2026 ADGE Sr Principal Mech Engineer (Remote)-Clearance Required

RTX•Clovis, CA

1d•Remote

About The Position

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. The Air Defense Ground Equipment (ADGE) Department leads mechanical design, development, and integration of platform systems. This includes shelter systems, hardware integration, cable & interconnections, as well as facility development, and site integration. The department is comprised of individuals with technical expertise and experience in hardware design, integration, and production support. Position Role Type: Remote What You Will Do

Requirements

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience or An Advanced Degree in a related field and minimum 7 years experience.
Mechanical equipment design and development experience, preferably in defense/military environments
Hands-on mechanical design experience from trade studies and concept development through production transition and supplier support
Experience conducting RCCA, driving cost reduction initiatives, and producing technical documentation/white papers
Broad expertise in mechanical design, materials, manufacturing processes, CAD, and PDM systems
Willingness and ability to travel domestically and internationally
Active and transferable U.S. government issued security clearance is required prior to start date.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
DoD Clearance: Secret
Active and existing security clearance required on day 1

Nice To Haves

Proven engineering team leadership with accountability for cost, schedule, and technical performance; project budgeting and scheduling experience
Effective collaboration within Integrated Product Teams (IPTs) and cross-functional organizations, including customer engagement
Electronic packaging design experience (subsystems, modules, CCAs, PWBs, interconnects for RF/digital/power)
Design, fabrication, and integration of electronic assemblies, shelters, racks, and PDUs
Knowledge of military/commercial specifications and ASME Y14.5 GD&T
Experience with ECAD processes, interconnects, cables/harnesses, and material selection/finishes
Proficiency in Creo CAD, Windchill PDM (or similar), and configuration/change management
Skilled in Microsoft Office with strong communication and technical writing abilities
Self-driven team player able to manage multiple priorities and travel as needed

Responsibilities

Lead execution of major programs and mid- to large-scale cross-functional engineering teams across all development phases
Serve as SME and technical liaison to programs/IPTs, ensuring stakeholder alignment
Oversee technical performance of design teams and provide lifecycle engineering guidance
Lead proposal efforts, EAC activities, and manage schedule, cost, and technical commitments
Drive TDP development, peer reviews, and hardware engineering process improvements
Perform complex mechanical design, development, and documentation for defense systems
Support product integration with domestic/international factories and suppliers
Collaborate with multidisciplinary teams, Chief Engineers, and suppliers to deliver robust, production-ready solutions