Date Posted: 2025 11 22 Country: United States of America Location: AZ849: RMS AP Bldg 849 1151 East Hermans Road Building 849, 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 â 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. The Processing, Guidance and Controls (PG&C) Center within the Systems Engineering and Test Capabilities (SE&TC) Discipline consists of Guidance, Navigation and Control; Signal Processing; and Modeling, Simulation, and Analysis disciplines for Effectors. The Signal Processing team is seeking a Principal Systems Engineer Signal Processing. As the Principal Systems Engineer Signal Processing, you will collaborate in the design, development, prototyping, integration, testing, and performance assessment of radar frequency (RF) or electro optical / infrared (EO/IR) algorithms and models. Used across our products and new business initiatives, signal processing algorithms extract and exploit signals from both active and passive sensors to be used for calibration and de noising of raw sensor data; detecting, acquiring, tracking, and classifying objects of interest; and sensor fusion. This is an onsite position located in Tucson, AZ. What You Will Do You will act with advanced to expert knowledge of signal processing to support budget, schedule, development, execution, and completion of difficult and often complex missile systems program objectives. You will use and modify simulations for the design, development, prototyping, integration, testing, and performance assessment of signal processing algorithms and models. You will participate in engineering lab environments to test, verify, and validate sensor models and signal processing algorithm performance in accordance with requirements. You will focus on integration of algorithms into hardware and collaborate in all development phases from program start up to live fire testing, providing signal processing knowledge to resolve numerous and often undefined problems and issues in design reviews, peer reviews, and technical briefings to parties within and outside your own discipline. You will share your knowledge and mentor multiple team members. Qualifications You Must Have Typically requires a Bachelor's Degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience. Signal processing experience in RF or EO/IR domains. Proficiency in the C programming language. Experience with algorithm design, implementation, analysis, testing, and optimization. Ability to obtain an Interim Secret U.S. government issued Security Clearance is required prior to start date with the ability to obtain special program access after start Qualifications We Prefer Advanced Degree in Electrical Engineering, Computer Engineering, Physics, or Math. Experience with missile systems applications supporting customer programs. Experience with version control tools such as Azure DevOps and Git. Subject Matter Expertise in multiple RF or EO/IR algorithms such as adaptive processing, angle estimation, synthetic aperture radar, waveform design, edge detection, segmentation, image restoration, or feature extraction. Proficiency in using MATLAB or Python for analysis of data sets. Strong communication skills, capable of presenting analysis to technical and non technical audiences and advocating for best solutions and strategy. Experience with hardware/software integration. Experience managing or leading others in a technical and/or functional capacity within an engineering environment. Ability to interface with adjacent engineering disciplines such as Guidance, Navigation, and Control; Software Engineering; Systems Engineering; or Hardware Engineering. 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. Relocation Eligible relocation assistance is available for this position 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: https://careers.rtx.com/global/en/raytheon tucson, az location 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 101,000 USD 203,000 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 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 â 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.