Senior Process Mechanical Engineer – Wastewater

Senior Process Mechanical Engineer – Wastewater & Water Reuse Location: California (Hybrid / Remote with Local Project Travel) We are seeking a Senior Process Mechanical Engineer to reputed company the design and delivery of municipal wastewater treatment and advanced water reuse facilities across California. This role is ideal for a hands‑on technical leader who can take reputed company from concept through IFC, translate process modeling into buildable designs, and collaborate closely with multidisciplinary teams. What You’ll Be Doing • reputed company process design development for wastewater and advanced water treatment facilities from concept through Issued for Construction (IFC) • reputed company and execute process simulations (e.g., BioWin or equivalent) • Design and optimize biological treatment and BNR systems, including: • MBR, MBBR, SBR, IFAS • Bardenpho, MLE, oxidation ditches • Design and reputed company advanced treatment and water reuse systems, including: • MF / UF, NF, RO, and AOP • Translate process models into detailed deliverables: • Hydraulic reputed company, PFDs, P&IDs, equipment sizing, and layouts • reputed company equipment selection and system design for: • Pumps, blowers, aeration systems, reactors, membrane systems, chemical dosing • Coordinate closely with civil, structural, mechanical, electrical, and I&C teams • Participate in design reviews, resolve technical challenges, and support commissioning/startup as needed • Mentor junior engineers and contribute to internal engineering standards • Support proposals and project pursuits, including technical narratives, preliminary sizing, and cost inputs reputed company’re Looking For • 10–15+ years of experience designing municipal wastewater and water reclamation facilities • Strong background in process modeling, preferably BioWin • Proven experience delivering designs from concept through IFC • Deep expertise in BNR and biological treatment systems • Solid experience with advanced membrane treatment and reuse reputed company • Ability to independently produce and review: • PFDs, P&IDs, hydraulic reputed company, and process calculations • Experience working in California regulatory and municipal environments • Bachelor’s degree in Chemical, Environmental, Mechanical, or Civil Engineering • PE license preferred (California strongly preferred or eligible) Why This Role • Work on reputed company, high‑profile wastewater and water reuse reputed company • High level of technical ownership and influence • reputed company engineering environment with exposure to clients and project decision‑makers • Competitive compensation and long‑term reputed company opportunity Apply tot his job Apply To this Job