
The Principal Subsystem Engineer role is an onsite position within Raytheon's Advanced Effector Guidance Systems Team in Tucson, Arizona, focusing on electrical systems engineering for missile guidance electronics. The engineer leads cross-functional teams through the full hardware lifecycle, including system architecture, requirements definition, integration, testing, and root-cause analysis. Key responsibilities involve managing suppliers, mentoring junior engineers, and presenting technical solutions to government customers. This position appeals to candidates seeking to solve meaningful national security challenges within a culture that values trust, innovation, and collaboration. The role offers opportunities for professional growth through mentorship and exposure to complex defense projects, with relocation assistance available for eligible candidates.


