Mining Site Supervisor – Shaft Sinking (Contractor)

Reference Number: GIB-379
Job Type: Contract
Location: Secunda, Mpumalanga, South Africa
Company: GIBB Mining (GIBB Group)
Category: Mining / Engineering / Construction

Job Overview

GIBB Mining, a subsidiary of the GIBB Group, is looking for an experienced Mining Site Supervisor – Shaft Sinking to oversee shaft sinking operations and mining construction activities.

The role is responsible for ensuring that all shaft sinking activities are conducted safely, efficiently, and in compliance with regulatory and project standards, while maintaining quality control and project timelines.

Key Responsibilities

Safety & Compliance

• Ensure compliance with Mine Health and Safety Act (MHSA) regulations.

• Monitor safety protocols including gas detection, isolation procedures, and PPE compliance.

• Participate in Visible Felt Leadership (VFL) safety inspections.

• Participate in incident and accident investigations.

Site Supervision & Construction Management

• Oversee shaft sinking operations and site construction activities.

• Monitor contractor performance and ensure equipment is safe and fit for purpose.

• Ensure contractors follow approved drawings and the latest revisions.

• Monitor the schedule of work to ensure compliance with project timelines.

Quality Control

• Implement and monitor the Quality Plan with hold points.

• Ensure work complies with GIBB and Sasol standards and specifications.

• Monitor progress and prepare site variance reports.

Shaft Sinking & Installation Oversight

• Monitor shaft bunton and guide installation.

• Inspect and record elevations of curb rings, bunton boxes, and station steelwork.

• Monitor headgear erection and guide alignment.

• Ensure proper installation of shaft bottom civil works and steel structures.

Equipment & Maintenance Monitoring

• Monitor mechanical maintenance and statutory inspections of sinking winders and winches.

• Oversee water handling during shaft sinking and equipping stages.

• Ensure contractor cranes, lifting equipment, and rigging systems comply with safety requirements.

Project Coordination & Reporting

• Attend construction, planning, and safety meetings.

• Maintain and review daily progress diaries.

• Report progress, safety issues, and project risks to the Shaft Package Manager or Construction Manager.

Commissioning & Project Handover

• Assist with commissioning of shaft systems.

• Conduct inspections for completed work and compile punch lists for remedial work.

• Support final project handover and certification processes.

Minimum Requirements

Qualifications

• National Diploma in Mining Engineering

Experience

• Minimum 5 years experience as a Mining Shiftboss or Mine Overseer (Underground)

• Minimum 5 years shaft sinking and equipping experience

• Knowledge of ISO standards and mining regulations

Key Knowledge

• Mine Health and Safety Act and Regulations

• Shaft sinking construction methods

• Quality control procedures

• Mining equipment and underground operations

• Safety and environmental management systems

Core Competencies

• Problem analysis and logical thinking

• Technical mining expertise

• Planning and organisational skills

• Leadership and team supervision

• Attention to detail

• Strong communication skills

• Decision-making and initiative

• Integrity and professionalism

• Customer and stakeholder orientation