Operates and monitors treatment plants to produce safe drinking water or manage wastewater. Runs chemical dosing, sampling, and quality testing to comply with standards. Protects public health and New Zealand waterways. The role requires methodical attention to procedure, since public health depends on consistent, careful operation. Training is typically provided on the job, with certification pathways available as the role develops. The work brings real responsibility, since the community's health depends on operation being right every day. It is a steady, secure role with a clear pathway into plant management.

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Total Remuneration Range

Base salary + bonuses, based on 2 submissions

Minimum Wage
$49,816
Living Wage
$62,192
Median
$67,250
90th Percentile
$69,050
Minimum Wage
$23.95/hr
$49,816/year
1.3×
This role pays 1.3 times the minimum wage
+35%
Living Wage
$29.90/hr
$62,192/year
1.1×
This role pays 1.1 times the living wage
+8%
National Wage Percentile
$67,250
median salary for this role
Top 44.3%
This role's median is higher than 55.7% of all NZ wage/salary earners
1,258,620 earners at or above this salary
Source: IRD Wage & Salary Distributions — March 2026

Common questions about Water / Wastewater Treatment Operator pay

Based on 2 anonymous submissions

What is the median salary for Water / Wastewater Treatment Operator in New Zealand?

Across 2 anonymous submissions, the median total salary for a Water / Wastewater Treatment Operator in New Zealand is $67,250 per year. Total remuneration ranges from about $65,450 (10th percentile) to $69,050 (90th percentile).

How does Water / Wastewater Treatment Operator pay compare with NZ wage benchmarks?

A full-time median of $67,250 per year compares with the NZ minimum wage of $49,816 per year and the living wage of $62,192 per year.

What does a Water / Wastewater Treatment Operator earn at each experience level?

Median pay by experience: Mid (3-5 Yrs) $68,000.

Most Common Perks

Based on 2 submissions

Viewing perks for selected submission
  • Flexible Working Hours 100%
    • KiwiSaver Match > 3% 100%
      • Annual Performance Bonus 50%
        • Remote / Hybrid WFH 0%
          • Health Insurance 0%
            • Extra Annual Leave (5+ Weeks) 0%

Pay by Experience Level

Median salary progression

Mid (3-5 Yrs)
$68,000

All Submissions (2)

Click a submission to see its perks
$69,500
Auckland 3 - 5 years (Intermediate) Sep 2026
$65,000
Wellington 3 - 5 years (Intermediate) Sep 2026

Salary by Location

Auckland
$69,500 $69,500 $69,500
Wellington
$65,000 $65,000 $65,000