Job Summary The AD&D Engineer Principal - Mechanical Systems and Powerplants is a visionary and hands-on engineer responsible for driving the early-stage development of new and innovative aircraft, systems, or powerplant development projects within the Cirrus Advanced Design and Development (AD&D) department. This position will focus on the initial phases of aircraft development-ideation, hypothesis generation, stakeholder engagement, technology maturation, and conceptual design. Duties and Re