About this role

Bentonite Operator

Location: Lagos

Employment Type: Full-time

Industry: Foundation Engineering & Construction

Department: Technical Operations / Site Operations

Location: Lagos, Nigeria, with deployment to project sites anywhere across Nigeria

Reports To: Bentonite Engineer / Site Engineer / Operations Manager

Work Arrangement: Fully On-site

Candidate Type: Expatriate

The Bentonite Operator will operate and maintain bentonite and polymer slurry preparation, circulation, treatment, and recycling equipment used in bored piling and diaphragm wall construction.
The role ensures the continuous supply of slurry that meets operational requirements while maintaining equipment reliability, safe working practices, and accurate operational records.

Slurry Plant Operations:

Operate bentonite mixing plants, slurry pumps, desanding units, storage tanks, and associated equipment.
Prepare and mix bentonite or polymer slurry according to approved instructions.
Monitor slurry circulation, transfer, storage, and recovery during construction activities.
Ensure adequate slurry is available to support piling and diaphragm wall operations.
Monitor equipment gauges, controls, flow rates, and other operating indicators.
Report unusual equipment behaviour or changes in operating conditions promptly.

Equipment Inspection and Maintenance:

Conduct pre-start checks and routine inspections of slurry plant equipment.
Identify leaks, blockages, abnormal vibration, pressure changes, and other equipment faults.
Carry out routine cleaning and basic preventive maintenance within the scope of training and authorisation.
Report equipment breakdowns and assist maintenance personnel with repairs.
Maintain clean, organised, and safe plant operating areas.

Slurry Handling and Quality Support:

Assist with slurry sampling and testing as instructed by the Bentonite Engineer.
Monitor mixing ratios and material consumption according to approved procedures.
Support slurry recycling, desanding, and waste handling.
Report slurry shortages, contamination, or other operating problems.
Follow instructions regarding the handling and storage of bentonite and polymer materials.

Safety and Environmental Compliance:

Reporting and Coordination:

Maintain daily operating logs and records of slurry production and consumption.
Record equipment operating hours, faults, and maintenance requirements.
Coordinate with bentonite engineers, piling crews, and other plant personnel.
Report material shortages and operational challenges promptly.
Key Performance Indicators (KPIs)
Availability and reliability of slurry plant equipment.
Timely supply of slurry to construction operations.
Compliance with approved operating procedures.
Reduction in avoidable material losses and equipment downtime.
Accuracy of daily operating records.
Timely reporting of equipment faults and operational issues.
Compliance with HSE and environmental requirements.
Qualifications and Experience
Relevant technical, vocational, or trade qualification is preferred.
Minimum of five years' relevant experience operating bentonite plants, slurry systems, or similar equipment.
Practical experience with mixing plants, pumps, desanders, pipelines, and slurry storage systems.
Relevant equipment operator competency certification or OEM training is an advantage.
Experience on bored piling or diaphragm wall construction sites is desirable.

Required Skills and Competencies:

Preferred candidate markets include:

Thailand, Philippines, Indonesia, India, Vietnam, Bangladesh, Pakistan, Sri Lanka, Nepal, Egypt, and other countries with strong relevant industry experience
Candidates must possess practical, verifiable experience relevant to the specific position and be willing to work in Nigeria.
Work Location and Conditions
Primary location: Lagos, Nigeria.
Project deployment: Any state across Nigeria, including remote project locations.
Work arrangement: Fully on-site; not hybrid or remote.
Working days: Monday to Saturday.
Working hours: Project-based, depending on site requirements.
Work authorisation: Applicable Nigerian immigration and work permit requirements must be met.
Candidates must possess practical, verifiable experience relevant to the specific position and be willing to work in Nigeria.

Work Location and Conditions:

Primary location: Lagos, Nigeria.
Project deployment: Any state across Nigeria, including remote project locations.
Work arrangement: Fully on-site; not hybrid or remote.
Working days: Monday to Saturday.
Working hours: Project-based, depending on site requirements.
Probationary period: Six months.
Annual vacation: 10 days.
Work authorisation: Applicable Nigerian immigration and work permit requirements must be met.
Candidates must be prepared to travel, relocate between project sites, and work under the conditions associated with active foundation engineering and construction projects.
Additional Benefits
Accommodation support.
Transportation support.
Work permit assistance where applicable.
Project-related allowances.
Medical support in line with company policy.
Career progression and leadership opportunities.
Exposure to major infrastructure and foundation engineering projects.
Technical development and professional certification support where applicable.

25th November, 2026.

Bentonite Operator