Full Time Maintenance Technician Wanted - (4:00am-12:30pm)

Professional Business Providers, Inc•San Francisco, CA
•$70 - $83•Onsite

About The Position

The Mechanical Technician performs inspection, maintenance, troubleshooting, and repair of mechanical and electromechanical systems supporting gate and terminal operations at St. Louis Lambert International Airport. The role supports critical airport infrastructure, including Passenger Boarding Bridges (PBBs), Pre-Conditioned Air (PCA) units, 400 Hz aircraft ground power systems, pumps, fans, HVAC equipment, and related facility systems. Work takes place in an active airfield environment and requires strict adherence to safety, operational, and regulatory requirements. This is a full-time union position supporting 24/7 airport operations.

Requirements

  • Experience in mechanical maintenance within an industrial, airport, utility, or large-facility environment.
  • Demonstrated experience safely operating and troubleshooting electrical systems up to 480 VAC.
  • Working knowledge of HVAC systems, pumps, motors, compressors, and rotating equipment.
  • Ability to troubleshoot basic control systems, motor starters, and VFDs.
  • Ability to read and interpret electrical schematics, mechanical drawings, and technical manuals.
  • Proficiency with hand tools, power tools, and electrical testing equipment.
  • Ability to lift up to 50 lbs and work at heights, in confined spaces, and outdoors as required.
  • Valid U.S. driver’s license.
  • Ability to pass airfield access background checks.

Nice To Haves

  • EPA 608 Type II or Universal certification; training can be provided.
  • Airport systems experience, including PBBs, PCA units, ground power, or automated material handling systems.
  • Experience with PLC-based systems and industrial controls.
  • Familiarity with HVDC systems associated with aircraft ground power equipment.
  • Experience using CMMS platforms such as Maximo or similar.
  • HVDC experience related to aircraft ground power systems.

Responsibilities

  • Inspect, maintain, troubleshoot, and repair mechanical and electromechanical systems supporting airport operations.
  • Maintain and repair Passenger Boarding Bridges (PBBs), gate equipment, PCA units, HVAC systems, 400 Hz ground power systems, pumps, motors, sewage lift stations, dewatering systems, and glycol recovery systems.
  • Safely operate and troubleshoot electrical systems up to 480 VAC, including motor controls, VFDs, and control circuits.
  • Diagnose mechanical, electrical, pneumatic, and hydraulic issues using schematics, manuals, and test equipment.
  • Perform preventive maintenance in accordance with OEM specifications.
  • Perform brazing, soldering, pipefitting, welding, and basic fabrication as required.
  • Read and interpret mechanical drawings, electrical schematics, hydraulic diagrams, and control documentation.
  • Work with VFDs, PLC-controlled systems, sensors, and associated controls.
  • Respond to equipment failures that impact gate availability and airport operations.
  • Document work performed and corrective actions using a CMMS.
  • Communicate clearly with other shifts, supervisors, and airport stakeholders.
  • Follow safety requirements, including lockout/tagout, confined-space, PPE, and airfield safety protocols.
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