RAG
Rose Avenue Group
Assistant Technical Designer - Greenhouse/Irrigation at Rose Avenue Group
KenyaFull TimeMid-Senior Level
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Job Responsibilities
Greenhouse & Irrigation System Design
Assist in the design and preparation of technical solutions for greenhouse and irrigation projects.
Prepare irrigation system layouts based on crop requirements, Farm/site characteristics, water source and availability, required irrigation method, required flow rates and pressures, farm size and topography, customer requirements, available irrigation equipment.
Assist with the design of various irrigation systems, including where applicable, drip irrigation, sprinkler irrigation, micro-irrigation, fertigation systems, pumping systems, filtration systems, water distribution systems and irrigation networks for greenhouse projects.
Support technical calculations including pipe sizing, flow requirements, pressure requirements and basic hydraulic calculations.
Assist in selecting appropriate irrigation components and equipment based on system requirements.
Support greenhouse structural design and layout for commercially available covered farming structures.
Ensure designs are practical, technically sound and suitable for installation and operation.
Review designs with the Senior Technical Designer before submission to customers or implementation teams.
AutoCAD & Technical Draughting
Prepare accurate technical drawings using AutoCAD or other approved CAD software.
Produce greenhouse and irrigation drawings based on approved designs and site information.
Prepare, revise and maintain site layouts, Irrigation layouts, Greenhouse layouts, Pipe network drawings, equipment layouts, pump and filtration arrangements, system schematics, Installation drawings.
Incorporate engineering and technical specifications into drawings.
Ensure drawings contain appropriate dimensions, legends, notes, symbols, equipment references and revision information.
Maintain drawing accuracy and consistency across different project documents.
Make design amendments and revisions based on technical reviews, site conditions or customer requirements.
Ensure only approved and current drawings are issued for project execution.
Maintain proper electronic and physical filing of drawings and design documents.
Site Surveys & Technical Verification
Participate in site visits and surveys for greenhouse and irrigation projects.
Collect and verify technical information required for design, including site dimensions, topography, water source, water availability, existing infrastructure, pumping arrangements, power availability, farm layout, crop requirements, proposed greenhouse location etc.
Take accurate measurements and ensure that site information used in drawings is reliable.
Identify site constraints that may affect design, installation or project cost.
Liaise with sales, agronomy, project and technical teams to obtain missing project information.
Update designs where actual site conditions differ from initial assumptions.
Bill of Quantities (BOQ) Preparation
Prepare detailed Bills of Quantities for greenhouse and irrigation projects.
Accurately determine quantities of pipes, fittings, valves, filters, pumps, drippers, sprinklers, fertigation equipment, greenhouse structures, covering materials, irrigation accessories, electrical/control components where applicable, installation materials and other project-specific components.
Ensure BOQs are based on approved technical drawings and specifications.
Cross-check BOQs against drawings to ensure completeness and accuracy.
Identify omissions, duplication or inconsistencies before submission.
Update BOQs following design changes.
Maintain standard BOQ templates and item descriptions where applicable.
Work closely with Procurement, Sales, Finance and Project teams where pricing or product information is required.
Cost Estimation & Quotations
Prepare detailed project cost estimates based on approved designs and BOQs.
Assist in preparation of customer quotations for greenhouse and irrigation projects.
Ensure that all major project cost components are captured.
Obtain and verify applicable product prices and technical specifications.
Assist in costing of equipment, materials, structures & accessories, installation requirements and other project-related costs.
Identify opportunities to optimise project costs without compromising technical integrity or quality.
Ensure quotation inputs are consistent with approved technical designs and BOQs.
Support revisions to quotations resulting from changes in scope or customer requirements.
Maintain confidentiality and accuracy of costing information.
Technical Documentation & Drawing Management
Maintain an organised technical documentation system for all assigned projects.
Maintain current versions of drawings, BOQs, cost estimates, technical specifications, site survey information, project revisions.
Maintain project documentation in accordance with Amiran Kenya's document-control procedures.
Support preparation of technical reports and project documentation.
Project Technical Support
Provide technical support during project implementation.
Clarify technical drawings and specifications to project implementation teams.
Support resolution of technical queries arising during installation.
Liaise with project teams to identify design-related challenges.
Support technical inspections and verification of installed systems.
Assist in identifying deviations between approved designs and actual installations.
Support preparation of technical modifications where required.
Participate in project review meetings where technical input is required.
Support commissioning activities and technical handover where assigned.
Technical & Application Support
Provide technical information on greenhouse structures and irrigation equipment.
Support the Sales and Business Development teams with technical information during customer engagements.
Explain technical features, applications, limitations and appropriate use of greenhouse and irrigation products.
Assist in matching customer requirements with appropriate technical solutions.
Support preparation of technical proposals and presentations.
Assist in responding to customer technical queries.
Keep abreast of new greenhouse, irrigation, fertigation and agricultural infrastructure technologies.
Develop and maintain knowledge of Amiran's available greenhouse and irrigation product portfolio.
Training & Knowledge Transfer
Quality Assurance & Compliance
Ensure technical drawings and designs meet approved company standards.
Conduct quality checks before releasing drawings and BOQs.
Verify that design outputs correspond with customer requirements and approved project scope.
Ensure technical documentation is complete and traceable.
Escalate technical risks or design discrepancies to the Senior Technical Designer.
Comply with applicable company procedures, health and safety requirements and relevant technical standards.
Maintain professional and ethical standards in technical design and costing activities
Other Requirements
MINIMUM ACADEMIC QUALIFICATIONS
Minimum: Bachelor's Degree in one of the following or a closely related discipline:
Agricultural Engineering.
Irrigation Engineering.
Water Engineering.
Civil Engineering.
Mechanical Engineering.
Agricultural Technology/Engineering.
Other relevant technical engineering discipline.
Preferred: Bachelor's Degree in Agricultural Engineering, Irrigation Engineering, Water Engineering, Civil Engineering or a closely related field.
Additional training/certification in CAD, irrigation design, hydraulics, greenhouse technology or project management will be an advantage.
PROFESSIONAL EXPERIENCE
Minimum Experience: 2–3 years of relevant professional experience in technical design, irrigation, greenhouse systems, agricultural engineering, CAD draughting, project estimation or a closely related field.
Preferred Experience – The ideal candidate should have practical exposure to:
Irrigation system design.
AutoCAD/CAD draughting.
BOQ preparation.
Cost estimation.
Technical quotations.
Greenhouse design or installation.
Irrigation equipment.
Hydraulic systems.
Pump and filtration systems.
Site surveys.
Agricultural projects.
Technical project support.
PROFESSIONAL CERTIFICATION & MEMBERSHIP
Where applicable, membership or eligibility for membership of a recognised professional body relevant to the candidate's discipline will be an added advantage.
Relevant professional development or certification in:
Irrigation design.
CAD/AutoCAD.
Agricultural engineering.
Greenhouse technology.
Hydraulic design.
Project management skills will also be advantageous.
TECHNICAL COMPETENCIES
Essential AutoCAD/CAD
Ability to prepare professional 2D technical drawings.
Ability to interpret and modify technical drawings.
Ability to maintain drawing standards and revision control.
Irrigation Design
Understanding of irrigation system principles.
Ability to develop irrigation layouts.
Basic hydraulic calculations.
Pipe sizing.
Flow and pressure calculations.
Irrigation equipment selection.
BOQ Preparation
Accurate quantity take-offs.
Preparation of detailed material schedules.
Cross-checking drawings against BOQs.
Preparation of project cost estimates.
Understanding of material and equipment pricing.
Preparation of technical inputs for quotations.
Computer Skills
Irrigation design software.
Hydraulic modelling software.
3D CAD/design software.
GIS/GPS applications.
Project management software.
Greenhouse design software.
Knowledge of fertigation systems.
Knowledge of pumps, filtration and water treatment systems.