Tunnelling Engineer
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Location
In office (Johannesburg)
Seniority
Staff · 10+ years exp
Employment
Full-Time
First seen by Alion on Oct 28, 2026. Optim-G scores A on the Alion truth index.
Overview
Company
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Profile match
Optim-G is a South African recruitment and engineering resourcing company that places mining and process industry professionals, including control and instrumentation engineers, CAD managers, contracts managers and software architects. Its clients include global process manufacturers and underground mining projects, with some roles based abroad. The company is headquartered in Johannesburg, South Africa.
Introduction
Our client, a Mining Engineer at a multidisciplinary infrastructure advisory and technical services firm operating across South Africa is looking for a Tunnelling Engineer to join their team in Midrand. The successful incumbent will be responsible for the planning, design and technical oversight of safe and cost-effective tunnelling projects.
- Tunnel design and planning: Plan and design tunnel layouts, excavation sequences, support systems and construction methodologies for mining and infrastructure projects.
- Ground conditions and support: Assess geotechnical and rock mass conditions, and specify appropriate ground support and ventilation requirements.
- Technical advisory: Conduct feasibility studies, cost estimates and technical reviews for tunnelling projects and site expansions.
- Construction oversight: Oversee tunnel excavation and construction activities, including drilling, blasting, mucking and lining, to ensure quality, productivity and programme adherence.
- Risk and quality management: Identify, assess and manage technical, safety and construction risks, and review contractor designs and methods.
- Compliance and safety: Ensure adherence to South African regulations, including the Mine Health and Safety Act (MHSA), the Occupational Health and Safety Act (OHSA) and environmental requirements.
- Stakeholder coordination: Work alongside geologists, geotechnical and civil engineers, environmental consultants, quantity surveyors and project managers on multidisciplinary projects.
- Mentorship and leadership: Provide technical leadership and guide and mentor junior engineers.
- B-Tech, BEng or BSc in Mining Engineering.
- Registered as a Professional Technologist Engineer (PrTechEng) or Professional Engineer (PrEng) with ECSA.
- Minimum 10 years' relevant professional experience in tunnelling engineering.
- Sound understanding of South African mining legislation and safety/environmental compliance frameworks.
- Strong leadership, project management, technical analysis and problem-solving abilities.
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