Master Compressor Mechanic

LotusWorks•Chandler, AZ

About The Position

LotusWorks is an Engineering Services provider specializing in managing Commissioning, Construction Services, Calibration, Operations & Maintenance scopes of work within global manufacturing facilities. LotusWorks operates globally across EMEA and North America partnering with the world's leading manufacturers across the Semiconductor, Pharmaceutical & Biologics, Medical Device and Data Centre sectors. Our team of Engineering and Technical professionals is immersed in cutting-edge technologies and innovations. LotusWorks is committed to a diverse and inclusive workplace, integral to our people-first approach. The Master Compressor Mechanic is responsible for the advanced maintenance, troubleshooting, repair, and optimization of industrial compressor systems, chillers, and utility equipment within a high-performance industrial environment. This role serves as a subject matter expert in rotating equipment and utility systems, ensuring maximum reliability, efficiency, and uptime of critical assets.

Requirements

5+ years of hands-on experience operating and maintaining industrial compressor systems (including oil-free air compressors and related utilities)
Strong troubleshooting experience with rotating equipment and thermodynamic systems
Proven experience with industrial chillers and plant utility systems
Ability to read and interpret technical drawings and system documentation
Experience with vibration analysis, alignment, and predictive maintenance techniques
High school diploma or GED required.
Proof of education, licenses, and certifications will be required where applicable

Responsibilities

Perform advanced maintenance, diagnostics, and overhaul of: Industrial chillers and chilled water systems, Centrifugal, screw, oil-free, and reciprocating compressors, Cooling towers, pumps, and heat exchangers, Condensers, evaporators, and refrigerant systems, Oil management and water treatment systems, VFDs and utility distribution piping networks
Execute preventive, predictive, and corrective maintenance activities to ensure system reliability and performance.
Diagnose compressor and system performance issues using: Pressure and temperature relationships, Compression ratios and motor loading, Oil analysis and vibration data, Trend analysis and system performance metrics
Troubleshoot and resolve equipment faults including: Surge conditions and low capacity events, High discharge temperatures, Oil carryover and contamination, Bearing and seal failures, Excessive vibration and cooling inefficiencies
Perform precision alignment of rotating equipment using laser alignment tools.
Conduct vibration monitoring and mechanical condition assessments to identify early-stage equipment degradation.
Support compressor startup, shutdown, preservation, and recommissioning activities.
Verify operation and functionality of system components including: Inlet guide vanes and capacity controls, Blow-off valves and oil pumps, Intercoolers, aftercoolers, and condensate systems
Interpret and utilize technical documentation such as: P&IDs, mechanical drawings, and single-line diagrams, OEM manuals, control sequences, and equipment curves
Perform refrigerant handling tasks including charging, leak detection, recovery, and evacuation.
Execute condenser cleaning programs, tube inspections, and coordinate eddy current testing.
Monitor and optimize system performance: Chilled water ΔT and flow rates, Compressor loading and energy efficiency, Utility consumption and system availability
Lead root cause analysis (RCA) for recurring failures and implement reliability improvements.
Provide technical leadership during critical equipment failures, outages, and production-impact events.
Coordinate with OEMs, vendors, and contractors for major maintenance and repair activities.
Maintain accurate CMMS records including maintenance history, labor hours, and reliability data.
Mentor and train junior mechanics and technicians.
Ensure compliance with safety procedures including lockout/tagout, confined space, and pressure safety requirements.
Support shutdown planning, outage execution, and long-term maintenance strategies.
Assist engineering teams with system optimization and energy efficiency initiatives.
Any other duties or responsibilities that may be assigned to you in your role.