- DIY timber projects and woodworking, applying practical skills in building decking, framing, and other small structures
Wei Dai
Auckland,Glenfield
Summary
Senior civil/structural engineer with 10 years’ experience delivering water and wastewater infrastructure projects across New Zealand and internationally. Strong background in reinforced concrete, buried and water-retaining structures, with direct involvement in treatment plant-related assets, construction interfaces, and supplier coordination. Experienced in technical leadership, quality assurance, and multidisciplinary liaison, with a practical, site-aware approach aligned to construction supervision and safe delivery. CPEng (Structural) application planned for early 2026.
Overview
11
11
years of professional experience
Work History
Lead Engineer – Precast & Structural Design
Hynds Pipe Systems
01.2025 - Current
- Lead technical delivery of precast civil infrastructure projects, including water-retaining and wastewater-related assets used in treatment and conveyance systems.
- Act as the primary technical interface between project managers, construction teams, suppliers, and external consultants.
- Provide construction-phase support, responding to RFIs, resolving buildability issues, and coordinating design adjustments to suit site conditions.
- Oversee QA processes including design checks, documentation control, and PS1 preparation, contributing to PS2 reviews under CPEng oversight.
- Mentor engineers and drafters, ensuring safe, compliant, and constructible outcomes.
Technical Services Engineer
Hynds Pipe Systems
12.2019 - 01.2025
- Project engineer for precast bridges, box culverts, chambers, and water-retaining structures used in stormwater and wastewater networks.
- Delivered end-to-end design for multiple infrastructure projects, from concept through IFC and construction support.
- Sole structural designer for a $1M Cambridge C2/C3 box culvert project, coordinating with contractors, council reviewers, and internal manufacturing teams.
- Lead designer for the Branch River Hydropower box culvert gallery ($500k), including construction-stage support; finalist for Hynds Project of the Year 2022.
- Regularly liaised with site teams and suppliers to resolve installation constraints, lifting methodologies, and sequencing issues.
- Developed Excel-based design and checking tools to support QA consistency and efficient project delivery.
- Applied seismic design requirements per NZS 1170.5 and TS 1170.5:2025, with consideration of construction and operational performance.
Civil Structural Engineer
City Council of Guiyang
01.2016 - 01.2019
- Structural inspection and design review of reinforced concrete civil defence and water-related infrastructure.
- Exposure to construction supervision, compliance checks, and coordination with contractors and municipal authorities.
Hydropower Engineer
Power China Engineering Corporation
01.2015 - 01.2016
- Design of dam and hydraulic structures, including geometry, stability analysis, and construction drawings.
- Close collaboration with construction teams and equipment suppliers.
Education
Master of Science - Structural & Concrete Engineering (Merit)
University of Sheffield
United Kingdom11-2014
Bachelor of Engineering - Civil Engineering
Dalian University of Technology
China06-2013
Skills
- Wastewater & treatment infrastructure: storage tanks, chambers, culverts, treatment-related civil structures
- Project engineering & delivery: design through IFC, construction support, site queries, supplier coordination
- Construction interface: precast manufacture, installation sequencing, tolerances, and equipment interfaces
- Quality Assurance & H&S: design QA, PS1/PS2 processes, constructability reviews, risk identification
- Stakeholder liaison: project managers, contractors, councils, suppliers, and multidisciplinary teams
- Regulatory compliance: NZS 1170 series, NZS 3101/3106, NZTA Bridge Manual, council requirements
Interests
Professional Registration & Additional Information
- CPEng (Structural) – application planned for early 2026.
- Member of Engineering New Zealand
- Full New Zealand driver’s licence
- Fluent in English and Mandarin
Timeline
Lead Engineer – Precast & Structural Design
Hynds Pipe Systems
01.2025 - Current
Technical Services Engineer
Hynds Pipe Systems
12.2019 - 01.2025
Civil Structural Engineer
City Council of Guiyang
01.2016 - 01.2019
Hydropower Engineer
Power China Engineering Corporation
01.2015 - 01.2016
Master of Science - Structural & Concrete Engineering (Merit)
University of Sheffield
Bachelor of Engineering - Civil Engineering
Dalian University of Technology