Holcim Us, a leading supplier of quality, construction building materials in the United States, has immediate openings for a Utility Operator to support operations at Rockville Quarry in Rockville, Maryland. This position will be responsible for the diagnosis, repair and maintenance of a wide variety of fixed electrical equipment, mechanical equipment, systems and machinery. Operating and configuring multiple equipment while ensuring that the machines works at its full capacity. Overseeing equipment/machine maintenance, and perform timely quality checks.