2026 Systems Engineer I - Onsite - Tucson, AZ

**Date Posted:** **Country:** United States of America **Location:** AZ848: RMS AP Bldg 848 1151 East Hermans Road Building 848, Tucson, AZ, 85756 USA **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:** DoD Clearance: Secret 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. **Job Summary:** As a System Design Engineer within the Effectors: System Design Department, you will interface with the customer to develop CONOPS, system architecture, system requirements and manage qualification, verification and validation. You will also perform functional / physical analysis, allocation, and trade studies. You will support engineering testing, integration and flight-testing, production, system deployment, and post deployment support across the product lifecycle. Through Digital Transformation (DTx) you will perform these functions using a variety of methods and enabling technologies, including Model-Based Systems Engineering (MBSE) and Agile product development. This position is an onsite role in Tucson, AZ. **What You Will Do:** + Requirements decomposition and lower tier requirements derivation for the system. Requirements development and maturation to include subsystem and component level. (through this you learn and communicate how the system is really going to function + Develop system architectures that meet the system performance and interface requirements + Perform trade studies on the best solutions to develop the system. (you determine the most efficient design that has the lowest cost) + Establish verification and validation techniques for requirements at all indentureships of complex systems to include application of simulation, testing, analysis, and demonstration. **Qualifications You Must Have:** + Bachelor's degree in science, Technology, Engineering, or Mathematics (STEM) + Matlab and/or C++ experience + This position requires 12 months or less of relevant professional work experience (excluding internships). + The ability to obtain and maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance **Qualifications We Prefer:** + Specific majors: Systems Engineering, Mechanical Engineering, Electrical Engineering + A cumulative GPA of 3.00 + Experience or coursework in System Design + Modeling and Simulation experience + Ability to analyze issues and define solutions + Strong communication skills including effective written, verbal, and listening skills + Self-starter with the ability to independently pursue information and solve problems + Proven strong analytical skills and problem solving abilities + Basic Engineering skills and interest in how systems are developed and function + Ability to multi-task in a fast-paced work environment + Ability to problem solve and seek out additional resources **What We Offer:** + Our 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 eligible **Learn More & Apply Now!** 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. Please upload a copy of your most recent transcripts with your resume when applying to this requisition. Include your cumulative GPA and projected graduation date on your resume. This position requires a security clearance. **DCSA Consolidated Adjudication Services (DCSA CAS)** , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: We Are RTX **_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 55,000 USD - 107,000 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 Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.