Project Manager – Water/Wastewater

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Job Summary

Salas O’Brien is seeking an experienced Project Manager to support our water and wastewater engineering practice reporting to our Roseville, CA office.  This position can be hybrid or remote for the right candidate. This role is responsible for leading the planning, design, and execution of drinking water and wastewater infrastructure projects while managing client relationships, supporting business development efforts, and mentoring team members. The ideal candidate brings strong technical expertise, project leadership experience, and a proven track record of delivering successful projects.

Responsibilities

• Lead water and wastewater infrastructure projects, including pipelines, pump stations, storage facilities, and treatment systems
• Manage multiple concurrent projects, ensuring delivery on time, within budget, and at high quality standards
• Oversee and coordinate project teams, including engineers, CAD designers, and subconsultants
• Helpful but not required to maintain strong client relationships and support business development efforts, including pursuing and winning new work
• Provide technical leadership and apply engineering expertise across water and wastewater system planning, funding, design and operations
• Mentor and develop junior staff through coaching, training, and performance feedback
• Prepare and deliver clear, concise technical documentation and presentations
• Support team growth through collaboration, recruiting, and knowledge sharing

Qualifications and Experience

Required

• Bachelor’s degree in Civil Engineering, Environmental Engineering, or related field
• Licensed Professional Engineer (PE) in California
• Minimum of 10 years of experience in water/wastewater engineering
• Proven experience managing projects, teams, schedules, and budgets
• Strong written and verbal communication skills
• Demonstrated ability to lead teams and deliver successful client outcomes

Preferred

• Experience with pump station and water/wastewater treatment design
• Established client relationships and local market presence
• Demonstrated success in business development and client growth
• Experience mentoring and developing early-career professionals

Travel

Travel up to 20% may be required to support governance reviews, executive steering committee meetings, audits, business stakeholder engagement, and team collaboration activities.

Compensation & Benefits

The expected base salary range for this role is $120,000 – $200,000 USD per year. Actual compensation will be determined based on several factors including skills, experience, qualifications, and location.

This role is also eligible for performance-based bonuses, equity participation, and a comprehensive U.S.-based benefits package, including:

• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off and company holidays
• Wellness programs and employee assistance resources
• Professional development support

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Third-Party Agency Notice

Salas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. Unsolicited submissions will not be eligible for placement fees.