Drainage Helper Jobs (NOW HIRING)

At David Evans and Associates, Inc. (DEA), our Transportation team solves modern transportation challenges by combining innovation, sustainability, and a commitment to our clients. Through cutting-edge engineering practices, we deliver unique solutions designed to provide an exceptional client experience. DEA meets the demands of modern transportation with a diverse range of services tailored to our clients’ evolving needs. From enhancing existing transportation networks to pioneering new mobility solutions, our expertise helps shape a future where safe, efficient, and accessible mobility improves the quality of life in the communities we serve.

The Transportation Business Unit is seeking a Drainage Engineer in Tustin or Ontario, CA.

As a Senior Drainage Engineer, you'll provide technical leadership on complex transportation projects that improve mobility and strengthen communities throughout California. Your day may include collaborating with clients and multidisciplinary project teams, performing and reviewing hydrologic and hydraulic analyses, mentoring engineers, and developing innovative drainage solutions for highways, interchanges, and other transportation infrastructure. You'll play a key role in delivering high-quality designs while helping shape the continued growth of DEA's Roads & Highways practice.

• Lead drainage engineering teams on transportation projects including freeways, highways, interchanges, complete streets, urban and rural roadways, and multimodal facilities.
• Perform hydrologic and hydraulic analyses to support the planning, design, and construction of transportation infrastructure, flood control improvements, and stormwater management facilities.
• Design drainage systems including storm drain networks, culverts, detention and water quality facilities, bridge deck drainage, open channels, river and bridge hydraulics, and roadside drainage features.
• Coordinate and oversee the work of multidisciplinary design teams to ensure technical accuracy, quality, and compliance with project requirements.
• Prepare and review drainage designs and engineering documents using OpenRoads Designer, AutoCAD, and/or Civil 3D.
• Develop and perform quality control reviews of drainage reports, stormwater management plans, erosion and sediment control plans, quantities, and specifications.
• Serve as the primary drainage technical lead and client liaison on transportation projects.
• Mentor and provide technical leadership to junior engineers and support the continued growth of DEA's California drainage practice.

• Bachelor's degree in Civil Engineering, Water Resources Engineering, or a related field.
• Minimum of 10 years of drainage engineering experience supporting transportation infrastructure projects.
• Professional Engineer (PE) license in the State of California, or the ability to obtain California licensure through reciprocity within six months of hire.
• Experience leading multidisciplinary project teams and collaborating effectively with clients and internal stakeholders.
• Experience delivering projects for local agencies, counties, municipalities, or state transportation agencies (Caltrans).

• Experience delivering transportation projects for Caltrans and/or other California transportation agencies.
• Experience in a civil engineering consulting environment, supporting multiple clients and managing concurrent transportation projects.
• Experience with bridge hydraulics, bridge scour, and revetment design.
• Proficiency with hydrologic and hydraulic modeling software such as HEC-HMS, HEC-RAS, SRH-2D, InfoDrainage, Bentley PondPack, or similar industry-standard tools.

We foster an environment where talented professionals have the freedom and support to do their most meaningful work. Our values and company culture form the foundation of our success, creating a positive and collaborative work environment. These guiding principles are vital to our continued achievements and unwavering commitment to improving the world around us.

As a member of our team, you will have the opportunity to cultivate and develop your skills and work alongside talented colleagues who are committed to improving the quality of life while demonstrating stewardship of the built and natural environments.

• Comprehensive health coverage: Medical, Dental, Vision, Disability, and Life Insurance
• Financial wellness: Health Savings Account (HSA) and Lifestyle Spending Account with employer contributions
• Professional development: Support for continuing education and training opportunities.
• Work-life balance: Paid Time Off (PTO) and Holiday Pay
• Work Schedule: Flexible 9/80 schedule—every other Friday off!
• Retirement: 401k plan
• Wellbeing focus: Holistic Wellbeing Program centered on physical, emotional, financial, career, and community health
• Growth opportunities: Access to mentorship, professional support, and pathways for career advancement
• Potential salary range: $140,000/annually - $170,000/annually

The posted salary range represents the typical range for this position and is provided in accordance with applicable state and local pay transparency laws. Actual compensation will be commensurate with experience, qualifications, and geographic location.

Potential office locations include: Tustin, CA; Ontario, CA.