SrMechanicalEngineer–ElectronicsPackaging

**Date Posted:** 2026-06-01 **Country:** United States of America **Location:** US-AZ-TUCSON-M10 ~ 3360 E Hemisphere Loop ~ BLDG M10 **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements: ** 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​ **Security Clearance Type:** DoD Clearance: Secret **Security Clearance Status:** Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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 Mechanical Engineering group in the Shipboard Effectors Department seeking an experienced Mechanical Engineer REA (Responsible Engineering Authority) to contribute to the mechanical technical team for a common Guidance Unit (Stack). This role is primarily responsible for maintaining mechanical Technical Data Package (TDP) configuration changes, driving producibility updates, supporting failure investigations, supporting alternate component and material evaluations and testing, providing support across the full spectrum of mechanical, environmental, structural, and thermal engineering disciplines. Additionally, the mechanical engineer will be part of a small team of mechanical engineers, ensuring successful support of both production and development efforts. This is an onsite role and located in Tucson, Az. **What You Will Do** * Serve as the mechanical engineer to support documentation, mechanical, environmental, structural, and thermal aspects of different