Hiring: APU/TJ Engine System Software Principal Engineer P4 (Onsite) Company: Pratt & Whitney Location: Jupiter, FL Job Posted Time: 2026-09-10 13:51:08 Employment Type: Remote Target Skills & Keywords : C, Design System, MATLAB, Security Clearance, Simulink, Systems Design, Systems Integration About the job Experience: •100 years. Join us and help shape the future of aerospace and defense. •Over 100 years. Join us and help shape the future of aerospace and defense. Required Skills: •Support control system integration across engine subsystems including FADEC (Full Authority Digital Engine Control), sensors, actuators, fuel systems, and electro-mechanical components. •Develop, manage, and decompose system and subsystem requirements in accordance with ARP4754 guidelines. •Own requirements lifecycle activities including authoring, allocation, traceability, validation, and verification. •Support hardware selection, trade studies, and integration of sensors, effectors, and control system components. •Translate control system requirements into Model-Based Design (MBD) implementations in MATLAB Simulink for software development. •Develop and validate Simulink models for actuation systems (starter-generators, fuel systems, pneumatic systems). •This role will give you exposure to a wide variety of engineering challenges and you will be involved in a critical role for F135 and F119 along other commercial and military programs. •The position is based at the P&W West Palm Beach facility and will report to the DPLM, Associate Director. Qualifications: •Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) •8 years of engineering experience or 5 years with an advanced degree Compensation: •Flexible work environment (work from home / hybrid options) Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!