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Hydraulic Engineer

The Adecco Group
Waipahu, HI Full Time
POSTED ON 12/24/2025
AVAILABLE BEFORE 1/31/2026

Hydraulics Engineer – Honolulu, HI

$90,000 – $140,000 (DOE) • Full-Time


About the Company

My client is one of Hawai‘i’s most established and trusted design and engineering firms, known for delivering high-quality work across the islands for more than 40 years. They are fully employee-owned, which means everyone—from new hires to senior leadership—shares in the company’s success. That sense of ownership shows up in the way they collaborate, support each other, and deliver projects that genuinely serve Hawai‘i’s communities.

They work on a wide range of meaningful projects: public infrastructure, water and wastewater systems, schools, health care facilities, coastal and flood mitigation projects, commercial development, and long-term community planning efforts. Their culture blends technical excellence with a strong “ohana-first” mentality. People stay because the work is interesting, the team is supportive, and the company invests heavily in long-term growth.

They’re expanding their water resources group and looking for a Hydraulics Engineer who wants to contribute to projects that directly improve safety and resiliency across the islands.


Role Overview

The Hydraulics Engineer will support flood control, drainage, and water resource projects across multiple islands. This role combines design, analysis, modeling, technical leadership, and regulatory compliance. Your work will help protect communities from flood hazards and support Hawai‘i’s long-term infrastructure planning.


Key Responsibilities

  • Design and analyze hydraulic systems for flood control, drainage, stormwater, and water management projects.
  • Conduct hydrologic and hydraulic modeling using HEC-RAS, HEC-HMS, and similar tools.
  • Prepare and review floodplain and floodway delineation studies.
  • Ensure full compliance with FEMA regulations and Hawai‘i flood ordinances.
  • Work closely with civil engineers, architects, planners, and construction managers to deliver coordinated solutions.
  • Support permitting, environmental documentation, and technical review processes.

Qualifications

  • Bachelor’s degree in Civil Engineering, Environmental Engineering, or a related field (Master’s preferred).
  • Hawai‘i PE (or ability to obtain in a reasonable timeframe).
  • Strong understanding of FEMA guidelines and Hawai‘i-specific flood ordinances.
  • Experience with hydraulic modeling (HEC-RAS, HEC-HMS).
  • Hands-on experience preparing and reviewing floodplain studies.
  • Strong communication skills and ability to collaborate across disciplines.
  • Familiarity with Hawai‘i’s unique hydrology and coastal conditions is a plus.


Location

Oahu, HI


Salary Range

$90,000 – $140,000, depending on experience and licensure.

Why This Firm Stands Out

  • Employee-owned — build financial equity as you grow your career.
  • Long history of high-quality, community-focused work throughout Hawai‘i.
  • Stable, reputable employer with a full pipeline of meaningful projects.
  • Supportive, low-ego, collaborative culture where people help each other succeed.
  • Opportunity to work on impactful flood control and resiliency projects that matter for Hawai‘i’s future.


How to Apply

If you meet the qualifications and are interested in this role, please apply by submitting your resume and a brief summary of your relevant experience.

Qualified applicants will be contacted for next steps.

Salary : $90,000 - $140,000

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