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Water/Wastewater Engineers

Design or oversee projects involving provision of potable water, disposal of wastewater and sewage, or prevention of flood-related damage. Prepare environmental documentation for water resources, regulatory program compliance, data management and analysis, and field work. Perform hydraulic modeling and pipeline design.

Median Annual Pay
$95,890
Range: $63,220 - $150,640
Training Time
4-5 years
AI Resilience
🟡AI-Augmented
Education
Bachelor's degree

📋Key Responsibilities

  • Provide technical direction or supervision to junior engineers, engineering or computer-aided design (CAD) technicians, or other technical personnel.
  • Review and critique proposals, plans, or designs related to water or wastewater treatment systems.
  • Design domestic or industrial water or wastewater treatment plants, including advanced facilities with sequencing batch reactors (SBR), membranes, lift stations, headworks, surge overflow basins, ultraviolet disinfection systems, aerobic digesters, sludge lagoons, or control buildings.
  • Evaluate the operation and maintenance of water or wastewater systems to identify ways to improve their efficiency.
  • Design or select equipment for use in wastewater processing to ensure compliance with government standards.
  • Design pumping systems, pumping stations, pipelines, force mains, or sewers for the collection of wastewater.
  • Design water distribution systems for potable or non-potable water.
  • Conduct water quality studies to identify and characterize water pollutant sources.

💡Inside This Career

The water and wastewater engineer designs the systems that provide clean water and manage sewage—planning treatment plants, designing distribution networks, ensuring regulatory compliance, and solving the infrastructure challenges that communities depend on for public health. A typical week blends design with project management. Perhaps 40% of time goes to engineering design: developing plans, calculating hydraulics, specifying equipment. Another 30% involves project coordination—managing consultants, reviewing designs, overseeing construction. The remaining time splits between regulatory compliance, client coordination, field visits, and staying current with treatment technologies.

People who thrive as water and wastewater engineers combine civil engineering skills with understanding of water chemistry and genuine commitment to the public health mission that water infrastructure serves. Successful engineers develop expertise in treatment processes while building relationships with utility clients and regulatory agencies. They must balance technical optimization against budget constraints and design systems that operators can effectively run. Those who struggle often cannot handle the regulatory complexity or find the public sector focus limiting. Others fail because they design systems too sophisticated for available operations capability.

Water and wastewater engineering addresses fundamental public health needs, with engineers designing systems that protect drinking water quality and prevent pollution. The field has evolved with treatment technology, environmental regulations, and growing recognition of water infrastructure's importance. Water engineers appear in discussions of infrastructure investment, environmental protection, and the essential services that enable public health.

Practitioners cite the meaningful contribution to public health and the tangible infrastructure produced as primary rewards. Providing clean water and managing wastewater protects communities. The work produces lasting infrastructure. The field offers stable employment with utilities and consulting firms. The environmental mission provides purpose. The work addresses essential community needs. Common frustrations include the aging infrastructure that requires constant attention and the funding constraints that limit necessary improvements. Many find the regulatory burden consuming. Political factors affect infrastructure decisions. The public takes water infrastructure for granted until problems occur.

This career requires civil or environmental engineering education with water resources focus, combined with experience and professional engineering licensure. Strong technical, regulatory, and project management skills are essential. The role suits those committed to public health infrastructure. It is poorly suited to those seeking glamorous engineering, uncomfortable with regulatory complexity, or preferring private sector work. Compensation is competitive with civil engineering positions, with stable government and utility employment available.

📈Career Progression

1
Entry (10th %ile)
0-2 years experience
$63,220
$56,898 - $69,542
2
Early Career (25th %ile)
2-6 years experience
$76,500
$68,850 - $84,150
3
Mid-Career (Median)
5-15 years experience
$95,890
$86,301 - $105,479
4
Experienced (75th %ile)
10-20 years experience
$123,010
$110,709 - $135,311
5
Expert (90th %ile)
15-30 years experience
$150,640
$135,576 - $165,704

📚Education & Training

Requirements

  • Entry Education: Bachelor's degree
  • Experience: Several years
  • On-the-job Training: Several years
  • !License or certification required

Time & Cost

Education Duration
4-5 years (typically 4)
Estimated Education Cost
$55,728 - $208,080
Public (in-state):$55,728
Public (out-of-state):$115,344
Private nonprofit:$208,080
Source: college board (2024)

🤖AI Resilience Assessment

AI Resilience Assessment

Moderate human advantage with manageable automation risk

🟡AI-Augmented
Task Exposure
Medium

How much of this job involves tasks AI can currently perform

Automation Risk
Medium

Likelihood that AI replaces workers vs. assists them

Job Growth
Stable
0% over 10 years

(BLS 2024-2034)

Human Advantage
Moderate

How much this role relies on distinctly human capabilities

Sources: AIOE Dataset (Felten et al. 2021), BLS Projections 2024-2034, EPOCH FrameworkUpdated: 2026-01-02

💻Technology Skills

CAD software (AutoCAD, Civil 3D)BIM software (Revit)Hydraulic modeling softwareGIS softwareMicrosoft Office (Excel)Programming (Python, Bash)

Key Abilities

Oral Comprehension
Written Comprehension
Oral Expression
Written Expression
Deductive Reasoning
Inductive Reasoning
Information Ordering
Fluency of Ideas
Problem Sensitivity
Mathematical Reasoning

🏷️Also Known As

Consulting EngineerCounty EngineerDimensional EngineerEngineerHydraulics EngineerHydrologic ModelerProject Development EngineerRemediation EngineerRemediation Project EngineerWastewater Design Engineer+5 more

🔗Related Careers

Other careers in engineering

🔗Data Sources

Last updated: 2025-12-27O*NET Code: 17-2051.02

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