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Job Title: HVAC Technician
About Us:
ES Foundry Corp is a U.S.-based solar manufacturing company helping strengthen America's clean energy supply chain by producing high-quality photovoltaic solar cells at our state-of-the-art manufacturing facility in Greenwood, South Carolina. Our work supports domestic energy production, U.S. manufacturing growth, and the continued expansion of renewable energy solutions for customers across the solar industry.
Joining ES Foundry means becoming part of a growing team with a meaningful mission and long-term career potential. Employees have the opportunity to learn from experienced industry leaders, contribute to advanced manufacturing operations, and help build products that support a more reliable and sustainable energy future. We are committed to fostering a workplace grounded in Safety, Integrity, Teamwork, Accountability, Customer Focus, and Entrepreneurial Spirit.
About the role:
The HVAC Technician plays a key hands-on role in maintaining, troubleshooting, repairing, and supporting the heating, ventilation, air conditioning, refrigeration, and cleanroom environmental control systems that support our photovoltaic manufacturing operations. This position helps ensure reliable equipment performance, proper temperature and humidity control, cleanroom air quality, and production uptime. The role works closely with facilities, maintenance, engineering, and production teams to perform preventive maintenance, respond to equipment issues, complete repairs, document work performed, and support a safe and compliant manufacturing environment.
Essential Duties and Responsibilities:
- Perform preventive maintenance, troubleshooting, repairs, and adjustments on HVAC and refrigeration equipment, including air handling units, rooftop units, make-up air units, exhaust systems, chillers, pumps, motors, belts, dampers, valves, sensors, and controls.
- Monitor HVAC and cleanroom environmental conditions, including temperature, humidity, air pressure, airflow, and particulate control, and respond to alarms or out-of-spec conditions.
- Inspect, test, diagnose, and repair HVAC system malfunctions to minimize equipment downtime and production disruption.
- Replace or clean filters, belts, bearings, motors, coils, sensors, and other HVAC components as needed to maintain system efficiency and reliability.
- Support operation and basic troubleshooting of building automation systems (BAS), equipment controls, and monitoring systems.
- Assist with cleanroom air balancing, filter changes, equipment inspections, and environmental control activities.
- Read and interpret equipment manuals, drawings, schematics, work orders, and preventive maintenance instructions.
- Safely handle refrigerants in accordance with applicable EPA requirements and company procedures.
- Maintain accurate maintenance records, service reports, parts usage documentation, and equipment inspection logs.
- Coordinate with maintenance, facilities, production, engineering, and outside contractors to complete repairs and support facility needs.
- Performs all other duties as assigned.
Minimum Education and Experience:
- High school diploma or GED required; technical school, trade school, or apprenticeship training in HVAC, refrigeration, mechanical maintenance, or a related field preferred.
- Minimum of 2-4 years of hands-on HVAC maintenance, repair, or facilities maintenance experience in an industrial, commercial, manufacturing, or cleanroom environment preferred.
- EPA Section 608 Certification required or ability to obtain within a defined period; Universal certification preferred.
- Working knowledge of HVAC equipment, refrigeration systems, electrical controls, mechanical systems, and preventive maintenance practices.
Desired Skills:
- EPA Section 608 Universal Certification preferred.
- Experience maintaining industrial HVAC systems, chillers, make-up air units, air handlers, exhaust systems, pumps, and process cooling equipment.
- Experience working with building automation systems (BAS) such as Johnson Controls, Siemens, Honeywell, or similar platforms.
- Ability to troubleshoot mechanical, electrical, refrigeration, and control-related issues.
- Familiarity with cleanroom environments, HEPA filtration, differential pressure, humidity control, and environmental monitoring preferred.
- Basic computer skills for entering work orders, documenting maintenance activity, and reviewing equipment data.
- Knowledge of lockout/tagout, electrical safety, hot work, confined space, and general industrial safety procedures preferred.
Core Competencies:
- Hands-on mechanical and electrical troubleshooting ability.
- Strong attention to safety, quality, and equipment reliability.
- Ability to respond quickly to equipment alarms, breakdowns, and production support needs.
- Effective communication with maintenance, facilities, engineering, and production teams.
- Ability to follow work instructions, standard operating procedures, and maintenance schedules.
- Strong documentation habits and attention to detail.
- Team-oriented mindset with a commitment to continuous improvement.
Working Conditions:
- Work is performed in manufacturing plant, mechanical room, rooftop, utility, and cleanroom environments requiring appropriate PPE and gowning procedures.
- Must be able to lift, carry, push, or pull objects weighing up to 50 lbs. as needed.
- May require standing, walking, climbing ladders, bending, kneeling, reaching, and working in confined or elevated areas.
- May require working at heights, on rooftops, or around operating mechanical and electrical equipment.
- Availability for on-call support and occasional weekend, evening, or off-shift work to address equipment issues or planned maintenance.
- Exposure to varying temperatures, noise, dust, and mechanical equipment areas may occur.
Benefits and Perks:
- Competitive salary and benefits package, designed to support employees and their families.
- Medical, dental, and vision insurance options.
- 401(k) retirement plan with company matching contributions.
- Paid time off, including vacation and sick leave.
- Opportunities to grow with a rapidly expanding U.S.-based solar manufacturing company.
- Supportive team environment focused on safety, accountability, and continuous improvement.
ES Foundry Corp, including its subsidiaries, is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, age, disability, genetic information, veteran status, or any other characteristic protected by law.
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Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer usesÂ
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