Senior Wastewater Engineer

Arcadis•San Francisco, CA

2d•$129,536 - $194,304

About The Position

Arcadis is seeking a Senior Wastewater Engineer to join its growing Water Planning Practice in the San Francisco Bay Area. The role supports municipal clients addressing complex wastewater challenges and planning sustainable, resilient infrastructure. A key focus is helping shape Arcadis’ technical and client strategy for the San Francisco Bay Nutrient Management Program and implementing nutrient-reduction requirements across Bay Area wastewater utilities. The position combines technical leadership, project delivery, and client engagement to turn emerging regulations and wastewater science into practical solutions. The engineer will help identify and position for Bay Area nutrient-planning, optimization, and capital-improvement programs, working with Arcadis’ national wastewater practice and regional teams. They will lead projects through their lifecycle, from strategic planning and facility assessments through design, construction, and operational optimization. Travel of up to 40% may be required for client meetings, workshops, site assessments, conferences, and project delivery throughout Northern California.

Requirements

Bachelor’s degree in Chemical, Civil, Environmental, or Mechanical Engineering, or a related engineering discipline.
At least 10 years of experience supporting wastewater planning, design, and infrastructure projects, including work with municipal clients and projects in California.
California Professional Engineer (PE) license, or ability to obtain California licensure within six months of hire.
Experience in wastewater treatment processes, collection and conveyance systems, biosolids management, and water reuse.
Knowledge of California wastewater regulations and permitting requirements.
Strong project management, problem-solving, and communication skills, including the ability to manage multiple priorities.

Nice To Haves

Master’s degree in Engineering or a related field.
15 years of experience in wastewater planning, design, and infrastructure projects.
Experience working with clients and projects in the Bay Area.
Experience mentoring junior staff, collaborating with multidisciplinary teams, and serving as a trusted advisor to municipal clients.

Responsibilities

Contribute technical and strategic expertise to Arcadis’ San Francisco Bay Nutrient Management initiative, developing utility-specific strategies and a long-term project pipeline for nutrient compliance and treatment modernization.
Lead and support technical evaluations and designs involving biological nutrient removal, process intensification, treatment optimization, sidestream treatment, advanced process control, water reuse, and other nutrient-load reduction approaches that manage energy use, carbon, and lifecycle costs.
Translate technical findings into engineering calculations, technical memoranda, planning reports, specifications, presentations, and actionable recommendations.
Support project delivery by coordinating scope, budget, schedule, resources, quality, and multidisciplinary teams.
Build relationships with Bay Area wastewater utilities and regional organizations, contribute to proposals, and participate in technical forums, workshops, and industry organizations.
Advise clients on regulatory compliance, infrastructure resilience, capacity planning, operational performance, and long-term asset management.
Mentor and collaborate with junior staff, sharing technical knowledge and supporting an inclusive team environment.
Identify and position for upcoming Bay Area nutrient planning, optimization, and capital improvement programs.
Lead projects from strategic planning and facility assessments through design, construction, and operational optimization.