2026 ADGE Sr Principal Mech Engineer - On Site

Job ID: 01836695Posted: Posted 30 Days AgoStart Date: 2026-07-01Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDGCountry: United States of AmericaTime Type: Full timeDate Posted:2026-07-01 Country:United States of America Location:US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements:The ability to obtain and maintain a U.S. government issued security clearance is required.​ 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: Active and existing security clearance required after day 1At 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. Department Overview:The Air Defense Ground Equipment Mechanical Design Department is responsible for the mechanical design, development, and integration of critical defense platform systems.This includes radar and communications shelters, electronic subsystems, launchers, hardware integration, and system interconnects.Role is an On-Site role in Tewksbury, MA/Andover, MAWhat You Will Do Lead execution of major programs and mid- to large-scale cross-functional engineering teams across all development phasesServe as SME and technical liaison to programs/IPTs, ensuring stakeholder alignmentOversee technical performance of design teams and provide lifecycle engineering guidanceLead proposal efforts, EAC activities, and manage schedule, cost, and technical commitmentsDrive TDP development, peer reviews, and hardware engineering process improvementsPerform complex mechanical design, development, and documentation for defense systemsSupport product integration with domestic/international factories and suppliersCollaborate with multidisciplinary teams, Chief Engineers, and suppliers to deliver robust, production-ready solutionsQualifications You Must Have 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 environmentsProven engineering team leadership with accountability for cost, schedule, and technical performance; project budgeting and scheduling experiencePrior Experience collaborating within Integrated Product Teams (IPTs) and cross-functional organizations, including customer engagementExperience with hands-on mechanical design, from trade studies and concept development through production transition and supplier supportExperience conducting RCCA, driving cost reduction initiatives, and producing technical documentation/white papersBroad expertise in mechanical design, materials, manufacturing processes, CAD, and PDM systemsThe ability to travel domestically and internationallyQualifications We Prefer Advanced degree in Mechanical Engineering or related hardware systems fieldElectronic packaging design experience (subsystems, modules, CCAs, PWBs, interconnects for RF/digital/power)Design, fabrication, and integration of electronic assemblies, shelters, racks, and PDUsKnowledge of military/commercial specifications and ASME Y14.5 GD&TExperience with ECAD processes, interconnects, cables/harnesses, and material selection/finishesProficiency in Creo CAD, Windchill PDM (or similar), and configuration/change managementSkilled in Microsoft Office with strong communication and technical writing abilitiesSelf-driven team player able to manage multiple priorities and travel as neededWhat We OfferOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.Relocation EligibilityLearn More & Apply Now!Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Role is an On-Site role in Tewksbury or Andover, MAPlease ensure the role type defined below is appropriate for your needs before applying to this role.As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms:Click on this link to read the Policy and Terms