Each year, more than 23,000 top-tier students come to Cal Poly in San Luis Obispo and Cal Poly Maritime Academy in Solano County to put knowledge into action, taking their learning outside the classroom as they prepare for careers in engineering, agriculture, science, business, humanities, maritime and the built environment. Irrigation Specialists may occasionally be assisted by Lead Groundsworkers, Groundsworkers or other Specialists in irrigation system maintenance and repair work which may include maintenance of sprinkler heads, minor repairs to sprinkler lines and setting clocks on automatic control devices.