Water and Sanitation Design Engineer

About the role

Kufanikiwa Consulting is looking for a qualified designer to plan, analyse and design water and sanitation infrastructure, from feasibility and concept development through to preliminary and detailed design, tender documentation and construction support. The focus is on bulk water pipelines, water distribution networks, sewer pipelines, rising mains and associated infrastructure. The position is based at the Durban head office, with travel to project sites as required.

Key responsibilities

• Undertake feasibility, concept, preliminary and detailed designs for water and sanitation infrastructure.
• Design bulk water pipelines, water distribution networks, gravity sewer systems and rising mains.
• Perform hydraulic calculations, network analysis and modelling to assess capacity, pressure, flow, velocity and head losses.
• Develop pipeline routes, profiles, longitudinal sections, hydraulic grade lines and construction details.
• Design valve chambers, manholes, pipeline crossings and other related structures.
• Prepare engineering drawings in AutoCAD, AutoCAD Civil 3D and IDAS, and use hydraulic and civil design software such as WaterMate or Civil Designer.
• Prepare design calculations, technical reports, specifications, schedules, bills of quantities and tender documentation.
• Review survey data, geotechnical information and specialist investigations, and coordinate with engineers, project managers, technicians and surveyors.
• Carry out design reviews and quality checks, identify design risks and clashes, and support procurement and construction, including RFIs and contractor submissions.
• Monitor design progress against project programmes and guide junior designers and technicians.

Required profile

• National Diploma, BTech, BEng or BSc in Civil Engineering.
• At least four years of relevant civil engineering design experience in the water and sanitation sector.
• Knowledge of construction methods, materials and design standards; preference for applicants registered with the Engineering Council of South Africa.
• A valid driver's licence and own vehicle preferred.

Required skills

• AutoCAD, AutoCAD Civil 3D and IDAS.
• WaterMate or equivalent hydraulic and civil design software.
• Microsoft Office.
• Hydraulic calculations, network analysis and modelling.

To apply, send a CV, copies of qualifications and details of professional registration by email to the company's careers address; the closing date is 16 November 2026.