Mechanical Engineer at African Natural Resources & Mines Limited(ANRML)

Job Summary

• To ensure the safe, efficient, and reliable operation of mechanical systems and equipment within the mining plant through effective design, maintenance, troubleshooting, and continuous improvement.

Key Responsibilities

• Plan, supervise, and execute preventive and corrective maintenance of mining plant equipment such as crushers, conveyors, mills, screens, pumps, compressors, and gearboxes
• Diagnose mechanical faults and lead root-cause analysis to minimize downtime
• The Maintenance Assistant is responsible for ensuring the smooth operation, repair, and maintenance of mechanical equipment, vehicles, pumps, valves, and instruments in a hazardous chemical and explosive manufacturing environment. The role requires knowledge of confined space maintenance, adherence to safety protocols, and expertise in troubleshooting and repairing complex systems.

Equipment Maintenance
Maintain and troubleshoot equipment such as:

• Oxidizing Blend Reactor, Fuel Blend Reactor, Jet Mixer.
• Screw Compressor (60 CFM), Air Dryer, Air Lubricator and Controller.
• 1 TPH Electric Boiler, Water Softener, 2000 LPH RO Water Unit, and Condensate Recovery System.
• Gear Boxes, Shear Beam Load Cells, Hydraulic Drive Motors, and Hydraulic Systems.
• Danfoss/Casappa Fixed Displacement Gear Pumps and Danfoss Orbital Motors with EMD Speed Sensors.
• Proportional Control Valve Banks with PVE 7 Electro-Hydraulic Actuators.
• Olaer LDC Oil Cooler with Double Fan, Thermostat, and Stone.

Vehicle Maintenance:

• Oversee the maintenance and repair of:
  • SINOTRUK HOWO Cargo 6x6, Forklifts, Jig Cranes, LMVs, Trucks, and MMUs (Mobile Manufacturing Units).

Pump Maintenance:

• Maintain and operate various pumps, including:
  • Centrifugal Pumps, Magnetic Centrifugal Pumps, Helical Screw Pumps, Gear Pumps.
  • Helical Screw Pumps with Hydraulic Motor Drives (Make – Roto Pumps Ltd.).

Valve Maintenance:

• Repair, service, and calibrate valves, including:
  • Wafer Ball Valves (Manual), 3-way Ball Valves with Actuators, and Disc Check Valves.
  • Gear-Operated Butterfly Valves, Piston Valves (Socket Weld), and Actuated Piston ON-OFF Valves.
  • Ball Float Steam Traps.

Instrument Maintenance:

• Calibrate and maintain instruments such as:
  • Mass Flow Meters, Magnetic Flow Meters, Oval Gear Flow Meters.
  • pH Indicators and Monitors, Pressure and Temperature Transmitters, and Wells.

Safety and Confined Space:

• Conduct maintenance in confined spaces adhering to strict safety protocols.
• Monitor equipment safety and ensure compliance with hazardous chemical and explosive industry standards.

Qualifications & Experience

• Bachelor’s Degree in Mechanical Engineering or related discipline
• 3–8 years of experience in a mining plant, mineral processing plant, or heavy industrial environment
• Strong knowledge of rotating and static equipment used in mining operations
• Experience with preventive maintenance systems and CMMS
• Knowledge of welding, fabrication, hydraulics, and pneumatics is an advantage

Required:

• Hands-on maintenance experience in hazardous chemical or explosive industries.
• Expertise in load cell maintenance and confined space operations.

Preferred:

• Experience with PLC systems integrated with HMI.
• Ensure equipment reliability and availability in line with production targets
• Supervise mechanical technicians and contractors during maintenance and shutdown activities
• Develop and implement maintenance schedules, procedures, and spare parts plans
• Support installation, commissioning, and testing of new mechanical equipment and plant upgrades
• Ensure compliance with HSE standards, statutory regulations, and company safety policies
• Monitor equipment performance and recommend improvements for efficiency and cost reduction
• Prepare technical reports, maintenance records, and engineering documentation
• Coordinate with electrical, instrumentation, and operations teams for smooth plant operations.