Job Description
The Plant Operator is responsible for the safe, efficient, and high-quality production of Hot Mix Asphalt (HMA) and Warm Mix Asphalt (WMA). This role involves operating a computerized plant control system to regulate the flow of raw materials into the mixing process. The Operator is expected to possess advanced troubleshooting skills, perform preventative and corrective maintenance on stationary equipment, and ensure all mixes meet strict Quality Control (QC) and Department of Transportation (DOT) specifications. This individual acts as a key steward of Martin Marietta's Guardian Angel safety culture, ensuring a zero-injury environment while maximizing production uptime. KEY DUTIES AND RESPONSIBILITIES Operate automated plant control systems to monitor and adjust the flow of materials, temperatures, and mixing times. Ensure the precise blending of aggregates and liquid asphalt cement according to specific mix designs provided by Quality Control. Oversee the loading of asphalt i...
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Submit ApplicationJob Details
- Location pleasanton, alameda county, ca
- Job Type Full-time
- Category Other-General
- Posted Date June 19, 2026
- Application Deadline July 29, 2026