Operations and Maintenance Engineer (CNG Sector) at Ascentech Services Limited

 Job Title: Operations and Maintenance Engineer (CNG Sector)

Location: Arepo, close to Mowe/Ibafo, Ogun
Employment Type: Full-time

Job Summary

  • We are seeking an experienced CNG Compressor Operator to operate and monitor CNG compressor packages and associated equipment safely and efficiently.
  • The ideal candidate should have hands-on experience operating CNG compressors, monitoring equipment parameters, carrying out routine inspections, responding to alarms, and supporting basic maintenance activities.

Key Responsibilities

  • Operate CNG compressor packages and associated equipment in line with approved operating procedures.
  • Monitor compressor pressure, temperature, oil level, vibration, running hours, and other operating parameters.
  • Carry out equipment start-up, shutdown, changeover, and routine operational checks.
  • Monitor compressor performance and promptly report abnormalities, leaks, unusual sounds, vibrations, or pressure changes.
  • Conduct routine inspections of compressors, gas engines/motors, valves, piping, cooling, and lubrication systems.
  • Respond appropriately to equipment alarms, trips, and emergency situations.
  • Perform basic operational troubleshooting and escalate major mechanical, electrical, instrumentation, or control faults to the maintenance team.
  • Assist maintenance personnel during preventive and corrective maintenance activities.
  • Carry out routine checks on gas detectors, emergency shutdown systems, safety valves, gauges, and other safety equipment.
  • Maintain accurate daily operating logs, equipment readings, shift reports, and breakdown records.

Requirements

  • OND, HND, or relevant technical qualification in Mechanical, Electrical, Instrumentation, Automobile Engineering, or a related field.
  • 3–5 years of hands-on experience operating CNG compressors or similar gas compression equipment.
  • Practical experience with reciprocating compressors is highly preferred.
  • Good understanding of compressor operation, pressure systems, lubrication, cooling, and gas engines/motors.
  • Ability to monitor and interpret compressor operating parameters and equipment readings.
  • Basic knowledge of PLC/HMI controls, alarms, and instrumentation.
  • Ability to identify equipment abnormalities and carry out basic operational troubleshooting.
  • Good understanding of CNG safety procedures, PTW, LOTO, and emergency response.
  • Ability to work shifts and respond to operational emergencies when required.
  • Relevant CNG, compressor operation, safety, LOTO, or OEM training/certification is an added advantage.

Salary
Open (N300,000 – N500,000 monthly).

Application Closing Date
15th October, 2026.

How to Apply
Interested and qualified candidates should send their CV to: cv@ascentech.com.ng using (CNG COMPRESSOR 17) as the subject of the email.

To apply for this job email your details to cv@ascentech.com.ng

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