Onsite Principal Systems Integration & Test Engineer

RTX is seeking a Principal Systems and Integration Engineer to design, develop, test and integrate complex systems across disciplines for our warfighters. The role emphasizes Systems Engineering, MBSE, and model-based verification within the System V lifecycle, with close collaboration across engineering teams and customers. The position is onsite in Tucson, AZ with no remote option. A Top Secret clearance is required on day one, and you will interact with chief engineers and customers to shape