Water/Wastewater Project Engineer

HDR; Honolulu (HI); On-site; USD 75,926 - 124,735; Full time

Job summary

HDR is seeking a Water/Wastewater Project Engineer to lead design and analysis for site development and infrastructure projects in Hawaii. The role involves preparing plans, specs and cost estimates for drinking water and wastewater facilities, conducting field investigations, and supporting construction activities.

Ideal candidates have a Civil Engineering degree, PE license, and at least 4 years of experience in water/wastewater projects.

Qualifications

• Bachelor's degree in Civil Engineering or equivalent field required.
• Professional Engineer (PE) license required.
• MS preferred and demonstrates advanced knowledge in civil engineering.
• Self-motivated with ability to work independently and with project teams.

Responsibilities

• Design site and utility infrastructure systems for drinking water and wastewater.
• Prepare construction plans, specifications and cost estimates.
• Perform engineering calculations and support design decisions.
• Conduct site visits and field investigations as needed.
• Assist with construction engineering reviews and information requests.
• Function as project manager on small to medium projects.
• Supervise and mentor entry-level engineers.
• Contribute to marketing and business development with the local team.
• Perform other duties as needed.

Skills

Project management

Mentoring

Independent work

Team collaboration

Education

MS

Bachelor's degree in Civil Engineering or equivalent field

Professional Engineer (PE) license

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 BelieveHDR 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 CommitmentAs 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.
We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position depends upon skills, experience, education and geographical location. (Stated benefits are for full-time regular positions. Temporary and part-time roles eligible for limited benefits.) Honolulu: $75,926 - $124,735 Primary Location:United States-Hawaii-Honolulu Other Locations:United States-Hawaii-Maui Industry:Water Schedule:Full-time Employee Status:Regular BusinessClass:WW Treatment and Effluent Mgmt Job Posting:Jul 22, 2026
At HDR, we are committed to the principles of employment equity. We are an Affirmative Action and Equal Opportunity Employer (https://www.hdrinc.com/equal-employment-opportunity-employer). We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.