Senior Water Treatment Engineer; Drinking Water & Reuse

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

Accelerate your career with Jacobs, a company that inspires and empowers you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow. If you are looking for an opportunity to solve complex challenges, do meaningful work, and make an impact you can measure then you should join Jacobs’ Florida Water team. As a Senior Water Treatment Engineer (Drinking Water & Reuse) you will lead process design and optimization for drinking water and reuse facilities that protect communities, strengthen resilience, and advance sustainable water supply.

• Lead process evaluation, design, and optimization for drinking water and reuse treatment systems (UF/MF, NF/RO, GAC/IX, UV/AOP, conventional processes).
• Plan and oversee pilots, bench testing, and data analysis; translate findings into basis of design, P&IDs, and process narratives.
• Guide commissioning/startup, troubleshoot operations, and support digital tools to improve performance and reliability.
• Develop technical specifications, equipment selection, and submittal reviews with strong QA/QC rigor.
• Partner directly with clients on workshops, planning, and facility master planning; present options and recommendations clearly.
• Mentor and develop junior engineers; foster a collaborative, high‑performance team culture.
• Contribute to proposals, scopes, and fee development; support pursuits and thought leadership (AWWA/WEF/FWEA).
• Coordinate across multi‑disciplinary teams (civil, structural, electrical, I&C) to deliver integrated solutions.

• B.S. in Civil, Environmental, or Chemical Engineering (M.S. preferred).
• Professional Engineer (PE) — Florida PE.
• 15+ years in municipal water/wastewater process engineering, with emphasis on drinking water and/or reuse.
• Hands‑on experience with membrane treatment (UF/MF, NF/RO) and at least one of PFAS removal, GAC/IX, UV/AOP, advanced disinfection/oxidation, or conventional treatment.
• Client‑facing communication skills and a track record of delivering quality design documentation.

• Experience with potable reuse (indirect or direct) or alternative water supplies.
• Project management exposure (PMP or formal PM training a plus).
• Publications/presentations (AWWA/WEF/FWEA) and participation in professional societies.
• Familiarity with process modeling, data analytics, and/or digital twins.
• Working knowledge of Florida codes/regulatory context.

• Hybrid in Naples, FL
• Relocation assistance available

• High‑impact projects across Florida and access to Jacobs’ global network of subject‑matter experts.
• Growth pathways along technical leadership and project delivery tracks, with mentorship and conference support.
• Competitive compensation and comprehensive benefits.

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well‑being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan.

Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full‑time salaried/exempt employees, seven paid holidays, and caregiver leave. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $ to $. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.