WM has the largest disposal network and collection fleet in North America, is the largest recycler of post‑consumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gas‑to‑electricity plants in North America. A Senior, operations specialist assists in troubleshooting and resolving safety, service, and operational issues, maintains and distributes department-related information daily, communicates with other supervisors and managers on operational matters, maintains the office, and is the proxy for KRONOS for all daily updates for drivers and helpers.