Maintenance Worker - St. Charles

State-of-Missour; Saint Charles (MO); On-site; USD 34,000 - 42,000; Full time

Job summary

MoDOT in St. Charles is seeking a Maintenance Worker for the St. Charles Maintenance Facility. This entry-position offers a path to higher levels based on performance and learning.

You will perform routine duties to maintain state roadways and facilities under supervision, with opportunities for career advancement. The role involves driving, operating maintenance equipment, and performing repairs to roads and structures. Requires a high school diploma, valid license, and CDL exam prerequisites.

Qualifications

• High School Diploma or GED/HiSET is required.
• Valid Driver's License required.
• Passing score on the CDL written test is required before hire date; tanker endorsement and interstate status are needed within 60 days after hire.

Responsibilities

• Maintains state highway systems, including filling joints/cracks, patching potholes, traffic control, signs, cones, and debris removal.
• Maintains and repairs highway facilities: signs, guardrails, curbs, gutters, buildings, and equipment.
• Operates vehicles and equipment to transport people/equipment, plow snow, spread ice control materials, and perform mowing and machinery operation.
• May repair bridges/decks and drains; may install/repair signs and perform concrete footings and welding of sign posts.
• May work overtime, nights, and respond to emergencies; exposure to outdoor hazards and hazardous materials.

Skills

Driver's license

CDL exam requirement

Education

High School Diploma or GED/HiSET

Job description

Posting closes 10/02/2026

Note for internal applicants: Successful candidates already at rates above the posted salary will be evaluated on an individual basis to determine final salary outcome.

Job Location: St. Charles Maintenance Facility - 2360 Old Highway 94 South, St. Charles, MO 63303

Why you’ll love this position:

The maintenance worker performs routine, entry-level duties related to the maintenance of the state's roadways and facilities. 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 ourCAREER-LADDERpositions 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.

What you’ll do:

• Maintains state highway systems, including filling roadway joints and cracks and patching potholes; flagging and directing traffic; setting up signs, cones, arrow boards, and other traffic control devices; loading, unloading, spreading, and hauling materials and supplies; cutting and clearing brush; removing trash and debris from roadsides; cleaning and clearing ditches.
• Maintains, cleans, and repairs state highway facilities, including repairing and replacing road signs and guardrails; cleaning curbs and gutters; painting buildings and equipment; and servicing equipment and machinery.
• Operates vehicles to transport employees, equipment, machinery and/or materials, or to warn oncoming traffic, plow snow and spread ice control materials; mows right of way using tractor mower and hand tools; operates auger, trencher, backhoe, forklift, and various trucks (e.g., dump, aerial boom, bucket, and platform).
• May repair bridge decks (full and partial) and drains, and clean bridge bents/caps at heights on ladders or utilizing scaffolding.
• May install signs, including structural and large signs at overhead positions, inspect truss signs, pour concrete sign footings, weld and cut steel sign posts, and repair and maintain break away and/or overlay signs.

All you need for success:

Minimum Qualifications

• High School Diploma or GED/HiSET
• Valid Driver's License
• A passing grade on the written portion of the commercial driver's license (CDL) exam is required prior to hire date. Must pass the driving portion of the CDL exam with tanker endorsement, no air brake restrictions (Class B), and interstate status (either Excepted Interstate [EI] or Non-Excepted Interstate [NI]) within 60 days after being hired into this position.
• Successful completion of a work simulation examination and a medical-physical examination.

Special Working Conditions:

• Job requires significant physical stamina and endurance, including the ability to move materials by hand, operate hand tools, and perform stationary flagging.
• Job requires outdoor work that involves exposure to physical hazards, health and safety risks, and/or adverse or otherwise undesirable characteristics in the environment, including risk of physical injury from carrying out duties in heavy traffic areas, on or near heavy equipment or machinery, and with hazardous chemicals or materials.
• Job may require overtime and nighttime work, and requires the ability to respond to emergency situations within a reasonable time period.
• Job may require operation of vehicles to plow snow and spread ice control materials.

Preferred Qualifications:

• None

More reasons to love this position:

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. Visit our CAREERS page to explore all we have to offer. To help demonstrate the value of working for MoDOT, we have created an interactive Total Compensation Calculator. This tool provides a comprehensive view of benefits and more that are offered to prospective employees. The Total Compensation Calculator and other applicant resources can be found HERE.

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. MoDOT operates on shared values and your success in our organization depends upon modeling these values. CLICK HERE to view our mission, values, and tangible results. If you embrace these values, we welcome your application.

If you have questions about this position please contact: [e-mail]