Field Service Technician III

Location: Field-Based | Travel: ~80% | Job Type: Full-Time

If you’re an experienced reciprocating compression technician who can independently execute complex repairs, troubleshoot equipment in the field, and work across multiple product lines, this is an opportunity to operate at a high technical level while continuing to expand your expertise.

At Cooper Machinery Services, you’ll work directly with some of the most recognized names in reciprocating compression while supporting customers across the field. With a heritage dating back to 1833, Cooper Machinery Services combines decades of engineering expertise with a commitment to keeping critical compression equipment operating safely and reliably.

WHAT YOU WILL DO

• Perform major and minor overhauls, repairs, inspections, maintenance, and troubleshooting on reciprocating engines and compressors at customer locations.
• Execute mechanical procedures with minimal supervision on at least two product lines, applying OEM manuals, specifications, tolerances, and service procedures.
• Perform and document precision measurements, parts inspections, failure analysis, and quality inspections to ensure equipment meets required specifications.
• Troubleshoot complex equipment issues, including engine performance, PeakFire pressure balancing, combustion, alignment, and mechanical problems, and determine the appropriate corrective action.
• Develop Statements of Work (SOWs), material lists, and repair schedules for assigned field projects.
• Read and interpret OEM manuals, engineering drawings, schematics, Bills of Material, service bulletins, and other technical documentation to identify parts, procedures, and repair requirements.
• Work directly with customers and internal teams to complete projects safely, efficiently, and to specification, while providing clear service documentation and technical recommendations.

WHO YOU ARE

• 4–6+ years of hands-on reciprocating compression experience with demonstrated progression through field service responsibilities.
• Proven experience performing major overhauls and complex mechanical repairs on reciprocating engines and compressors.
• Able to independently execute work with minimal supervision across at least two product lines.
• Strong understanding of engine and compressor theory, mechanical systems, precision measurement, alignment, and troubleshooting.
• Experienced using OEM technical documentation to determine procedures, tolerances, specifications, and parts identification.
• Able to perform failure analysis, quality inspections, precision measurements, and technical service reporting.
• Comfortable working in demanding field environments with approximately 80% travel, extended work hours, and changing customer requirements.

PREFERRED

• Experience with Cooper-Bessemer, Ajax, Superior, Caterpillar, Waukesha, Dresser, Clark, or similar reciprocating compression equipment.
• Experience with engine balancing, coupling/frame alignment, and web deflection/alignment.
• Experience developing repair scopes, material requirements, and schedules.
• Formal technical training or an associate degree in a relevant technical discipline.

WHY JOIN US

• Most benefits are effective on your first day of employment - no waiting period.
• Comprehensive medical, dental, and vision insurance
• Company-paid life, AD&D, short-term, and long-term disability coverage (6-month short-term disability waiting period)
• Voluntary life, AD&D, and long-term disability buy up plan
• Voluntary benefit plans including accident, critical illness and hospital indemnity insurance plans
• 401(k) with up to 5% company match, employees are 100% vested on Day 1
• Maternity and parental leave, Arc Fertility Benefits, and an Employee Assistance Program (EAP) for mental health support.

Cooper Machinery Services is an equal opportunity employer and gives all qualified applicants consideration of employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.