Senior Test Software Engineer

Prattwhitney; McKinney (TX); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Healthcare

Wellness

Work/life benefits

Career development and recognition

Parental leave

Flexible work schedules

Achievement awards

Educational assistance

Child/adult backup care

Relocation assistance available

Job summary

RTX is seeking a Senior Test Software Engineer in McKinney, TX, onsite. You will develop and maintain software for test systems, integrating with production test equipment and instrumentation.

The role requires collaboration with cross-functional teams and delivering end-to-end test solutions. Ideal candidates have strong C/C++/C#, LabVIEW/TestStand skills, experience with ATE, and Windows/Linux environments, plus Wind River tools and FPGA knowledge.

Qualifications

• Requires STEM degree and 5+ years of experience or an advanced degree with 3+ years.
• Experience with C/C++/C#, LabVIEW and TestStand for test software.
• Experience building automated test stations and TPS GUIs.
• Ability to interface test software with test instrumentation.
• Knowledge of Git/Github and software configuration management.
• Experience with Windows and Linux OS, and Wind River vxWorks.
• FPGA development knowledge and related tools experience.
• Strong written communication and cross-functional collaboration.

Responsibilities

• Develop, integrate, test, and maintain software for on-site factory test systems.
• Create applications, libraries, and drivers per organization standards.
• Collaborate with multidiscipline engineering teams on test solutions.
• Develop and maintain ATE software for production environments.
• Troubleshoot software and hardware for test equipment development.
• Support full lifecycle: requirements through maintenance.
• Lead multiple tasks in a fast-paced production setting.

Skills

C/C++/C#

LabVIEW/TestStand

ATE testing

Git/Github

Agile development

Windows/Linux

JTAG/BSP

FPGA development

Cross-functional teamwork

Education

STEM degree

Tools

Wind River vxWorks

Wind River Workbench

Xilinx Vivado

Xilinx SDK

Job description

Date Posted: 2026-09-10 Country: United States of America Location: US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: 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 Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1 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. Raytheon brings 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. We deliver solutions that help our nation and allies defend freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

We have an exciting opportunity for a position of Senior Test Software Engineer located onsite in McKinney, TX. If you enjoy being in the middle of everything and love working with teams, this is the job for you! We are a team of innovators, creators and strategists drawing inspiration from each other every day. This position is 100% on site in McKinney, TX.

What You Will Do

• Focus on the development, integration, test, and maintenance of software as a part of on-site factory support of test systems to support product testing.
• Develop applications, libraries, and instrument drivers using the software style, development language, and integrated development environment specified by the organization.
• Contribute to multidiscipline engineering teams.
• Typical work involves the development of both engineering and production test equipment, environments, and systems.
• Contribute to the completion of all stages of test product development for Raytheon test products.
• Act, either as a part of their team or independently, to uncover and resolve issues associated with the development and implementation of test systems.
• Develop and maintain ATE (Automated Test Equipment) test software for a factory/production environment which exercises and analyzes hardware deliverable products.
• Support cradle to grave efforts including requirements, design, integration, validation, verification, and maintenance for all test software activities.
• Prioritize, handle, and lead multiple tasks in a production environment.
• Troubleshooting software and hardware for test equipment development.
• Communication with an engineering team, functional and program leadership.

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 or an advanced degree in a related field and minimum 3 years’ experience.
• Experience developing and integrating software applications using C, C++, C#, NI LabVIEW, NI TestStand, or other test software programming languages.
• Experience developing automated test stations/systems.
• Development and maintenance experience with ATE Graphical User Interface (GUI) and/or Test Program Set (TPS) test software.
• Ability to interface ATE test software with laboratory and production tests instrumentation such as but not limited to oscilloscopes, digital multi-meters, and/or direct current power supplies.
• Understanding of ATE test software requirements, design, implementation, integration, validation, and verification process events.
• Knowledge of software Configuration Management environments such as Git/Github.
• Experience with Agile environments for software development.
• Experience with cross-platform tool Software development supporting Windows and Linux OS.
• Experience with Wind River vxWorks, Linux embedded OS.
• Experience with file transfer protocol (FTP) and data transfer between Unit Under Test and test set computer for Software/Firmware loading as well as data captures.
• Knowledge of FPGA code development.
• Experience with Wind River Workbench, Wind River Tornado, Xilinx Vivado, and Xilinx SDK.
• Experience with JTAG interfaces and tools for Software, Firmware, and Board Support Package (BSP) programming.
• Strong technical writing skills and an ability to collaborate with a cross functional team of professionals.

What We Offer

A total rewards package that goes above and beyond with compensation; healthcare, wellness, and work/life benefits; career development and recognition programs.

• healthcare
• wellness
• work/life benefits
• career development and recognition programs
• parental (including paternal) leave
• flexible work schedules
• achievement awards
• educational assistance
• child/adult backup care

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, Innovation, and Safety.

Relocation assistance available.

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 McKinney, TX: North Texas: https://careers.rtx.com/global/en/raytheon-north-texas-location This position requires security clearance. 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 86,800 USD - 165,200 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.

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:

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 – 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.