Wet & Fire Engineer – Civil/Mechanical

Execustaff South Africa (Pty) Ltd; Gauteng; On-site; ZAR 650,000 - 950,000; Full time

Job summary

Execustaff South Africa (Pty) Ltd seeks a design specialist for wet services, fire engineering, and sustainability integration within building services. The role covers water reticulation, wastewater drainage, fire protection systems, and design documentation across all ECSA stages, ensuring standards compliance and effective cross-disciplinary collaboration.

The candidate will contribute to developing reusable templates and tools, aligning with audit standards and design methodologies.

Responsibilities

• Domestic hot and cold-water reticulation per SANS 10252-1, including hot water generation design and specification.
• Internal wastewater and condensate drainage per SANS 10252-2 and SANS 10400-P.
• Water supply storage and booster pump station design, including pump selection and pressure management.
• Soil and wastewater pump station design.
• Specification of packaged water and wastewater treatment plant requirements in coordination with process engineers.
• Conditional assessments of existing building services on retrofit and refurbishment engagements.
• Fire-water reticulation for hydrants and hose reels per SANS 10400-W.
• Sprinkler systems per SANS 10287 / BS EN 12845 / NFPA 13 as applicable.
• Fire pumps and pressure management; sizing and selection.
• Fire-water storage sizing and basis-of design reporting.
• Fire safety strategies and fire signage in accordance with SANS 10400-T and related codes.
• Integration with detection / alarm (SANS 10139), smoke control, and means-of escape design.
• Fire-compliance assessment within Company's water audit product — code compliant fire reserves, reticulation and pump adequacy, assessed and reported within the audit standard.
• Sustainable urban drainage systems (SUDS) — attenuation, storage, infiltration devices, softened conveyance.
• Rainwater and greywater harvesting design.
• Recycling and reuse of HVAC condensate, process water, and stormwater.
• Integration of groundwater (from borehole abstraction) into building-side reticulation.
• Stage 1–2: Inception, briefing, basis-of design, options analysis.
• Stage 3–4: Developed and detailed design, drawings, specifications, BoQs, tender documentation, contractor evaluation.
• Stage 5–6: Construction administration, site inspection, commissioning, performance verification, close-out, O&M manuals.
• Coordinate with architects, civil and structural engineers, mechanical engineers (HVAC), electrical engineers, process engineers (groundwater / treatment), and (implementation).
• Resolve interface issues; produce clear deliverables for adjacent disciplines.
• Codify your design work into reusable templates and design tools.
• Contribute to aQco's wet services and fire engineering design standards — including the fire-assessment methodology within our audit product.

Job description

Execustaff South Africa (Pty) Ltd seeks a design specialist for wet services, fire engineering, and sustainability integration within building services. The role covers water reticulation, wastewater drainage, fire protection systems, and design documentation across all ECSA stages, ensuring standards compliance and effective cross-disciplinary collaboration.

The candidate will contribute to developing reusable templates and tools, aligning with audit standards and design methodologies.