Facilities HVAC Technician IV - Senior Lead

Job Description

Job Description

DIRECT HIRE: The Facilities HVAC Technician IV – Senior Lead is a hands-on technical leadership position responsible for the reliability, troubleshooting, maintenance, commissioning, and continuous improvement of mission-critical HVAC and mechanical systems across multiple Texas facilities.

This position serves as the senior technical escalation resource for complex HVAC, refrigeration, controls, and environmental system failures. The Technician IV leads advanced troubleshooting, supports root cause analysis and corrective actions, provides technical guidance to HVAC Technicians I–III, and helps establish consistent maintenance and reliability standards.

The role combines hands-on fieldwork with technical leadership, mentorship, contractor oversight, equipment commissioning, and project support. The Technician IV works closely with Facilities leadership, Engineering, Operations, EHS, IT, and outside service providers to ensure HVAC and environmental systems support safe, reliable manufacturing, production, and testing operations.

Location: Briggs, Texas (north of Cedar Park)
Salary Range: $104K - $124K (depending on experience)
Experience: 12+ years of commercial or industrial HVAC experience
Required Certification: EPA Section 608 Universal Certification Technical ResponsibilitiesTechnical Leadership and Troubleshooting

• Lead complex HVAC troubleshooting and repairs, serving as the senior escalation resource.

• Mentor HVAC Technicians I–III and establish consistent maintenance, safety, and workmanship standards.

• Prioritize critical work based on safety, equipment reliability, and production impact.

HVAC and Mechanical Systems

• Maintain, install, repair, and optimize commercial and industrial HVAC systems ranging from 5 to 100+ tons.

• Troubleshoot RTUs, split and packaged units, air handlers, chillers, exhaust systems, refrigeration circuits, motors, VFDs, and electrical controls.

• Support chilled-water, hydronic, glycol, process-cooling, compressed-air, vacuum, and exhaust systems.

• Diagnose equipment failures and recommend repairs, replacements, and performance improvements.

Building Automation and Environmental Controls

• Troubleshoot BAS, sensors, actuators, VFDs, control wiring, alarms, communications, and operating sequences.

• Analyze system trends and perform authorized programming, setpoint adjustments, and control optimization.

• Maintain environmental conditions in clean rooms, laboratories, production areas, and test facilities, including temperature, humidity, airflow, pressure, and HEPA filtration.

• Respond to environmental failures and coordinate mitigation and system recovery.

Reliability and Root Cause Analysis

• Lead RCA/RCCA investigations, identify recurring failures, and implement permanent corrective actions.

• Improve preventive and predictive maintenance programs using equipment condition and operating history.

• Assess equipment lifecycle, redundancy, critical spare parts, and reliability risks to reduce unplanned downtime.

Projects, Commissioning, and Vendor Oversight

• Provide technical oversight for HVAC installations, replacements, retrofits, and capital projects.

• Review drawings, specifications, submittals, and control sequences; identify installation and maintenance concerns.

• Coordinate contractors and internal teams during installation, startup, testing, commissioning, and turnover.

• Evaluate vendor recommendations, verify repair quality, and ensure compliance with safety and technical standards.

Maintenance, Safety, and Operations

• Maintain accurate CMMS work orders, equipment histories, repair records, and corrective-action documentation.

• Follow OSHA, EPA, refrigerant-handling, electrical safety, and Lockout/Tagout (LOTO) requirements.

• Support multiple Texas facilities, shutdowns, production activities, and after-hours HVAC emergencies.

• Communicate equipment conditions, operational risks, and restoration plans to Facilities leadership.

Required Qualifications

• 12+ years of commercial or industrial HVAC experience, or an equivalent combination of education and relevant experience.

• Extensive hands-on experience maintaining, repairing, installing, and commissioning HVAC systems ranging from 5 to 100+ tons.

• Advanced knowledge of refrigeration, airflow, psychrometrics, electrical systems, controls, and HVAC sequences of operation.

• Ability to independently troubleshoot complex mechanical, refrigeration, electrical, and BAS failures.

• Experience with root cause analysis, corrective actions, and industrial, manufacturing, or mission-critical facilities.

• Ability to interpret mechanical drawings, electrical schematics, control diagrams, and equipment specifications.

• Strong communication, documentation, decision-making, and technical leadership skills.

• Willingness to work overtime, weekends, and participate in an after-hours on-call rotation.

Required Certifications

• EPA Section 608 Universal Certification.

Preferred Qualifications

• Experience in aerospace, semiconductor, pharmaceutical, advanced manufacturing, laboratory, or test environments.

• Advanced BAS troubleshooting and programming; experience with Trane, Carrier, Daikin, Johnson Controls, Siemens, Honeywell, or similar platforms.

• Experience with chillers, hydronic and glycol systems, process cooling, dehumidification, humidification, clean rooms, and controlled environments.

• Advanced VFD troubleshooting and experience with compressed air (CDA), vacuum, and process exhaust.

• Experience with commissioning, preventive and predictive maintenance, RCA/RCCA documentation, and contractor oversight.

• Knowledge of equipment redundancy, lifecycle planning, reliability, and critical spare-parts management.

• Plumbing and general mechanical systems experience.

• Ability to operate forklifts, scissor lifts, boom lifts, skid steers, or similar equipment.

• Proficiency with CMMS and digital work-order systems.

Level IV Leadership Expectations

• Own complex HVAC failures through resolution and lead critical troubleshooting efforts.

• Mentor junior technicians and provide technical direction during repairs and commissioning.

• Drive corrective actions, reliability improvements, and equipment replacement recommendations.

• Oversee contractors and OEM service providers while maintaining high standards for safety, quality, and documentation.

• Communicate technical risks and recommendations to Facilities leadership.

Leadership Scope: This is a technical leadership role, not a formal personnel-management position unless additional responsibilities are assigned by Facilities management.

Physical Requirements and PPE

• Stand, walk, bend, kneel, climb ladders, and work on elevated platforms.

• Safely use HVAC tools, diagnostic equipment, meters, and gauges.

• Lift and carry job-related tools, equipment, and materials.

• Work indoors and outdoors in varying weather conditions and active industrial or aerospace environments.

• Wear required personal protective equipment (PPE)

• Once you apply, please text "" to View phone number on ziprecruiter.com for a faster reply. 

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