Sr. Systems Engineer, Responsible Systems Engineer (RSE)

This engineer will maintain system and subsystem requirements and act as the technical lead for verification and validation across testing activities. The position works closely with systems and hardware integrated product teams, chief engineering leadership, and other specialists to resolve technical issues and conduct formal verification reviews. It also involves becoming the program’s primary systems engineering resource while mentoring and onboarding less experienced staff. The role is part of RTX’s Systems Engineering and Test Center and is suited to an experienced engineer with defense, integration, requirements, or test experience who can collaborate across disciplines. The position is fully onsite in Tucson, Arizona, and requires U.S. citizenship and an active or interim-eligible Secret clearance.