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Project Industrial Water Wastewater Process Engineer

Job in Los Angeles, Los Angeles County, California, 90079, USA
Listing for: Arcadis
Full Time position
Listed on 2026-10-01
Job specializations:
  • Engineering
    Environmental Engineer, Process Engineer, Water Engineer, Wastewater Treatment
Job Description & How to Apply Below
Job :

Location:

Los Angeles, CA, United States | Irvine, CA, United States | San Diego, CA, United States Department:
Water Engineering Business Unit: ANA United States Work Type:
Hybrid Date Posted:
Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.

We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.

Role description:

Arcadis’ Industrial Water Treatment and Optimization (IWTO) team is seeking an experienced Industrial Water Wastewater Process Engineer with 7+ years of consulting engineering experience to contribute to our expanding portfolio of industrial water and wastewater related design projects. In this role, you will have the opportunity to:

Function as the process engineer on industrial water/wastewater projects

Apply processes and technologies for physical/chemical primary treatment, biological treatment, membrane treatment, adsorption, filtration, disinfection, thermal evaporation and crystallization

Receive technical mentoring and guidance from a senior process engineer

Delegate engineering or scientific calculations/ drawings to junior staff

Collaborate with multi-disciplinary design teams to implement complex treatment solutions, and Support implementation of projects from study phase through design, construction, startup and commissioning, and operation and maintenance of treatment systems

This is a hybrid position supporting client facilities and projects across the United States, with occasional international assignments. Candidates residing in SoCal market preferred.

Role accountabilities:

The Industrial Water Wastewater Process Engineer should have an understanding of industrial wastewater treatment systems with experience designing water and wastewater projects and preparing construction documents, including mechanical drawings, P&IDs, specifications, control narratives, technical reports, and O&M manuals. Proficient in performing engineering calculations using tools such as Excel and Mathcad, developing equipment and piping specifications, coordinating within multidisciplinary project teams, and providing guidance and mentorship to early-career engineers.

Assist in developing and preparing process design drawings, specifications, calculations, plans, and other technical deliverables for a variety of industrial water projects,Field work will be required, including but not limited to, surveys/data gathering, construction quality assurance, inspections, bench- and pilot-scale treatability testing at client sites or in our lab, etc.

Assist with system commissioning and start-up, including training plant staff

Prepare and make presentations to clients and for professional meetings

Manage projects as necessary to meet both client and Arcadis’ expectations

Supporting business development including proposal preparation and meetings with clients

Travel as needed for meetings, site visits, etc. (up to 25%))Qualifications &

Experience:

Bachelor’s degree in Environmental, Chemical, or Civil Engineering7+ years of progressively increasing responsibility in the industrial water/wastewater field

Preferred Qualifications:

Master’s degree in engineering or a related field of study with focus on wastewater treatment process engineering

Professional engineer registration in one or more states

Why Arcadis?

We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It’s why we are pioneering a skills-based approach, where you can harness your unique…
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