summary Maintains and operates the Ammonia refrigeration system and associated equipment, boilers, hot water heaters, roof top HVAC units, air compressors, O-zone generation equipment, water softening equipment, Co-generation system, and fixed fire suppression systems in accordance with all established safety procedures, as well as Company Policy and state and federal regulations and codes. Under supervision: performs semi-specialized tasks in the maintenance of the general plant and/or office building in the skill areas of plumbing, carpentry, painting, cement applications, door repairs (personnel and industrial), maintains building lighting, rooftop ventilation units, fire sprinkler piping repairs, building electrical, and utilities Monitors, adjust, and maintains the waste water system and coordinates the repairs of wastewater system components including cleaning, troubleshooting, electrical and mechanical repairs required-skills: Qualifications: Highschool diploma EPA Section 608 Universal Certification maintained Proficient in welding ( Stick, MIG, TIG, Soldering / Brazing) Physical demands Regularly required to bend and twist at the waist, stand for prolonged periods, walk frequently, crawl, climb, work at heights and on stairs and on ladders. May be required to lift up to 50 lbs without assistance. Vision requirements include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus. required-experience: 1 year