Maintenance Engineer

Location: Charlotte, North Carolina (Onsite)

About the role

An opportunity is available for a skilled and reliable Maintenance Engineer to support the daily operations and uptime of engineering HVAC test labs. This individual will maintain electrical and mechanical infrastructure, troubleshoot lab equipment, and ensure the reliability of utilities and test systems. The role involves planning and executing day-to-day maintenance activities to ensure lab uptime, safety compliance, and uninterrupted testing operations.

Responsibilities

• Perform preventive, predictive, and corrective maintenance of HVAC test rigs and lab infrastructure.
• Maintain chillers, AHUs, cooling towers, pumps, compressors, and piping systems.
• Ensure high uptime of lab utilities such as chilled water, hot water, and compressed air.
• Respond to breakdowns and restore operations with minimal impact on testing schedules.
• Troubleshoot electrical panels, PLC systems, VFDs, instrumentation, and power distribution systems.
• Support the safe operation of medium and low voltage electrical systems and perform electrical fault diagnosis.
• Ensure compliance with Lockout/Tagout (LOTO) procedures.
• Maintain refrigeration circuits, valves, heat exchangers, and hydronic systems.
• Support the installation, commissioning, and modification of test setups.
• Read and interpret P&IDs, mechanical drawings, and system schematics.
• Troubleshoot, maintain, and repair switchgear, transformers, circuit breakers, and protective relays.
• Support calibration of sensors, including RTDs, pressure, flow, and electrical instruments.
• Collaborate with test engineers and supervisors to ensure readiness of test setups.
• Assist in setting up and troubleshooting data acquisition systems, such as Yokogawa and LabView.
• Track equipment uptime, breakdown frequency, and maintenance metrics.
• Perform root cause analysis (RCA) and implement corrective actions.
• Coordinate with external vendors for repairs, calibration, and upgrades.

Requirements

• Bachelor's degree in Mechanical Engineering, Electrical Engineering, or a related technical field.
• Minimum of 5 years of experience in HVAC systems, industrial maintenance, or a laboratory environment, including hands-on experience with electrical and mechanical systems.
• Strong understanding of maintenance planning, troubleshooting, and execution.
• Ability to prioritize tasks and support critical lab operations.
• Knowledge of safety practices and standard operating procedures.

Preferred Qualifications

• Experience in HVAC test labs or chiller testing environments.
• Knowledge of AHRI standards and lab testing practices.
• Experience with PLCs, SCADA, LabView, or Yokogawa systems.
• Strong understanding of hydronic systems, cooling towers, and industrial utilities.
• Ability to read and interpret electrical schematics and P&IDs.

Work Environment

This is a hands-on role requiring standing, lifting, and working around mechanical equipment. The position involves exposure to refrigerants, compressed gases, and varying temperatures. Off-shift or weekend support may be required during critical maintenance activities or breakdowns.

Benefits

• Medical, dental, vision, life, and disability insurance plans.
• Employee Stock Purchase Program (ESPP).
• 401K program with company match after 12 months of tenure.
• Health Savings Account (HSA) on the HDHP plan.
• SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions.
• Corporate discount savings program and other discounts.
• On-demand training program and access to certification prep, technical and leadership courses/books/seminars after 6+ months of tenure.
• Certification discounts and perks for associations including CompTIA and IIBA.
• Dedicated customer service team for benefits and resources, and a certified Career Coach.