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Compressed Air Service Technician

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: John Henry Foster
Full Time position
Listed on 2026-06-18
Job specializations:
  • Trades / Skilled Labor
    Maintenance Technician / Mechanic, Installation Technician, Field/Service Technician
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Location: St. Louis

We're a 100% employee‑owned company and looking to add an experienced service technician to our team. Someone who values quality and is committed to excellence and service and who can start making an immediate impact for our customers.

Pay & Benefits Package

John Henry Foster is dedicated to ensuring our employee‑owners achieve their career goals. We're committed to the success of our team members and have a culture that emphasizes and fosters opportunities for both personal and professional growth.

This is a long‑term, career‑growth oriented position, and as such, the compensation package we're offering is competitive and includes opportunities for you to quickly maximize your earning potential through training, experience, our ESOP, bonuses, and professional development programs.

Our service technicians do a lot for us, which is why we give so much back in return. We have an excellent benefits package which includes:

  • Medical, dental, vision, life insurance, HSA, and FSA plans to choose from.
  • Employee stock ownership plan (ESOP).
  • 401(k) with company contribution/match.
  • Paid time off and paid holidays.
  • Tuition reimbursement and professional development opportunities.
Responsibilities & Duties
  • Troubleshoot mechanical, electrical, and electronic equipment using various electrical multimeters, gauges, and hand & power tools to diagnose problems and determine proper operation and maintenance of equipment, including reviewing corrective procedures. Inform customers of problems and receive repair approval.
  • Disassemble and repair air compressors, dryers, and related components by replacing worn or damaged parts, and test‑run equipment to ensure proper operation.
  • Read and understand electrical schematics, general arrangement drawings, etc. for troubleshooting and equipment assembly.
  • Measure clearances, tolerances, and dimensions of parts with micrometers and calipers to ensure critical components are assembled to specifications.
  • Prepare repair quotes, indicating costs of parts and labor needed to repair equipment.
  • Layout and install new or specialized equipment on site, including verifying operating voltage, rigging and installing equipment, fabricating necessary structures, and securing equipment.
  • Discuss proper installation and operation of new equipment with customers, and perform necessary start‑up checks to ensure operating requirements are met.
  • Discuss warranty terms and procedures with customer.
  • Perform preventative maintenance on equipment to reduce breakdowns.
  • Control, handle, and dispose of hazardous waste, such as solvents, oils, and Freons in accordance with E.P.A. guidelines and regulations.
  • Cut, thread, and assemble steel pipe and fittings for air system fabrication.
  • Use welding equipment and cutting torches to fabricate metal as needed.
  • Complete service call report documents, identifying problems, noting repairs made and parts used, and giving appropriate customer recommendations, submitting to department coordinator for processing and billing.
  • Maintain adequate and accurate product inventory in service van.
  • Ensure routine van maintenance is performed on company vehicle as scheduled or required.
  • Ensure customers, manager, and JHF salesperson are informed and briefed on each service call performed.
  • Other ad‑hoc duties as needed.
Requirements & Qualifications
  • Relevant associate degree (or equivalent experience) from a college or technical school preferred.
  • Minimum of three years related experience to gain sufficient knowledge to perform the duties of the position.
  • Have appropriate refrigeration certifications, in addition to skills necessary to troubleshoot and repair refrigerated air‑dryers (including removal and reinstallation of Freon compressors).
  • Ability to interpret instructions (written or verbal) and work orders, with strong attention to detail.
  • Demonstrate accuracy and thoroughness in work while meeting productivity standards.
  • Strong organization, communication (clear, concise, solution‑focused), and collaboration skills required for success.
  • The ability to build and maintain great working relationships with other team members.
  • The ability to problem‑solve and work through challenges, being adaptable through fluid situations.
  • Have basic computer skills for field duties.
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