CNG Compression Technician - Field Service & Maintenance

Certarus Ltd.; Houston (TX); On-site; USD 60,000 - 85,000; Full time

Job summary

Certarus Ltd. in the United States seeks a Compression Technician to perform preventive and corrective maintenance, commissioning, and start-up of CNG compression assets.

You will apply knowledge of mechanical, instrumentation, automation, and operation to support safe, efficient gas compression and ensure best practices. This role requires regional travel (60–80%), day and night shifts with night premium, and reports to the Lead Compression Technician.

Qualifications

• Minimum 3–5 years field service gas compressor experience.
• Natural gas compression knowledge; OEM training beneficial.
• Experience with Waukesha VGF and Ariel systems is an advantage.
• Excellent organizational and technical communication skills; able to work with diverse teams.

Responsibilities

• Perform safe maintenance on permanent and portable CNG compression equipment.
• Inspect parts with calipers, micrometers, and measuring tools; manage dimensional changes.
• Troubleshoot repetitive and intermittent performance issues.
• Conduct broad electrical, PLC, and instrumentation troubleshooting as needed.
• Commission new and end-service inspections of compression assets.
• Support spares and materials inventory management.
• Prepare maintenance reports and enter data into CMMS.
• Maintain CMMS records and contribute to maintenance program development.
• Contribute to team efforts and maintain high equipment housekeeping.
• Handle additional duties as assigned.

Skills

Gas compression

Field service

Troubleshooting

Communication skills

English proficiency

Tools

MS 365

Job description

Certarus Ltd. in the United States seeks a Compression Technician to perform preventive and corrective maintenance, commissioning, and start-up of CNG compression assets.

You will apply knowledge of mechanical, instrumentation, automation, and operation to support safe, efficient gas compression and ensure best practices. This role requires regional travel (60–80%), day and night shifts with night premium, and reports to the Lead Compression Technician.