Surface Plant Operator - Day Shift

Martin Marietta
📍 Randolph, Missouri, United States 💼 Full-time 🕒 Posted June 07, 2026

Job Description

Description

JOB SUMMARYMartin Marietta is currently looking for a Plant Operator for surface operations at the underground mine in Randolph, Missouri. This position is responsible for assisting with plant clean-up and providing support for surface crushing operations. This position will also serve as a back-up to the Plant Operator I by controlling plant equipment and operations in a full-automated/computer-operated rock crushing plant.Location:Martin Marietta’s Missouri market is anchored by the Randolph Mine, a major underground limestone operation located in Randolph, Missouri. The facility supplies crushed stone and other aggregate products to contractors, municipalities, and producers across the Kansas City metropolitan area. Strategically positioned with both truck and rail access, the Randolph Mine supports regional infrastructure projects, road construction, and commercial development, making it a cornerstone of Martin Marietta’s Missouri Vall...

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Job Details

  • Location Randolph, Missouri
  • Job Type Full-time
  • Category Plant and System Operators
  • Posted Date June 07, 2026
  • Application Deadline July 17, 2026