12 principal mechanical engineer thermal engineer jobs found

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RTX (12)

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Full time (12)

Automotive principal mechanical engineer thermal engineer

Principal Design Engineer (P4) - HSE Mil Turbines (Hybrid)

RTX

United States

Oct 07, 2026

Principal Mechanical Engineer (Onsite)

RTX

Fort Wayne, IN

Oct 01, 2026

Principal Design Engineer – Mechanical Systems (Onsite)

RTX

East Hartford, CT

Sep 25, 2026

Principal Mechanical Engineer - Test Equipment, Onsite (Tucson, AZ)

RTX

Tucson, AZ

Sep 22, 2026

Principal Propeller Hydromechanical Design Engineer (Onsite)

RTX

Windsor Locks, CT

Sep 10, 2026

Principal Mechanical Engineer ALE

RTX

Tucson, AZ

Sep 04, 2026

Principal Mechanical Engineer - Mechanism Design

RTX

Marlborough, MA

Aug 14, 2026

Principal Mechanical Engineer

RTX

Goleta, CA

Aug 14, 2026

Principal Mechanical Engineer, Design

RTX

Tucson, AZ

Aug 14, 2026

Principal Mechanical Engineer - Mechanism Design

RTX

Marlborough, MA

Aug 14, 2026

Principal RF Mechanical Engineer

RTX

Tucson, AZ

Aug 14, 2026

Senior Principal RF Mechanical Engineer

RTX

Tucson, AZ

Aug 14, 2026

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