Mechanical/Water Engineer – Intermediate (Pumps, Pipes & Plant)

Auckland Permanent / Full Time

With 15 years of experience covering local and international recruitment solutions, I have gained signifcant experience across New Zealands wider energy sector, with a more recent focus on the growing renewables market. I have extensive knowledge of the distribution, transmission and generation sectors and have built up a substantial network of professionals across many engineering discplines.While my role at Phillip Riley is to lead and grow the New Zealand business, I still very much enjoy helping people and watching their career grow or change, from which I've created many long terms relationships. I have the ability to understand and interpret the differences between different company cultures and people and use this for the . This experience has been learnt from through wins and losses, successes and mistakes.I value honesty, a direct approach and open communication in business.

Recruiter :
Daniel Gallen

Daniel Gallen
  • Design & project-engineer pumps, pipelines, WWTPs & rotating plant
  • Tackle the new-build Te Puke WWTP alongside growing your career
  • Supported by a Senior EAbsongineer + mentorship in a collaborative Auckland team
Mechanical/Water Engineer – Intermediate Level (4–8 yrs) | Auckland

Build a Better Future with MTL. MTL is a growing engineering consultancy specialising in mechanical design and project engineering across NZ’s water infrastructure. We design and deliver pump stations, pipelines, WWTPs, and rotating plant systems—real-world solutions that keep communities thriving.

We’ve recently secured the mechanical design work for the new-build and upgraded Te Puke Wastewater Treatment Plant, a major replacement of the existing facility—protecting New Zealand’s future infrastructure.

We’re seeking an Intermediate Mechanical/Water Engineer (4–8 years' experience) with a strong mechanical foundation and a passion for developing deeper expertise in water infrastructure. At MTL, you’ll be supported by a Senior Engineer plus mentorship from seniors throughout your professional journey.

What You’ll Do
  • Design and deliver mechanical systems for pump stations, pipelines, WWTPs, and rotating plant.
  • Conduct technical modelling, calculations, and design packages as part of multi-disciplinary projects.
  • Lead smaller projects and assist on larger ones—from concept through design, coordination, and documentation.
  • Provide on-site engineering support: construction monitoring, QA, and commissioning.
  • Engage closely with clients, contractors, and suppliers as part of your project engineering role.
  • Work alongside a Senior Engineer and senior mentors; and pay it forward by mentoring graduates.
Why MTL?
  • Be part of a transformational project: the new-build upgrade of the Te Puke WWTP—replacing and enhancing the existing plant (westernbay.govt.nz, Your Place Western Bay of Plenty).
  • Supported career growth with clear pathways, including CPEng guidance.
  • Competitive remuneration and a flexible, people-first workplace culture.
  • Modern Kingsland office, close to cafés, transport, and social hotspots.
  • A collaborative team environment with regular socials, sports nights, and shared Friday wind-downs.
About You
  • 4–8 years of mechanical engineering experience—preferably with rotating plant, pumps, piping, or pressure equipment design.
  • Exposure to water, wastewater, industrial, or renewable energy engineering projects.
  • Ambitious but pragmatic—eager to grow in both design and project engineering.
  • A ME degree from a Washington Accord-recognised institution; CPEng status or on the pathway.
  • Excellent communicator with the confidence to engage with stakeholders and contribute in team settings.
How to Apply Ready to level up? Apply now with your CV and a short note on a project you’re proud of.


You can also contact Daniel Gallen on 021 2762657; the job description is available on request.

Referral reward:

Construction & Engineering > Construction & Engineering Infrastructure

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