Drainlayer – CB Civil

We’re looking for an experienced Drainlayer to join our Waikato team, working across a range of civil and Drainage projects in Hamilton.
This role suits someone who takes pride in doing quality work, can lead by example on site and understands the importance of safety, compliance and getting the job done right. At CB Civil we don’t overcomplicate things – we back good people, we expect high standards and we work hard to deliver quality outcomes.
Your Key Impact
In this role, you’ll play a key part in delivering drainage works to a high standard across our Waikato projects. Your experience will help ensure work is completed safely, to specification, and with the quality our clients and crews expect.
What you’ll be doing
- Installing and supervising drainage works including pipes, subsoil drainage and manholes
- Carrying out trench excavation, potholing and pipeline laying
- Ensuring correct alignment, connections and quality across drainage installations
- Managing water flow, trench stability and site conditions
- Reading and working from plans, drawings and Inspection Test Plans (ITPs)
- Supporting and guiding crew members to maintain safety and quality standards
- Ensuring compliance with health & safety, environmental requirements and company policies
What you’ll bring
Key requirements:
- Registered Drainlayer (or ability to gain certification through the PGDB)
- Strong knowledge of drainage installation methods, equipment and best practice
- Ability to read and interpret construction drawings and plans
- Solid understanding of health & safety requirements and site compliance
- Strong organisational skills and ability to manage a small crew
- Basic numeracy skills for daily calculations (NCEA Level 2 Maths or equivalent)
Why You’ll Love It Here
- Competitive wage and benefits
- $1,000 Extraordinary Health & Wellness Benefit
- Training and development opportunities
- Career progression and development support
- Flat management structure – you’re more than a number
- A strong team environment with good people and good culture
About CB Civil
CB Civil is a self-performing civil engineering and construction company delivering infrastructure projects across Auckland, Waikato and Bay of Plenty. We specialise in three waters, rail, structures and land development — with a hands-on team that takes pride in doing the job properly, safely and to a high standard

About CB Civil Construction
CB Civil Construction
CB Civil is a New Zealand-owned civil engineering and construction company that delivers infrastructure projects across areas like three waters, rail, structures, and land development. Known for its hands-on (self-performing) approach, the company focuses on quality, safety, and collaboration working closely with councils, iwi, and communities to build sustainable infrastructure that supports long-term growth