Senior Test Systems Engineer

Date Posted: 2026-06-11 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: Active and existing security clearance required on day 1 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. As a Senior Test Systems Engineer, you are accountable to coordinate across all engineering teams to define, design, and document Test Environment capabilities and requirements. You must be a systems thinker, able to see the “big picture”, and have the in-depth knowledge of development, production, User Operations, and embedded test process and practices. As a Test Systems Engineer, you will define and influence how prime hardware will be tested at every level (from component to All-Up-Round) to ensure robustness and efficiency. You need excellent written and verbal communication skills and the ability to work autonomously yet collaboratively in a team environment. You will generate briefings and present material to team members, customers, and Raytheon Management. The Test Equipment Engineering (TEE) organization includes all the engineering disciplines responsible for systems design & testing of all Raytheon products. Our engineers are responsible for all elements of the development lifecycle for testing including test requirements, test system design, advanced engineering prototyping technology, flight operations, environmental testing, and environmental characterization. We are hands-on, designing with the latest technology and tools, and integrate state-of-the-art test solutions with the most advanced engineering systems in the world. This position is an onsite role located in Tucson, AZ. What You Will Do: You will apply your knowledge of the subsystem and collaborate with other Engineering disciplines to develop and implement the subsystem model using Model Based System Engineering tools and methods. Detail capabilities and derive requirements. Communicate test equipment needs and requirements to Test Equipment designers. Manage requirements and traceability. Leverage and apply reuse of Test Environment requirements and models to promote efficiency in test design and development. You will develop subsystem requirements, interfaces, behaviors, and architecture. You will interact with Technical SMEs as necessary to fully understand the subsystem including identifying and resolving issues and supporting related subsystem trades or analysis. Qualifications You Must Have: Typically requires a bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of five (5) years’ prior relevant engineering experience OR an advanced degree and 3 years of relevant engineering experience. Experience in Systems Engineering with an emphasis on test requirements development, test methodologies, test requirements documents, integration, verification, and/or validation for test. Experience with developing, decomposing, and managing system requirements across a product lifecycle such as design and transition to production. Knowledge of Model Based Engineering processes, techniques, and tools (Rhapsody and IBM Rational Model Manager and/or Cameo Systems Modeler with understanding of Systems Modeling Language (SysML). Experience with test related activities throughout the product lifecycle. 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. Qualifications We Prefer: Experience in developing Integrated Test and Evaluation Plans. Knowledge of Systems Engineering standard views such as Block Definition Diagrams, Context Diagrams, Use Case Diagrams, Sequence Diagrams, and Activity Diagrams. Knowledge of embedded test techniques, design for test, design margin analysis, and/or design for manufacturing. Experience with Agile processes and techniques. Experience with Dynamic Object-Oriented Requirements System (DOORS). Experience with developmental, environmental, qualification, production, manufacturing, and operations testing. Experience with Systems Integration, test execution, and test results documentation. Experience problem solving and debugging. Experience recognizing areas of improvement, or customer needs, and relaying them to senior staff as business development possibilities. Experience working with customers, end users, hardware design teams, and software design teams. What We Offer: Our 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. Learn 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 products. This position requires onsite work in Tucson, AZ: #TestEngineering 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 86,800 USD - 165,200 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 RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.