Senior Wastewater Design Project Manager
Listed on 2026-07-13
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Engineering
Environmental Engineer, Water Management -
Management
Water Management
Job Description
Water is the life source of every community, and our mission is to help preserve it by creating and maintaining safe, efficient, and sustainable water facilities and processes.
Parsons helped transform the industry through some of the most complex water and wastewater projects in the world. We’ve designed and built advanced wastewater and recycled water treatment facilities, applying innovative solutions to reliably and cost-effectively deliver billions of gallons of clean water to communities around the world.
As a seller-doer in our California design team, you will build on this legacy. Our wastewater practice is growing here in California, and we are looking for a Principal Project Manager to join our Southern California team. The role requires you to develop strong relationships with local clients, lead design efforts of new and existing water and wastewater infrastructure, and bring technical, management, and leadership skills to deliver exciting and challenging design projects.
The Principal Project Manager must be a licensed P.E. in California and have experience delivering design elements on projects ranging from $25M to $150M in constructed value. In this role you will drive growth by independently identifying and securing new programs and partnering with our business development professionals on major pursuits. Experience identifying and developing opportunities, writing technical proposals, presenting to clients, and managing outside stakeholders will be instrumental to your success.
This position is part of our Critical Infrastructure team.
Requirements- 15+ years of experience in water and wastewater infrastructure design and project management, including treatment plant experience
- Professional Engineering license in California requires a degree in civil engineering or a related field
- Business acumen with experience in financial and contractual project matters
- Ability to collaborate with the design center manager to manage assigned team members
- Familiar with all facets of wastewater treatment plant planning, design, permitting, and regulatory requirements, including California Title 22 requirements and biosolids treatment and regulatory requirements
- Knowledge of California Indirect Potable Reuse (IPR)/Direct Potable Reuse (DPR) requirements would be a strong differentiator
- Experience with conventional and advanced liquid and/or biosolids treatment technologies is required
None
BenefitsWe offer best‑in‑class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays.
Salary Range: $ - $
Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.
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