Senior Systems Engineer - Software

Salary: $86,800 - 165,200 per year Requirements: We require a bachelors degree in Science, Technology, Engineering, or Mathematics, preferably with a STEM focus, plus at least 5 years of engineering experience. We require experience in Systems Engineering. We require experience in Model-Based Systems Engineering, requirements development, requirements management, requirements verification, or integration and test for software products. We prefer a masters or PhD in Engineering, Mathematics, or Physics. We prefer experience with Agile development methods and processes. We prefer experience with Agile, Model-Based Systems Engineering, and/or Digital Engineering. We prefer experience delivering analytical and technical presentations. We prefer experience assessing and reducing technical risk. We prefer a self-starting approach with the ability to work with limited direction. We prefer strong customer focus and collaboration skills. We prefer experience with performance analysis. We prefer experience with DOORS and/or cPDM. We prefer experience with Azure DevOps methods and tools. We prefer proficiency with Matlab, C, C#, C++, or Python. We prefer the ability to perform trade studies to improve system performance. We prefer understanding of the Systems Engineering product development cycle. We prefer familiarity with system safety, reliability, and configuration management. We prefer experience working in an integration lab, test facility, or field environment supporting integration and/or verification. We prefer experience evaluating systems in simulated environments. We prefer experience producing technical documentation such as trade studies, test plans, procedures, or technical reports. We prefer experience integrating test equipment, telemetry data analysis tools, and missile systems host platforms. We require active and transferable U.S. government security clearance before the start date. We require U.S. citizenship and eligibility to obtain an interim U.S. government security clearance. Responsibilities: We update and maintain system- and subsystem-level requirements specifications for embedded software, configurable logic, and/or test systems software. We model the system and its development and production processes using Cameo. We conduct trade studies and share findings with customers. We provide technical systems engineering support for verification and validation activities, ensuring requirements are properly assessed. We work closely with Systems, Software, Configurable Logic, and Test teams on a range of technical tasks. We participate in technical discussions with customers. We serve as a go-to systems engineering resource for software-centric program capabilities. We help onboard, mentor, and guide new team members using core systems engineering practices. Technologies: Azure C# DevOps Embedded Support Matlab Python Security Cloud Flow More: We are RTX, and through Raytheons Systems Engineering and Test Capabilities organization we are hiring a Senior Systems Engineer for our Tucson, Arizona campus. This is a 100% onsite role with occasional travel, and relocation assistance may be available. We build on more than 100 years of engineering expertise to help our nation and allies defend freedoms and deter aggression, solving complex problems that support a safer and more secure world. We offer a competitive salary range of 86,800 USD to 165,200 USD, and eligible hires may receive a comprehensive benefits package that can include medical, dental, vision, life insurance, disability coverage, 401(k) match, flexible spending accounts, flexible schedules, employee assistance, employee scholar support, parental leave, paid time off, holidays, and potential incentive compensation. We value Safety, Trust, Respect, Accountability, Collaboration, and Innovation, and we are committed to an inclusive, secure hiring process as an equal opportunity employer. last updated 43 week of 2026