Rockville, Maryland


Aggregate Industries, a leading supplier of quality, construction building materials in the United States has an immediate opening for a Plant Operator to support operations at Rockville Crushed Stone in Rockville, Maryland.  This position is primarily responsible for the operation of plant processing equipment at a quarry production operation.


  • Using a computer or manual controls effectively operates primary or secondary crushing or other plant equipment in order to meet site production needs.
  • May run a front-end loader or other material handling equipment to charge the plant with aggregate, sand and other materials.
  • Maintains complete and accurate reporting of daily production
  • Identifies daily and long-term potential plant issues relative to production and production goals.
  • Maintains and controls minimum plant raw material inventories essential for manufacturing, production and delivery to meet production needs.



  • High School Diploma or GED Equivalent
  • Minimum of three (3) years of relevant experience, preferably in Aggregates
  • Knowledge base in Aggregate production and quality manufacturing
  • Mechanical inclination
  • Ability to understand, interpret and apply policies and procedures
  • Knowledge and understanding of MSHA rules and regulations
  • Excellent problem-solving skills and practices
  • Strong safety-orientation
  • Ability to read, write and speak English.

Rockville, Maryland

It is an exciting time to work in the building materials sector. The world is facing a process of rapid urbanization accompanied by increased pressure on strategic resources (water, raw materials, energy). As the new leader of our industry, LafargeHolcim is seeking to recruit, develop, and retain the best talent to help us meet the challenges and opportunities of the future. We need people eager to grow to their full potential while delivering value to our shareholders, customers, and society in general. Read more:


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