Facilities Mechanical Technician

About the role

Amkor Technology Arizona is seeking an experienced Facilities Mechanical Technician to maintain, repair, and optimize mechanical systems and equipment supporting building operations. The role ensures reliable performance of HVAC infrastructure, mechanical utilities, and critical facility systems to maintain a safe, compliant, and efficient working environment.

Responsibilities

• Establish and perform preventive and corrective maintenance on HVAC systems, scrubbers, boilers, chillers, air handlers, pumps, compressors, and mechanical support equipment.
• Support maintenance and repair of facility plumbing systems including PCW, domestic water, wastewater, drain systems, valves, and associated piping (a strong plus).
• Inspect, troubleshoot, and repair mechanical components including belts, motors, bearings, valves, actuators, fans, and piping systems.
• Conduct routine rounds and equipment performance checks to ensure proper operation.
• Monitor and adjust building management systems (BMS) to maintain optimal temperature, airflow, humidity, and energy efficiency.
• Start up, shutdown, and calibrate mechanical systems in accordance with operating procedures.
• Support mechanical system commissioning, validation, and performance testing.
• Maintain all mechanical systems in compliance with applicable codes, standards, and regulations (ASHRAE, OSHA, local mechanical codes, etc.).
• Keep accurate maintenance logs, equipment histories, and documentation using CMMS tools.
• Follow lockout/tagout (LOTO), confined space, and other safety protocols.
• Diagnose mechanical failures using technical tools, schematics, test equipment, and system data.
• Respond to facility work orders and emergency calls related to system performance issues.
• Recommend improvements or modifications to enhance equipment reliability.
• Support mechanical infrastructure upgrades, retrofits, and equipment installations.
• Collaborate with technicians, engineers, contractors, and vendors on maintenance activities and repairs.
• Assist with facility shutdowns, system integrations, and equipment lifecycle planning.

Requirements

• 3+ years of mechanical maintenance experience in industrial, commercial, or manufacturing facilities (semiconductor industry preferred).
• Strong working knowledge of HVAC, pumps, hydronic systems, compressed air, piping, and mechanical utilities.
• Ability to interpret mechanical drawings, schematics, and manuals.
• Experience using CMMS work order and asset management systems.
• Experience working in Central Control rooms as an operator.

Preferred Qualifications

• EPA Section 608 certification (Type I/II/III or Universal).
• Boiler or chiller operator certification.
• Experience with Building Management Systems (BMS) and energy optimization.
• Trade school or technical certification in HVAC, mechanical systems, or a related field.

Physical Requirements

• Ability to work in various weather conditions and awkward positions.
• Ability to lift up to 50 lbs and work in mechanical spaces, rooftops, and equipment rooms.
• Exposure to sharp, hot, and cold equipment.
• Must be medically qualified to wear a respirator.
• Ability to climb ladders, work at elevation, and in confined spaces with PPE.

Schedule

This position is onsite in Peoria, AZ. During the construction phase and initial onboarding period, employees will work a standard Monday–Friday schedule of 8:00 a.m. to 5:00 p.m. As the facility transitions into manufacturing operations, the role will move to a 12-hour compressed workweek schedule. Shift assignments may include day or night shifts, weekends, and holidays, and will be determined based on business and operational needs.