Senior Software Engineer

Senior Software Engineer Applied Signal Technology (AST) is seeking a Senior Software Engineer who strives for excellence and has a passion to be part of a team that strengthens our nation and improves the security of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST’s work in high‑capacity broadband communications, signal processing and analysis, Tactical SIGINT, and wireless communications continually challenges our engineers to resolve problems and make the world a safer place. Location US-UT-WEST VALLEY CITY-338 ~ 1127 & 1128 w 2400 S ~ BLDG 338, Ast-Salt Lake City Date Posted 2026-04-24 Country United States of America Position Role Type Onsite Security Clearance 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. TS/SCI with Polygraph. Active and existing security clearance required after day 1. What You Will Do Participate in the requirements, design, development and testing of software to include development of new work products or enhancement of existing applications and systems. Design, code, test, integrate, and document software solutions. Participate in internal review of software components and systems. Collaborate with project managers and other professionals within Engineering. Follow established development practices and processes to maintain configuration management of software products. Travel up to 25% of the time. Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience. Ability to obtain a U.S. government issued Top Secret SCI (TS/SCI) security clearance with Poly. U.S. citizenship is required. Experience developing in modern programming languages (e.g. C++) in a Linux environment. Good working knowledge of data structures and how to efficiently use them to solve problems. Experience with one or more scripting languages (e.g. Python). Experience working with containerized software and associated tools (e.g. Kubernetes, Helm, Podman). Qualifications We Prefer Experience with Python, Linux scripting, and bash. Experience with Object Oriented Design and Development. Experience with Multithreading. Experience working both in a team environment and individually. Experience with Qt. Experience with User Interface development. Experience with Angular web GUI development. Embedded SW Design Experience. Experience in integrating software with hardware. Experience with Configuration Management tools (e.g. git). Experience maintaining and using build processes (makefiles, CMake). Experience with network protocols such as TCP/IP. Experience with telecommunications systems concepts and/ or signal processing. Experience with Network Protocols. Experience with basic understanding of International Telecommunication Union (ITU) Standards. Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance with Poly. What We Offer Medical, dental, and vision insurance. Three weeks of vacation for newly hired employees. Generous 401(k) plan with 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: pet insurance, home, auto, additional life, 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 with 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. 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. #J-18808-Ljbffr