Senior Test Software Engineer

Position Details Date Posted: 2026-06-09 Country: United States of America Location: US-TX-MCKINNEY-513WD 2501 W University Dr WING D BLDG Position Type: Onsite Citizenship & Security Clearance: U.S. citizenship is required. Ability to obtain and maintain a DoD Secret clearance is required. About RTX RTX, the world’s largest aerospace and defense company, unites 185,000 employees to solve complex problems across three market‑leading businesses. Job Overview Senior Test Software Engineer – responsible for developing, integrating, testing, and maintaining software within on‑site factory support of test systems. The role supports product testing, including both engineering and production test equipment, environments, and systems. Key Responsibilities Develop applications, libraries, and instrument drivers using the organization’s software style, development language, and IDE. Contribute to multidisciplinary engineering teams, supporting all stages of test product development. Actively uncover and resolve issues in test system development and implementation. Develop and maintain ATE (Automated Test Equipment) test software for factory/production environments. Support cradle‑to‑grave activities: requirements, design, integration, validation, verification, and maintenance of test software. Prioritize, handle, and lead multiple tasks in a production environment. Troubleshoot software and hardware for test equipment development. Communicate with engineering, functional, and program leadership. Qualifications – Must Have Degree in STEM (Science, Technology, Engineering, Mathematics) or advanced degree with minimum 3 years of relevant experience. Minimum 5 years of software development experience, or advanced degree with minimum 3 years. Experience developing and integrating software using C, C++, C#, NI LabVIEW, NI TestStand, or similar test software programming languages. Experience developing automated test stations/systems. Experience with ATE test software requirements, design, implementation, integration, validation, and verification. Preferred Qualifications Development and maintenance experience with ATE GUI/TPS test software. Knowledge of Git/GitHub configuration management. Experience in Agile software development environments. Cross‑platform development support for Windows and Linux OS. Experience with Wind River vxWorks, Linux embedded OS, and file transfer protocols for firmware loading and data capture. Knowledge of FPGA code development. Experience with Wind River Workbench, Tornado, Xilinx Vivado, Xilinx SDK, JTAG interfaces, and tools for software, firmware, and BSP programming. Strong technical writing skills and ability to collaborate with cross‑functional teams. What We Offer A comprehensive rewards package includes competitive salary, healthcare, wellness, and work/life benefits. Benefits include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance, and child/adult backup care. Relocation assistance is available. RTX values Trust, Respect, Accountability, Collaboration, Innovation, and Safety. Benefits Summary Medical, dental, vision, life insurance, short‑term and long‑term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, holidays, and annual incentive compensation. EEO Statement 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, veteran status, or any other protected class. RTX provides affirmative action 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. Application & Security Security clearance is required. DCSA Consolidated Adjudication Services (DCSA CAS) handles the clearance process. For more information on security clearances, visit Preferred candidates may attend in‑person interview steps at any RTX office location, regardless of role designation. Salary Range 86,800 USD – 165,200 USD (salary range estimate based on experience, location, and skills). Company Overview RTX is a global aerospace and defense company formed by the 2020 merger of Raytheon Company and the aerospace businesses of United Technologies Corporation. It offers advanced systems and services to commercial, military, and government customers worldwide. #J-18808-Ljbffr