Traffic Signal and Lighting Technician Series - St. Louis District

Position Summary

Traffic Signal and Lighting Technician – Barrett Station
Position closes 06/24/2026

Location:

2309 Barrett Station Road, Ballwin, MO 63021

The traffic signal and lighting technician performs duties related to the installation, maintenance, and repair of traffic signals, roadway lighting, communications equipment, and other electronic devices. Responsibilities are performed under direct supervision.

MoDOT will bring candidates onto the team as entry-level, intermediate, or senior level, based on your skills and experience. This opening is for one of our CAREER‑LADDER positions which offers the opportunity for career advancement without having to participate in the competitive selection interview process. As you continue to learn, acquire new skills, and gain experience, you can be promoted to a higher-level position.

• Assist on emergency calls, such as malfunctioning equipment and traffic crashes involving equipment for signals, lighting, ITS, aviation and navigational lighting, and communication systems, and take appropriate action.
• Assist in the investigation of customer service reports with regard to signal and lighting operations and other electronic/electrical traffic control devices and report findings.
• Respond to routine utility location requests from Missouri One Call.
• Assist in the installation, repair, and maintenance of traffic signal equipment, radio communication equipment, ITS, roadway, aviation and navigational lighting, and other electronic/electrical traffic control devices.
• Assist in the interpretation of signal circuit plans and schematics for troubleshooting problems with electronic/electrical components.

• High School Diploma or GED/HiSET and completion of a formal post‑secondary technical training program in electrical, electronics, or networking (at least 30 credit hours or one school year), or completion of both phases of the department’s traffic signal and lighting apprenticeship program.
• One year of signal and lighting field experience.
• A passing grade on the written portion of the commercial driver's license (CDL) exam. Must pass the driving portion of the CDL exam with tanker endorsement, no air brake restrictions (Class
  
  B), and interstate status (either Excepted Interstate or Non‑Excepted Interstate) within 60 days after being hired into this position.
• Successful completion of a work simulation examination and a medical‑physical examination.

• Job requires heavy physical exertion and effort, including the ability to move materials by hand, operate hand tools, and perform stationary flagging.
• Job requires exposure to physical hazards, health and safety risks, and/or adverse or otherwise undesirable characteristics in the environment.
• Job requires exposure to working at heights requiring the use of fall protection and aerial boom equipment.
• Job may require operation of vehicles to plow snow and spread ice control materials.

• None

MoDOT offers an excellent benefits package that includes a defined pension plan, generous amounts of leave and holiday time, and eligibility for health insurance coverage. The Total Compensation Calculator and other applicant resources can be found on the MoDOT careers page.

At MoDOT you will play a key role in maintaining the seventh largest highway system in the United States. We value team players who are open‑minded and work well with others to accomplish goals and fulfill our mission of safety, service, and stability. We see the growth of our team members as an investment, both in MoDOT's future and yours. If you’re looking for diverse opportunities, challenging work, and a flexible environment, we want to talk to you about joining our winning team.

If you have questions about this position, please contact kristina.hodges.gov