Asphalt Plant Operator

Byrne & Jones Construction is the premier commercial site contractor. We have a reputation for excellence and deliver top-tier commercial asphalt, concrete, and site development services encompassing new construction and expert maintenance. Our commitment to quality, innovation, and customer satisfaction has positioned us as an industry leader for 48 years.

We are seeking an experienced Asphalt Plant Operator for our Bridgefield Asphalt Plant in St. Louis, MO. In this role, you will be responsible for the safe and efficient operation of the asphalt mixing plant by monitoring plant performance, producing asphalt mixes to specified standards, conducting routine maintenance, and ensuring compliance with safety and environmental regulations. This position plays a key role in supporting construction projects by delivering high-quality asphalt on time.

Key Responsibilities:

Plant Operations

• Operate and monitor asphalt plant equipment, including controls, conveyors, and loaders.


• Produce asphalt mixes according to job specifications and quality standards.


• Adjust settings and controls to maintain mix consistency and production efficiency.


• Load trucks safely and accurately with hot mix asphalt.

Maintenance & Equipment Care

• Perform routine inspections and preventative maintenance on plant machinery.


• Identify and report mechanical issues; assist with basic repairs when needed.


• Keep the plant, yard, and equipment clean, organized, and in safe working conditions.

Quality & Compliance

• Ensure asphalt production meets customer and project requirements.


• Follow environmental, safety, and company policies always.


• Record production data, material usage, and daily plant activities.

Qualifications & Skills:

• High school diploma or equivalent (technical training a plus).


• Experience operating or assisting in an asphalt or construction materials plant preferred.


• Knowledge of asphalt mix design, plant equipment, and construction materials.


• Ability to operate loaders, skid steers, and other heavy equipment.


• Strong attention to detail, teamwork, and communication skills.


• Willingness to work flexible hours, including nights and weekends during peak season.

We are an equal opportunity/affirmative action employer, committed to maintaining a drug-free workplace.