical Engineering, Aerospace Engineering, Systems Engineering, or a related field and 10 years of relevant engineering experience, or an advanced degree in a related field and 7 years of relevant engineering experience.

• Master's degree or Ph.D. in Mechanical Engineering, Aerospace Engineering, Systems Engineering, or a related field.
• Experience with internal flow modeling, fluid systems, lubrication systems, or propulsion systems.
• Experience using Dymola, Easy5, MATLAB, Simulink, or comparable system-level modeling and simulation tools, including development and validation of component models.
• Excellent written and verbal communication skills, including experience presenting technical findings to engineering leadership, customers, and cross-functional teams.
• Demonstrated experience leading technical teams, projects, or complex engineering activities.
• Willingness to obtain a U.S. government-issued security clearance.

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. 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.

Pratt & Whitney is seeking a Senior Principal Engineer to join our Mechanical Systems, Externals, & Nacelles (MSEN) organization. In this role, you will serve as the technical authority for our engine lubrication system, providing technical leadership across requirements, system modeling, validation, risk retirement, and the development of a small engineering team.

• →Lead system-level requirements, interfaces, and performance assessments for engine lubrication systems, coordinating with analysis teams, component owners, and customers to allocate requirements, resolve interfaces, and maintain system compliance throughout the development lifecycle.
• →Develop, execute, and validate steady-state and transient fluid-flow system models using Dymola, Easy5, MATLAB, Simulink, or comparable tools to evaluate system performance, support design decisions, and resolve technical issues across development and in-service engine programs.
• →Lead a small technical team through the development and validation of new or upgraded lubrication systems, coordinating technical activities, design reviews, engine/test-rig validation, data analysis, and delivery of results in support of program milestones.
• →Lead system-level risk identification, root-cause investigations, and technical problem resolution by analyzing engine and test data, executing system models, communicating findings, and driving mitigation strategies to closure.
• →Serve as a senior technical authority and mentor by guiding engineers, improving analytical tools and methods, managing system status to requirements, and presenting technical findings and recommendations to engineering leadership, customers, and cross-functional teams.
• →Travel Requirement: 10% (Domestic).

• →Gain advanced experience in engine lubrication system architecture, requirements management, and system integration.
• →Develop expertise in fluid-flow system modeling and simulation using Dymola, Easy5, MATLAB, and Simulink.
• →Gain experience with engine and test-rig validation, test-data analysis, model correlation, and technical reporting.
• →Strengthen technical leadership, mentoring, risk management, and cross-functional collaboration skills.
• →Gain exposure to complex aerospace engine development programs, customer interactions, technical reviews, and next-generation propulsion technologies.

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