Irrigation Designer

Irrigation Designer Mayfly Agri Ltd
• Nelspruit, ZA

A well-established consulting design engineering company specialising in irrigation is seeking the above to be responsible for delivering accurate, cost-effective, and practical irrigation designs (drip, micro, pivot, pump stations, pipelines, and steel structures) that meet client requirements, agronomic needs, and statutory standards, while providing full technical support from initial site assessment through to project handover.

Minimum requirements for the role:

• Must have Grade 12 (Matric) with Mathematics; A National Diploma or
  
  B. Tech. in Civil Engineering or Agricultural Degree is highly advantageous
• Minimum 1–3 years’ practical irrigation design experience
• SABI irrigation design courses (Level 1–3) is advantageous
• Proven proficiency in Civil Designer software (Survey, Terrain and Water modules) and Autodesk Civil 3D
• Strong Microsoft Office skills, particularly advanced Excel for calculations, BOQs and data analysis
• Hands‑on experience with SOM Reach RS2/RS3+ surveying equipment is advantageous
• Must have a valid Code B (or higher) driver’s license and willingness to travel regularly (including overnight stays) within Mpumalanga, Limpopo and neighbouring countries
• Fully fluent in English and Afrikaans (spoken and written technical reports)

The successful candidate will be responsible for:

• Conducting detailed site surveys using RTK GPS (Reach RS3/RS2+) and traditional methods to gather accurate topographic and infrastructure data.
• Producing complete irrigation system designs (drip, micro‑jet, centre pivots, solid‑set) using Civil Designer (Water, Terrain & Survey modules) and/or Autodesk Civil 3D.
• Designing pump stations, filtration systems, mainlines, sub‑main arteries, and associated steel structures in accordance with SABI, SANS, and manufacturer guidelines.
• Performing hydraulic calculations, pipe sizing, pump selection, and energy‑efficiency optimisation for each project.
• Compiling accurate schedules of quantities, material lists, and cost estimates for tender and construction purposes.
• Carrying out regular site inspections during installation to ensure construction complies with the approved design and specifications.
• Liaising directly with clients, farmers, contractors, and suppliers to understand requirements, present design options, and incorporate feedback.
• Preparing professional reports, layout drawings, detailed schematics, and as‑built documentation in both English and Afrikaans.
• Collaborating closely with the tender and production departments to ensure seamless project flow from quotation to completion.
• Continuously improving design standards, staying updated on new irrigation technologies, and contributing to the company’s technical knowledge base.

Irrigation Designer
• Nelspruit, ZA