> Markdown version of [/jobs/ext/1898105-sr-systems-engineer-responsible-systems-engineer-rse](https://www.wearedevelopers.com/jobs/ext/1898105-sr-systems-engineer-responsible-systems-engineer-rse). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Systems Engineer - Responsible Systems Engineer (RSE) - **Company:** RTX - **Location:** Tucson, AZ, United States - **Experience:** Expert - **Salary:** $86,800.0 - $165,200.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Systems Engineering, Firmware, Software Engineering, Software Requirements Analysis, Verification and Validation (Software), Systems Integration, Information Technology, Hardware Infrastructure - **Published:** August 2, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-AZ-TUCSON-805--1151-E-Hermans-Rd--BLDG-805/Sr-Systems-Engineer---Responsible-Systems-Engineer--RSE-_01862792 ## About the Role 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, * Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of five (5) years of prior relevant experience * Experience with at least one of the following: systems software, systems firmware, systems hardware, systems requirements, systems integration, and/or systems test. * Experience in test planning, verification of system requirements and/or system qualification * Active and transferable Top Secret Security Clearance is required prior to start date. Qualifications We Prefer * Advanced degree in Engineering, Computer Science, Math or Physics * Experience in the Defense Industry and specifically with military systems; tactics, techniques, and procedures, as well as Department of Defense customer infrastructure experience. * Experience using Agile framework development methods / processes * Customer focus and collaboration skills * Experience with performance analysis * Experience with DOORS, Cameo and/or cPDM * Understanding of the Systems Engineering Product Development Cycle * Experience with Earned Value Management System (EVMS) or Cost Account Management (CAM) Certification, * 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 products. https://careers.rtx.com/global/en/raytheon-tucson,-az-location ## Description As a Senior Systems Engineer - Responsible Systems Engineer you will lead the effort to update and maintain all system and subsystem level requirements specifications and be the Systems technical lead ensuring all requirements are being assessed during Verification and Qualification testing. You will engage with the Systems and Hardware teams and Chief Engineer on a variety of program technical tasks., * Lead effort to update and maintain all system and subsystem level requirements specifications * SE technical lead for verification and validation efforts, ensuring all requirements are being assessed during Verification and Qualification Testing * SE technical lead, working closely with the Systems and Hardware IPTLs and Chief Engineer on a variety of program technical tasks. * Lead Systems Verification Reviews with the Chief Engineer, Lead Systems Engineer, and Integrated Product Team Leadership. * Become the knowledgeable and 'go-to' Systems Engineer for the program. * Help to onboard new team members, mentor, and guide them using core Systems Engineering skills. ## Related Videos - [Robots are coming into the wild! 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