Mechanical Engineer II (Onsite)

Job ID: 01871114Posted: Posted TodayStart Date: 2026-09-16Location: US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802Country: United States of AmericaTime Type: Full timeDate Posted:2026-09-16 Country:United States of America Location:US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802 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 dateAre you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.The Energetics and Propulsion Department is an engineering organization in the Hardware Engineering Directorate. This Department is responsible for the full spectrum of warhead, fuzing, and propulsion designs/technology, including power systems, ignition, and all other weapon initiation safety systems technology. The department is seeking to hire a Mechanical Engineer II - Energetics Propulsion. This position is an onsite role located in Tucson, Arizona.What You Will DoApply or develop highly advanced technologies, scientific principles, theories and concepts to the systems integration of propulsion, thrusters, controllers, software, mechanical and electrical interfaces for integration into missile systems and space vehicles.Involvement with both development and production programs across Raytheon Product LinesReview manufacturing processes and problem resolution as well as working directly with subcontractors on the design and manufacturing of solid rocket motor propulsion systemsWork in a collaborative environment with program management in long-range program planning concerning new or projected areas of technological research and advancements and be a key spokesperson on program’s technical capabilities and future directionsManage propulsion system development projects and propulsion subcontracts; review and disposition subcontract data and change requests; and oversee supplier operationsDevelop and deliver technical presentations to management and government agenciesFrequently interface with the Customer to identify user needsQualifications You Must HaveMaster’s degree in Mechanical Engineering or related (STEM) major obtained by start date.Experience in the development of solid propulsion systems from conceptual design through final test / assembly etc.Experience may be obtained through on-the-job experience, research, coursework, or projectsQualifications We PreferSystems knowledge to assure full development of propulsion requirements and dissemination and flow down to subcomponent levelsProject engineering skills and experience using Earned Value Management SystemDemonstrated success as a proposal/cost account manager as well as project/team leaderWillingness to travel, including internationally, to provide supplier supportSupplier collaboration experience and oversight generating specifications and statements of work (SOW)What We OfferOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.Relocation EligibilityLearn More & Apply Now!Please consider the following role type definition as you apply for this role.Onsite: 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 productsAs 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 68,900 USD - 131,100 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