Diaphragm Wall Engineer

Bradfield consulting

Bradfield consulting is a professional service firm created to provide human resource solutions for organizations of any size.

Our goal is to help our esteemed clients eliminate issues bordering on having incompatible or inexperienced employees. Our partnership begins from attracting the right employees, settling them well at work and ensuring that they are equipped to deliver on your goals.

Our culture of seamless collaboration enables us to go well beyond recruitment; we meet with every client, seeking to understand their needs and culture in a bid to engage the perfect candidate fit for them. This collaborative culture of problem-solving enables us to add great value to our clients businesses.

We are recruiting to fill the position below:

Job Title: Diaphragm Wall Engineer

Location: Lagos

Employment Type: Full-time, with deployment to project sites anywhere across Nigeria

Work Arrangement: Fully On-site

Industry: Foundation Engineering & Construction

Department: Projects / Construction

Reports To: Project Manager / Construction Manager

Candidate Type: Expatriate

Probationary period: Six months.

Project deployment: Any state across Nigeria, including remote project locations.

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.

Annual vacation: 10 days.

Job Summary

• The Diaphragm Wall Engineer will plan, coordinate, supervise, and monitor diaphragm wall construction activities, ensuring that excavation, slurry support, reinforcement installation, joint preparation, and concrete placement are carried out in accordance with approved engineering designs, project specifications, and quality and safety requirements.
• The role requires practical expertise in diaphragm wall construction methods, bentonite or polymer slurry systems, trench stability, reinforcement cage installation, and tremie concreting.

Key Responsibilities

Construction Planning and Execution:

• Review engineering drawings, geotechnical reports, method statements, and project specifications.
• Plan daily diaphragm wall construction activities and coordinate labour, equipment, materials, and subcontractors.
• Supervise guide wall construction, trench excavation, panel sequencing, and joint preparation.
• Monitor excavation depth, trench alignment, verticality, and stability.
• Coordinate excavation teams, slurry plant operators, reinforcement crews, and concrete suppliers.
• Monitor construction progress and report delays or technical challenges.
• Recommend corrective actions to improve productivity and construction quality.

Slurry Management and Trench Stability:

• Coordinate the preparation, circulation, testing, treatment, and recycling of bentonite or polymer slurry.
• Ensure slurry properties meet project requirements throughout excavation.
• Monitor trench stability and ensure appropriate slurry support procedures are followed.
• Coordinate desanding and slurry treatment operations.
• Investigate slurry-related problems and implement corrective measures with relevant specialists.

Reinforcement and Concreting:

• Supervise reinforcement cage preparation, lifting, installation, and positioning.
• Verify cage dimensions, reinforcement cover, joint details, and installation requirements.
• Coordinate tremie pipe installation and concrete placement.
• Monitor concrete delivery, placement continuity, and relevant quality records.
• Ensure construction activities are documented and comply with approved procedures.

Quality Assurance and Technical Compliance:

• Coordinate inspections and testing with the QA/QC team.
• Verify panel dimensions, excavation records, slurry test results, reinforcement details, and concrete records.
• Ensure non-conformances are documented and resolved.
• Support required integrity testing and other specified quality assessments.
• Maintain accurate panel-by-panel construction records.

Equipment and Site Coordination:

• Coordinate the availability of diaphragm wall grabs, trench cutters, cranes, slurry plants, pumps, and associated equipment.
• Work with plant engineers to minimise downtime.
• Monitor resource utilisation and identify opportunities to improve productivity.
• Ensure safe equipment movement and lifting operations.

Health, Safety, and Environmental Compliance:

• Enforce site safety procedures and environmental requirements.
• Participate in risk assessments, toolbox talks, and site inspections.
• Ensure excavation, lifting, and slurry management activities follow approved safety procedures.
• Report incidents, unsafe conditions, and environmental concerns promptly.

Reporting and Coordination:

• Prepare daily production reports, technical records, and progress updates.

• Maintain excavation, slurry, reinforcement, and concrete placement records.

• Liaise with project management, consultants, surveyors, geotechnical teams, and other site personnel.

• Key Performance Indicators (KPIs)

• Compliance with diaphragm wall design and construction specifications.

• Panel completion rates against project schedules.

• Excavation alignment, verticality, and dimensional accuracy.

• Slurry testing compliance and trench stability performance.

• Quality of reinforcement installation and concrete placement.

• Equipment utilisation and operational efficiency.

• Timely resolution of technical issues and non-conformances.

• Compliance with HSE requirements and reporting deadlines.

• Qualifications and Experience

• B.Sc., B.Eng., or HND in Civil Engineering, Geotechnical Engineering, or a related discipline.

• Minimum of five years' relevant experience in diaphragm wall construction, deep foundations, or geotechnical engineering.

• Practical experience in trench excavation, slurry systems, reinforcement cage installation, and tremie concreting.

• Experience with bored piling, ground improvement, or marine foundation works is an advantage.

• Relevant professional memberships and technical certifications are an advantage.

Required Skills and Competencies:

• Strong understanding of diaphragm wall construction techniques.
• Knowledge of slurry-supported excavation and trench stability.
• Ability to interpret technical drawings and construction specifications.
• Strong site supervision, planning, and coordination skills.
• Technical problem-solving and decision-making abilities.
• Effective communication and reporting.
• Ability to work under pressure and on remote sites.
• Willingness to work in Lagos and be deployed to project sites anywhere across Nigeria.

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.

• Candidates must possess practical, verifiable experience relevant to the specific position and be willing to work in Nigeria.

• 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.

Application Closing Date

25th November, 2026.