Senior Principal Mechanical Engineer

Senior Principal Mechanical Engineer MTSI is seeking a Senior Principal Mechanical Engineer to support development, integration and test of a large commercial derivative aircraft for use by national leadership personnel. The role focuses on design, development, and test of mechanical systems including Environmental Control Systems, Fire Protection and Auxiliary Power Units. The engineer provides advice on Airworthiness Compliance, risk identification and mitigation, applies MIL‑HDBK‑516 criteria, and supports weapon system acquisition processes such as SRR, PDR, CDR, TRR, FCA/PCA, PMR. The position is based at WPAFB OH with some hybrid work. Responsibilities Provide engineering design, integrations, test and requirements verification for Air Vehicle Subsystems including ECS, Fire protection, APU. Develop test plans and conduct data analysis. Plan sustainment operations. Support FAA and Air Force certification processes. Review engineering change notices, contract modifications, program risks, and develop solutions. Apply Systems Engineering processes, conduct trade‑off assessments, translate requirements into system specifications, and support design/test activities. Prepare and review technical evaluations, engineering studies, acquisition strategies, RFPs, test plans and requirement verification. Participate actively in Integrated Product Team meetings and reviews (SRR, PDR, CDR, TRR, FCA, PCA, PMR, etc.). Analyze system/subsystem performance, cost, life cycle, maintainability, reliability, risk, and scheduling trade‑offs. Apply regulatory knowledge of FARs, NPRMs, ADs, and AMOCs for certification and compliance. Qualifications 15 years relevant experience with a Bachelor's in related field; 13 years with a Master's; or 10 years with a Ph.D./J.D. in related field. Active SECRET clearance with ability to obtain TOP SECRET clearance. Desired Skills Experience with commercial derivative aircraft and USAF ACAT‑1 programs. Clearance Requirements Must possess an active SECRET clearance with the ability to obtain TOP SECRET clearance. EEO Statement MTSI embraces nine core values and is committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities. #J-18808-Ljbffr