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Water Engineer Jobs in Hawaii (NOW HIRING)

HDR

Water/Wastewater Project Engineer

Honolulu, HI

In the role of Water/Wastewater Project Engineer, we'll count on you to: * Take responsibility for performing complex assignments utilizing judgment in performing engineering analyses and design.

HDR

Water/Wastewater Project Engineer

Honolulu, HI · On-site

In the role of Water/Wastewater Project Engineer, we'll count on you to: * Take responsibility for performing complex assignments utilizing judgment in performing engineering analyses and design.

HDR

Water/Wastewater Civil Coordinator/EIT

Honolulu, HI

$78K - $106K/yr

We believe water is more than a resource, it's a shared responsibility. As part of our Water ... Our Project Managers and Engineers collaborate with a team of local Hawaii-based small business to ...

HDR

Water/Wastewater Civil Coordinator/EIT

Honolulu, HI · On-site

$78K - $106K/yr

We believe water is more than a resource, it's a shared responsibility. As part of our Water ... Our Project Managers and Engineers collaborate with a team of local Hawaii-based small business to ...

Hawaii Water Service

Project Engineer

Waikoloa, HI

$81K - $150K/yr

Project Engineer Hawaii Water Service California Water Service Group invites you to build a meaningful career with the third-largest publicly traded water utility. Guided by our mission to be the ...

Hawaii Water Service

Project Engineer

Waikoloa, HI

$81K - $150K/yr

Project Engineer Hawaii Water Service California Water Service Group invites you to build a meaningful career with the third-largest publicly traded water utility. Guided by our mission to be the ...

Hawaii Water Service

Project Engineer

Waikoloa, HI

$81K - $150K/yr

Project Engineer Hawaii Water Service California Water Service Group invites you to build a meaningful career with the third-largest publicly traded water utility. Guided by our mission to be the ...

HDR

Engineering Project Manager (Water)

Honolulu, HI · On-site

We believe water is more than a resource, it's a shared responsibility. As part of our Water ... Professional Engineer (PE or P.Eng) license. * MS Office and MS Project experience is required

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All JobsWater Engineer JobsWater Engineer Jobs in Hawaii

Water Engineer information

See Hawaii salary details

$11.4K

$63.8K

$83.1K

How much do water engineer jobs pay per year?

As of Aug 26, 2026, the average yearly pay for water engineer in Hawaii is $63,805.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,600.00 and $77,400.00 per year, depending on experience, location, and employer.

What is a water engineer?

A water engineer works on projects to ensure water supplies stay clean, properly dispose of wastewater and sewage, and prevent flood damage. Job duties include designing and building structures for water resource control, overseeing project construction, monitoring technical systems, and analyzing technical data. They work on structures such as pumping stations, reservoirs, and sea defense walls. To effectively perform this job, you must stay current with environmental management legislation and government regulations related to water resources.

What does a water engineer do?

A Water Engineer is responsible for designing, developing, and managing systems and structures that control water resources, such as water treatment plants, drainage systems, and flood defense mechanisms. They work to ensure the safe and efficient supply, distribution, and management of water for communities, agriculture, and industry. Their work often involves environmental protection, sustainable resource management, and compliance with regulations. Water Engineers collaborate with government agencies, contractors, and the public to solve water-related challenges and improve water infrastructure.

What are the key skills and qualifications needed to thrive as a water engineer, and why are they important?

To thrive as a Water Engineer, you generally need a degree in civil, environmental, or water resources engineering, along with strong analytical and problem-solving skills. Familiarity with hydraulic modeling software, GIS systems, and relevant certifications like Professional Engineer (PE) licensure is typically required. Effective communication, project management, and teamwork abilities help you collaborate with stakeholders and manage complex projects. These skills ensure safe, sustainable water systems and successful project delivery in compliance with regulatory standards.

How do water engineers typically collaborate with other professionals on large-scale projects?

Water Engineers often work closely with multidisciplinary teams that include civil engineers, environmental scientists, urban planners, and construction managers. Effective collaboration is essential for designing and implementing water supply systems, wastewater treatment plants, and flood control solutions. Regular meetings, clear communication, and shared project management tools help ensure all team members are aligned on objectives, timelines, and regulatory requirements. This collaborative structure provides valuable learning opportunities and helps Water Engineers broaden their expertise across related fields.

What is the difference between Water Engineer vs Civil Engineer?

AspectWater EngineerCivil Engineer
Required CredentialsBachelor's in Environmental, Civil, or Water Resources Engineering; Professional Engineer (PE) license often preferredBachelor's in Civil Engineering; PE license often required
Work EnvironmentDesigning water systems, managing water resources, working on water treatment and distribution projectsDesigning infrastructure like roads, bridges, buildings, including water-related structures
Industry UsagePrimarily in water management, environmental agencies, water treatment plantsConstruction, infrastructure, urban development sectors
Common Search/ComparisonWater Engineer vs Civil Engineer

Water Engineers focus on water-specific systems, resources, and treatment processes, often working within environmental and water management sectors. Civil Engineers have a broader scope, designing various infrastructure projects, including water-related structures. Both roles require similar credentials but differ in specialization and work environment.

Are water engineers in demand?

Water engineers are in high demand due to increasing infrastructure needs, environmental concerns, and water resource management challenges. The profession often requires knowledge of environmental regulations, CAD software, and sustainable practices, making it a stable career choice with growth prospects.

How much do water engineers make?

Water engineers in New York City typically earn between $70,000 and $120,000 annually, depending on experience, education, and certifications. Senior roles or specialized skills in water treatment, hydraulics, or environmental compliance can lead to higher salaries. The job often requires knowledge of industry standards, engineering software, and regulatory requirements.
More about Water Engineer jobs

What are popular job titles related to Water Engineer jobs in Hawaii?

For Water Engineer jobs in Hawaii, the most frequently searched job titles are:

What job categories do people searching Water Engineer jobs in Hawaii look for?

The top searched job categories for Water Engineer jobs in Hawaii are:

What are popular job titles related to Water Engineer jobs in HI?

For Water Engineer jobs in HI, the most frequently searched job titles are:

Water Engineer jobs near you
Infographic showing various Water Engineer job openings in Hawaii as of August 2026, with employment types broken down into 89% Full Time, and 11% Temporary. Highlights an 100% In-person job distribution, with an average salary of $63,805 per year, or $30.7 per hour.

Water/Wastewater Project Engineer

HDR

Honolulu, HI

Full-time

Re-posted 4 days ago

HDR rating

9.2

Company rating: 9.2 out of 10

Based on 59 frontline employees who took The Breakroom Quiz

33rd of 450 rated engineering

Job description

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we work to weave diversity, equity, and inclusion into our work and foster a sense of belonging throughout the company and within our communities, we constantly ask ourselves: What is our impact on the world?
Watch Our Story:' https://www.hdrinc.com/our-story' 
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. 
We believe water is more than a resource, it's a shared responsibility. As part of our Water Business Group, you'll help shape how communities manage water for generations to come. From delivering safe drinking water and treating wastewater responsibly to developing sustainable water supplies and protecting lives and property through flood control, your work will directly support public health, environmental sustainability, and infrastructure resilience.  We bring together experts across disciplines to solve complex challenges with bold thinking and technical excellence. Whether you're modernizing aging systems or pioneering innovative approaches, your contributions will make a meaningful difference in people's lives. This isn't just a job, it's a chance to lead change, drive progress, and leave a lasting legacy.

HDR has operated in Hawaii, Guam and throughout the Indo-Pacific region for 40 years, and we are currently one of the largest providers of Architecture and Engineering services in the region. Our Project Managers and Engineers collaborate with a team of local Hawaii-based small business to deliver the most challenging projects from Diego Garcia to Hawaii, from Australia to Japan. We also have the capability to reach back to over 13,000 employees worldwide when specialized expertise is needed. We have a record of outstanding, award winning performance delivering projects in Hawaii and throughout the Pacific.

In the role of Water/Wastewater Project Engineer, we'll count on you to: 
  • Take responsibility for performing complex assignments utilizing judgment in performing engineering analyses and design.
  • Work on project teams including Senior Engineers and EITs on the design of site development and water infrastructure projects including water and wastewater treatment systems.
  • Design site and utility infrastructure systems related to drinking water, wastewater, and water resources including the development and preparation of the construction plans, specifications and estimates of construction cost.
  • Prepare preliminary engineering reports or studies.
  • Complete engineering calculations to support design decisions and recommendations.
  • Perform site visits and field investigations when required.
  • Assist with engineering services during construction including review of material submittals and requests for information.
  • Function as a project manager on small and medium sized projects as needed.
  • Supervise and mentor entry-level engineers.
  • Work with local team to perform marketing and business development activities as needed.
  • Perform other duties as needed
Preferred Qualifications
  • MS 
  • A minimum of 4 years of experience designing and creating plans and specifications for water and wastewater projects

*POSITION CAN BE BASED IN HONOLULU OR MAUI

Required Qualifications
  • Bachelor's degree in Civil Engineering or equivalent field
  • Previous experience designing and creating plans and specifications for water and wastewater projects
  • Professional Engineer (PE) license
  • Self-motivated, able to work independently and with a project team to completion of a task
  • An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.
Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.
Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What HDR employees say

Pay

Benefits

Hours and flexibility

Workplace

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About HDR

Sourced by ZipRecruiter

At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well-known for adding beauty and structure to communities through high-performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scientists, economists, builders, analysts and artists.

Industry

Specialized design services

Company size

5,001 - 10,000 Employees

Headquarters location

Omaha, NE, US

Year founded

1917

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