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Boiler Operator (10 Ton)

Sentinel Staffing Services
Mpumalanga, Mpumalanga
Full-time
Posted 24 June 2026

Job Description

A well-established manufacturing operation in Greylingstad is seeking a reliable and safety-conscious Boiler Operator to join its production team. The successful candidate will be responsible for the safe and efficient operation of a 10-ton coal-fired boiler, ensuring uninterrupted steam supply to production while maintaining high standards of quality, safety, housekeeping, and compliance.

Duties & Responsibilities

Operations

  • Be able to start up boiler fire properly.
  • Monitor water holding JoJo tanks hourly and keep them full of water at all times.
  • Monitor low level water alarm on your hotwell tank.
  • Complete daily boiler maintenance checklist and ensure supervisor signed it after completion.
  • Adjust coal bed as and when required.
  • Close valves and stop supply of steam to production when boiler is not running for minimum 30 minutes due to power outage or breakdown and maintain steam.
  • Change the use of coal screw conveyor weekly with the standby screw conveyor.
  • Keep coal water bath clean and at right level all the time.
  • Keep boiler drains clean all the time.
  • Change the use of boiler water pump weekly with the standby pump.
  • Ensure safety by monitoring safety equipment, identifying potential issues and taking appropriate steps to suspend the operation with consultation with your shift supervisor/maintenance team.
  • Maintain steam pressure for production operation as per steam demand for processing.
  • Continuously communicate with the production operator on steam demand hourly.
  • Monitor and control boiler performance and settings by reading gauges, meters and charts to track boiler operation.
  • Monitor boiler water and chemicals and coal levels hourly.
  • Maintain the housekeeping of boiler room/area all the time.
  • Monitor your stocker movement every hour to ensure it is still aligned on its path.
  • Receive delivery of coal and inspect whether it complies with Grade A pea size specifications without excessive duff/loose powder before tipping.
  • Inform your shift supervisor if coal delivered is out of specification.
  • Keep your coal bund pit full at all times.
  • Report low coal levels to your shift supervisor for ordering.
  • Ensure sufficient coal stock is available to last at least two days.
  • Grease boiler components that require greasing. If unsure, ask the maintenance team to show you the greasing points.
  • Update log sheet/book hourly.
  • Perform soot blowing.
  • Blow down the boilers as instructed by the guideline to remove impurities.
  • Monitor water level and temperature in the hotwell tank hourly.
  • Continuously check blowdown valve to avoid blockages.
  • Ensure water treatment and sampling is conducted to prevent boiler damage.
  • Trim coal and remove ash from grit arrester.
  • Remove ash trolley as and when required.
  • Clean the brine tank and water filter.
  • Clean grit collector.
  • Ensure plant equipment hygiene is of top quality.
  • Ensure compliance with AEL licence requirements under the boiler section.
  • Provide a written handover to the next shift.
  • Follow the boiler operating procedure by conducting blowdowns, doing TDS tests and recording results during your shift.
  • Ensure boiler softener system is working correctly.
  • Keep all boilers clean and shiny.
  • Clean boiler tubes after every three months.
  • Ensure Mobrey automatic water level controller is functioning correctly. If not, report to your shift supervisor and maintenance team.
  • Be able to bank the fire.
  • Replace broken links and rods on your stocker.

Quality

  • Ensure coal received complies with Grade A pea size specifications.

Policy

  • Ensure you follow and apply company policies in your work area.

Safety

  • Ensure you use the correct PPE provided.
  • Use safety harnesses when working at height.
  • Apply Health and Safety Regulations inside the boiler house.

Desired Experience & Qualifications

  • Ability to work independently and work within a team.
  • Strong work ethic.
  • Willingness to work overtime and accept off-shift assignments.
  • Ability to work with minimum supervision.
  • Good communication skills.
  • Ability to work under pressure.

Important Notes

  • Candidates must be willing to relocate to Greylingstad (Nthorwane), Mpumalanga.
  • Applicants residing in Johannesburg or other metropolitan areas who intend to commute will not be considered.
  • The role requires shift work (07:00 – 19:00 on a rotational basis), making daily commuting impractical.
  • A guaranteed 13th cheque is included.
  • Performance-based bonuses are awarded based on individual performance and achievement of KPIs.
Job details
Job typeFull-time
ProvinceMpumalanga
CityMpumalanga
Posted24 June 2026
Closing23 August 2026
Sentinel Staffing Services
Mpumalanga, Mpumalanga
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