Experience performing mechanical maintenance activities such as valve rebuilds (diaphragm, ball valves, gate valves, proportional control valves), pump rebuild including seals (positive displacement, air pumps, peristaltic, and centrifugal pumps), agitator maintenance including seal replacements, motor pump replacement/alignment, and heat exchanger repairs. Good knowledge of process equipment such as Bioreactors, centrifuges, purification processing skids, purification columns, Automatic change part washers, Auto clave (Steam Sterilizer).