The Refrigeration Journeyperson will apply principles of refrigeration, heating, air conditioning, ventilation, and electricity to analyze and correct various problems on large, low-temp, critical process equipment, comfort HVAC systems, electrical and computer room HVAC systems, and related equipment.

Install, start/stop, troubleshoot, repair, maintain, overhaul, and dismantle large, low-temp, critical process equipment (which is unique to HEMLOCK SEMICONDUCTOR), comfort HVAC systems,
electrical and computer room HVAC systems, and related equipment.

Essential Functions

• Understand design and operation of assigned equipment, and how it relates to plant operations.
• Maintain good/daily communication with plant operators on current running conditions which effect assigned equipment and operations of the plant.
• Analyze mechanical, electrical, and refrigerant related problems on assigned equipment. Plan and make necessary corrections and running adjustments to maintain production and quality daily.
• Analyze circuits, wiring diagrams, and drawings to troubleshoot electrical problems and to install, repair, calibrate, service or replace electrical and electronic control/monitoring devices on assigned equipment.
• Leak check, evacuate, and charge any type of equipment, from small hermetic a/c’s to large (>7000 lbs. charge) low temperature, two-stage, screw compressor systems.
• Understand the design and operation of plant critical clean rooms and solve problems related to temperature, humidity, and room pressurization in these areas to insure they keep their clean room status.
• Performs assigned preventative maintenance tasks and inspections and reports any abnormal findings to Trade Leader so appropriate corrective action can be taken.
• High degree of attention required to prevent equipment upsets, where such an upset could cause a building/process shutdown.
• After initial break in period of 6-12 months, job requires employee to carry a pager within the rotation of his/her specific trade group to be available for emergency work and may require overtime on short notice.
• Wears needed Personal Protective Equipment(PPE) as required by applicable OSHA and HEMLOCK SEMICONDUCTOR regulations. Keep his/her work area and equipment clean at all times. Employee must work in a safe manner and follow all pertinent HEMLOCK
  SEMICONDUCTOR Safety Standards.
• Enters time into SAP daily, Enters Technical Findings in SAP when appropriate.
• Track, monitor and repair refrigerant losses and leak rates for compliance with Clean Air Act, section 608. Communication with Environmental Department, Trade Leader and Team Leader, so continuing problems can be corrected, and appropriate agencies notified.

Skills and Behaviors

Education Requirements

Certification Requirements

Required Work Experience

• Must have worked in the field as a Journeyperson for at least 3 years.
• Competent working on commercial and or Industrial HVAC and chillers.

• Certification Requirements: EPA Technician certification.
• Journeyman card or equivalent.

Physical Requirements