Progress Rail's Signaling division is seeking a Test Engineering Intern to join our Independence, MO team for the summer of 2026. You'll help design, execute, and automate tests for railway signaling hardware and firmware — systems that keep trains running safely across the country. This role bridges hardware and software, giving you hands-on experience with test equipment, automation scripting, and validation processes used in safety-critical product development.

Progress Rail stands at the intersection of legacy and innovation—driving the future of rail with a pioneering spirit. Since its founding in 1983, the company has grown to become one of the world’s largest and most trusted providers of railroad products, services, and technologies. Today, Progress Rail delivers a comprehensive portfolio of cost-effective solutions to railway customers around the globe. From the rails themselves to the EMD® locomotives that ride them, the company’s products are in operation across more than 100 countries—powering progress and connecting communities. In 2006, Progress Rail joined Caterpillar Inc., further strengthening its ability to lead the rail industry with cutting-edge technology, unmatched expertise, and a commitment to excellence. At Progress Rail, the team is not just building the future of rail—they are making history every day.

Currently pursuing a BS in Electrical Engineering, Computer Engineering, Computer Science, or related field (rising Junior or Senior preferred)

Internship, Test Engineer

Independence

• Develop and execute test procedures for embedded hardware and firmware systems;
• Write automated test scripts in Python to streamline repetitive validation tasks;
• Set up and operate test equipment including oscilloscopes, multimeters, power supplies, and data acquisition systems;
• Assist with hardware-in-the-loop (HIL) and system integration testing;
• Analyze test data, identify anomalies, and document findings in clear test reports;
• Help maintain and improve the team's automated test infrastructure;
• Collaborate with firmware and electrical engineers to understand requirements and resolve defects;
• Support environmental and compliance testing activities (temperature, vibration, EMC).

• Coursework or project experience in programming (Python, C, or similar);
• Basic understanding of electronics (voltage, current, digital/analog signals);
• Ability to follow and document detailed test procedures;
• Strong analytical mindset and attention to detail;
• Experience with Python scripting for test automation or data analysis;
• Hands-on use of lab equipment (oscilloscopes, multimeters, function generators);
• Exposure to test frameworks (pytest, unittest, or similar);
• Familiarity with serial communication protocols (UART, SPI, I2C, CAN);
• Experience with LabVIEW or National Instruments hardware;
• Interest in quality assurance, reliability, or safety-critical systems;
• Familiarity with Git version control.


Technical Skills
• Test Tools - Oscilloscopes, multimeters, power supplies, logic analyzers, DAQ systems;
• Automation - Python scripting, pytest, CI/CD concepts ;
• Protocols - UART, SPI, I2C, CAN, RS-485, Modbus ;
• Software - Git, VS Code, Excel/data analysis tools;
• Standards Exposure | IEC 61508, EN 50128 (will learn on the job).

Why Intern with us?
• Hands-On from Day One: You'll be in the lab with real hardware, not just reading documentation;
• Cross-Discipline Exposure: Work at the intersection of firmware, hardware, and systems engineering;
• Safety-Critical Mindset: Learn rigorous testing practices used in railway, aerospace, and defense industries;
• Mentorship: The test engineering team are committed to helping you develop practical skills you can't get in a classroom.

Progress Rail is an Equal Opportunity Employer, including Veterans and Individuals with Disabilities.

Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance, and experience. Please note that salary is only one component of total compensation at Progress Rail.**

• Competitive Salary
• 401(k) plan with up to 6% company match (no waiting period with immediate vesting)
• Medical/Dental/Vision/Life/Disability Insurance
• Supplemental Accident, Critical Care, and Hospital Insurance available along with an HDHP and HSA with seed money
• Flexible Spending Accounts
• Paid Vacation
• Paid Holidays
• Paid Time-Off (PTO)
• Employee Assistance Plan
• Education Assistance Program
• Employee Recognition Programs
• Site specific Production and Incentive Plans
• Site specific Step and Skill Level Wage Adjustment Plans
• Site Specific Relocation and Sign-on Bonus Programs

*Benefits eligibility varies by job position, full-time/part-time and regular/temporary status. The provisions of the plan documents control such benefits.

**Subject to position, eligibility, and plan guidelines.

Administrative / Support / Communications

Missouri