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Associate Engineer - Treatment

Job in Concord, Contra Costa County, California, 94518, USA
Listing for: West Yost
Full Time position
Listed on 2026-07-17
Job specializations:
  • Engineering
    Environmental Engineer, Environmental Compliance, Water Engineer
Job Description & How to Apply Below

Associate Engineer – Treatment

The Associate Engineer - Treatment is to participate in our Water/Wastewater Treatment group. Expertise is desired in planning and design of water and/or wastewater treatment and recycled water systems. This role will contribute to the development of the firm's Treatment practice and have client involvement. This is a mid-level position.

Other duties include:

  • Preparing plans, specifications, calculations, equipment evaluations, preliminary layouts and technical reports for water and/or wastewater treatment and recycled water system projects.
  • Deciding on the most appropriate engineering techniques and sequences of activities for each project stage, with input from project managers.
  • Completing evaluations of water quality data for treatment facilities.
  • Developing technical writing and correspondence including preparation of technical memoranda, preliminary design reports, master plans and other reports related to the planning and design of treatment systems.
  • Making estimates for timescales and costs ensuring plans meet the client's specifications.
  • Assisting senior-level engineers with the preparation of proposals.
  • Coordinating project assignments with other EITs, engineers and technicians on the project team.
  • Researching regulatory, legislative, or code issues with City, County, and State agencies.
  • Attending meetings and interacting with clients.

Required qualifications:

  • Bachelor's or Master's degree in Civil or Environmental Engineering, or related field.
  • 5+ years of experience preferred.
  • Knowledge of design of water and/or wastewater treatment plants and recycled water systems.
  • Positive and clear written and verbal communication practices are essential for success in this position.

Travel requirements:

* This position may require travel to other offices and/or client offices.

A Little About the West Yost Life:

You will experience many opportunities to grow and develop professionally with your colleagues through collaborative in-person work experience, knowledge sharing, and mentorship opportunities. We also offer hybrid and flexible work schedules to our employees to help promote and encourage a healthy work/life balance. All of our team members have access to local and company-wide events, our Diversity, Equity and Inclusion Workgroup, Culture Workgroup, Wellness Workgroup, book clubs, charitable giving and community service, firm-wide resources, peer groups (young professionals & middlers group), and mentorship and leadership programs.

We support and foster your career success and encourage you to be in control of your future with us.

At West Yost, we make space for connection across the firm. Each month, we hold an all-hands meeting that bring together team members from every location, including those working remotely, to stay aligned and engaged. Individual sectors and teams also hold their own monthly meeting. At the local level, our offices host gatherings, from camping trips and river rafting to community events and celebrations.

Once a year, we come together in person for our Annual All Staff event, a firmwide experience focused on learning, networking, and building relationships across teams. That evening, we continue our longest-standing tradition, the Duck Dinner, where West Yosters are encouraged to bring a guest and enjoy a night of great food, connection, and entertainment.

We work hard, and we place equal value on having fun.

Our commitment to quality begins with our hiring practices. We employ the most talented team members in our industry from all backgrounds. We are highly selective of the individuals we choose to represent the firm, seeking only those individuals whose technical abilities and commitment to client service matches our vision for excellence. We are dedicated to our number one asset, our employees.

Because we are employee-owned, we are responsible for and rewarded by our own success. Come to West Yost where, with our support, you'll do the best work of your life.

Standard benefits:

We provide a comprehensive array of valuable benefits to protect your health, your family, and your way of life. Benefits include medical, dental, vision, flexible spending…

Position Requirements
10+ Years work experience
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