**Date Posted:** 2025-07-10 **Country:** United States of America **Location:** UT207: 1127 West 2320 South , West Valley City, UT, 84119 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:** TS/SCI with Polygraph Raytheon Company Managed by Collins Aerospace **This role is primarily On-Site, with flexibility at hiring manager discretion.** Applied Signal Technology (AST) is looking for a **Principal** **S** **ystems Engineering, Integration and Test (SEIT) Engineer** to join our top-tier Engineering team and play a key role in driving our mission forward. You’ll be at the forefront of elevating products and revolutionizing the design, development, testing, and delivery of modern communication systems. AST is known for providing strategic and tactical SIGINT solutions that safeguard the interests of the U.S. and its allies. Our work spans high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications, constantly challenging our exceptional engineers to solve complex problems and make the world safer. We foster a passionate, collaborative work environment that encourages engineers to enhance and broaden their skills, experiment with innovative ideas, and work closely with the nation's top service members—all while upholding values of integrity, innovation, and work-life balance. This is an **ONSITE** position based out of our **Salt Lake City, UT** location. To learn more about Applied Signal Technology, please click the following link - Applied Signal Technology: WHO WE ARE (https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/communications/applied-signal-technology) **What You Will Do** + Collaborate with cross-functional teams to gather, analyze, and define system requirements + Plan, coordinate, and execute system integration and testing activities + Develop and maintain system architecture and design documentation + Work autonomously yet collaboratively in a team environment + Travel up to 25% **Qualifications You Must Have** + Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience. + Typically requires minimum of 8 years of practical experience in Systems Engineering including experience with design, development and testing of custom hardware and software systems of high complexityExperience creating detailed test plans, procedures, and reports to ensure system functionality and performance meet specificationsExperience troubleshooting and resolving issues identified during integration and testing phasesExperience working with customers, end users, hardware design teams, and software design teams + Active and transferable **TS/SCI U.S. government issued security clearance** is required prior to start date with the ability to obtain **polygraph** prior to start. + U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. **Qualifications We Prefer​** + Experience with or basic understanding of telecommunications systems concepts and/or signal processingExperience with automated system deploymentsExperience with enterprise grade storage equipmentExperience with Docker, Kubernetes, or other containerized systemsExperience with User Interface developmentExperience with object-oriented programming languages + Desired Education: Master of Science (MS) Degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, Mathematics, Physics, or a STEM related field. **What We Offer:** + Medical, dental, and vision insurance + Three weeks of vacation for newly hired employees + Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option + Tuition reimbursement program + Student Loan Repayment Program + Life insurance and disability coverage + Optional coverages- you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection + Birth, adoption, parental leave benefits + Ovia Health, fertility, and family planning + Adoption Assistance          + Autism Benefit + Employee Assistance Plan, including up to 10 free counseling sessions + Healthy You Incentives, wellness rewards program + Doctor on Demand, virtual doctor visits + Bright Horizons, child and elder care services + Teladoc Medical Experts, second opinion program + And more!  **Learn More & Apply Now!** Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond. At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customers succeed today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. **Role Type:** *Please ensure the role type (defined below) is appropriate for your needs before applying to 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. \#AST 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 (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) 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.