Principal Infrastructure / Networking Engineer

Date Posted: 2026-09-02 Country: United States of America Location: US-UT-WEST VALLEY CITY-338 ~ 1127 & 1128 w 2400 S ~ BLDG 338 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: TS/SCI - Current Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company managed by Collins Aerospace At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. Applied Signal Technology (AST) is looking for a Principal Infrastructure/Network 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 What You Will Do Guide and oversee the design, develop, test and delivery of advanced high-capacity systems that process modern communications.  Work with other experienced members in R&D on system development and deployments supporting multiple programs. Generate briefings and present material to team members, customers, and AST Management as necessary. Work autonomously yet collaboratively in a team environment. 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 unless prohibited by local laws/regulations. Experience with developing in python or similar scripting languages System Administration experience; Linux, especially Red Hat based distributions Experience with enterprise grade networking equipment, such as Cisco, Arista, or Juniper Experience with virtualization technology (KVM, VMWare, Hyper-V) Experience and/or knowledge of network protocols, such as TCP/IP and UDP Experience with configuration management systems (puppet, ansible, salt) Experience designing and setting up networks and data centers Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance is required prior to start with the ability to obtain a polygraph after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer​ Experience with User Interface development Experience with enterprise grade storage equipment Experience with object-oriented programming languages. Experience with or basic understanding of telecommunications systems concepts and/or signal processing Experience with Docker, Kubernetes, or other containerized systems. Experience with automated system deployments Existing TS/SCI with polygraph 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  ​  Eligible for relocation  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 cus