Maryland Environmental Service has an opening for a Senior Operations Manager located at our Montgomery County Grinding Operations facility in Derwood, MD. This position plans, coordinates and directs the daily functions of assigned operations facility. Acts as liaison between MES Headquarters and facility personnel Minimum Requirements: Graduation from a standard high school or GED plus four years of supervisory experience in field operations, recycling/solid waste, bio-solids management or construction activities. Estimated Pay Range: $53,011.31 - $92,769.49 MES believes our employees are our greatest asset. We offer a competitive salary and comprehensive benefits package including: Generous 401k match, health insura