Industrial HVAC Maintenance Technician 1st Shift

Siemens Energy, Inc.; Gibsonton (FL); On-site; USD 42,000 - 68,000; Full time

Job summary

Siemens Energy, Inc. in Gibsonton, FL is seeking an HVAC Maintenance Specialist to diagnose, repair, and maintain large rooftop units and related systems in a high-precision facility.

You will perform preventative maintenance and troubleshooting on chillers, pumps, air handlers, and controls, ensuring safety and reliability. The role requires 1+ years in commercial/industrial HVAC, with proficiency in electrical schematics and diagnostic tools.

Qualifications

• 1+ years of hands-on HVAC experience in commercial/industrial settings
• Experience with commercial or industrial HVAC systems preferred
• Familiarity with safety standards and documentation practices

Responsibilities

• Diagnose, inspect, repair, and maintain large rooftop units (40-ton+) including compressors, economizers, VFDs, and controls.
• Maintain chillers, pumps, air handlers, coils, valves, and related components.
• Test systems with gauges, meters, and diagnostic tools to ensure performance and compliance.
• Perform refrigerant recovery, charging, leak detection, and keep logs and system documentation.
• Execute PM schedules for RTUs, chillers, cooling towers, and equipment.
• Identify potential failures and recommend corrective actions or capital improvements.

Skills

HVAC Systems

Troubleshooting

Electrical schematics

CMMS familiarity

Education

High School Diploma or GED

Tools

Multimeters

Oscilloscopes

Diagnostic tools

Job description

As a HVAC Maintenance Specialist with Siemens Energy, you will be joining a team at a cutting-edge investment casting facility. Each day involves hands-on troubleshooting, precision repairs, and collaboration with a safety-focused team. Working in a high-tech, high-precision environment, you help drive manufacturing excellence while continuously growing your skills. The role offers strong compensation, career development, and the chance to contribute to world-class energy solutions in our Gibsonton Florida location

How You'll Make an Impact

• Diagnose, inspect, repair, and maintain large rooftop units (40-ton+), including compressors, economizers, VFDs, and control systems.
• Perform maintenance and troubleshooting on chilled water systems, including chillers, pumps, air handlers, coils, valves, and related components.
• Conduct system testing using gauges, meters, and diagnostic tools to evaluate performance and operational efficiency ensuring all HVAC equipment meets performance specifications and environmental guidelines.
• Perform refrigerant recovery, charging, leak detection, and compliance recordkeeping maintaining accurate logs, inspections, and system documentation.
• Execute PM schedules for RTUs, chillers, cooling towers, and mechanical equipment.
• Identify potential failures in advance and recommend corrective actions or capital improvements.

What You Bring

• 1 or more years of hands-on experience in commercial or industrial HVAC systems, preferably in a manufacturing or industrial setting. Prior work with AAON or Trane is a plus.
• Evidence of High School Diploma or GED.
• Strong understanding of electrical schematics with the ability to troubleshoot, diagnose and repair using multimeters, oscilloscopes, and other diagnostic tools.
• Familiarity with humidity, temperature controls, CMMS platforms and digital maintenance tools.
• Ability to drive Root Cause driven improvement processes to include managing and following through on action items to completion.