Refractory Mason

Job Description

Job Summary

The Refractory Mason at Dangote Cement Plc is repsonsible for carrying out installation, maintenance, and repair of refractory linings in kilns, furnaces, and other high-temperature equipment to ensure optimal plant performance, safety, and operational efficiency.

Key Duties and Responsibilities

• Install refractory bricks, castables, and insulation materials in kilns, cyclones, preheaters, and related equipment.
• Ensure proper alignment, spacing, and thickness in line with technical specifications.
• Carry out anchoring and lining activities as required.
• Inspect refractory linings for wear, cracks, and damage.
• Remove defective refractory materials and replace with new installations.
• Perform patching and emergency repairs during plant operations and shutdowns.
• Prepare surfaces prior to installation (cleaning, leveling, etc.).
• Mix and apply refractory materials (castables, mortar, gunning mixes).
• Ensure proper curing and drying of installed materials.
• Conduct routine checks to ensure integrity of refractory linings.
• Adhere strictly to installation procedures and manufacturer specifications.
• Report defects and recommend corrective actions.
• Follow all plant safety procedures and use appropriate PPE.
• Work safely in high-temperature and confined environments.
• Maintain good housekeeping of work areas.
• Provide feedback on work completed and materials used.
• Support supervisors in tracking maintenance activities and shutdown work.

Requirements

• Minimum of Trade Test Certification.
• At least 3–5 years experience as a Refractory Mason in a cement plant or heavy industrial environment.
• Proven experience working on kilns, furnaces, or similar high-temperature equipment.
• Strong knowledge of refractory materials and installation techniques.
• Ability to read and interpret basic technical drawings.
• Good physical strength and stamina.
• Attention to detail and quality workmanship