Principal Engineer - Wastewater Network
Posted: Oct 20, 2025
Job Description
Leading technical network advisor with a strategic lens Wide range of technically complex programmes of workBased in our Petone office close to the beach and shopsThis is a full time position of 40 hours per weekThe opportunityThe Principal Engineer – Wastewater Network offers senior technical leadership to enhance the performance, compliance, and long-term resilience of the region’s wastewater infrastructure. In this key role, you will provide expert guidance in conducting and reviewing investigations, support strategic and asset planning, and assess upgrades and optimization initiatives. Your work will ensure that wastewater services remain compliant, safe, reliable, and sustainable, contributing to the region’s commitment to effective water management and environmental stewardship.You Will Get ToLead and deliver complex investigations and early-phase project development for wastewater network performance, renewals, compliance, and capacity upgradesReview and advise on internally and externally designed projects Provide subject matter expertise on network asset performance and renewal prioritisationCollaborate with operations and planning teams to ensure data-driven insights inform asset management and investment priorities Guide and mentor others in their professional developmentAbout YouTo be successful in this role you will bring:15+ years in wastewater engineering with a focus on wastewater networksA bachelor’s degree in engineering (Chemical, Environmental, or Civil) or a related disciplineExperience supporting strategic, investment and asset planning and prioritisationExperience mentoring engineers and leading technical workstreams Organised, self-motivated, and committed to delivering public valueChartered Professional Engineer (CPEng) qualificationBenefitsAt Wellington Water, our purpose extends beyond delivering great water services for the region; we foster a thriving community, support a diverse workforce, and offer supportive development opportunities. We genuinely care about your safety and wellbeing.Our Benefits IncludeFlexible working arrangements including up to 2 days working from homeComprehensive wellbeing programme, including one paid wellbeing day annuallyFormal and informal professional development opportunities5 weeks annual leave accrual will be available following 2 years of continual serviceFor a full list of our employee benefits click here.About UsWellington Water is the professional water services provider across Greater Wellington and South Wairarapa. Our job is to provide safe and healthy drinking water, collect and treat wastewater, and ensure the stormwater network is well managed. We’re a multi-council owned entity, tasked to manage the infrastructure and deliver water services to our communities.The value of water (a precious taonga) sits at our organisational heart. Our people are passionate about providing waters services for our communities and environment which is reflective in our values; Tangata Tiaki, Whānau and Mana.Applications close: Applications will be reviewed on an ongoing basis, and the job will close once a suitable candidate is sourced. How To ApplyTo view a copy of the position description: click hereTo apply for the role, click on the ”apply” button or visit the Wellington Water Careers site, please note if you are a Wellington Water employee please apply using your work email.For further information, email: JoinUs@wellingtonwater.co.nzApplicants for safety sensitive roles will be required to undergo drug and alcohol testing prior to commencing employment with Wellington Water. You must also be legally entitled to work long-term in New Zealand.
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