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Overnight Reverse Osmosis Engineer Jobs (NOW HIRING)

... engineering experience * Bachelor's degree (Mechanical, Chemical, Environmental preferred) or 5+ years in Water/Wastewater * Knowledge of adsorption, filtration, ion exchange, reverse osmosis

As our Business Quality Leader (BQL) for the Reverse Osmosis and Ultrafiltration portfolios, you'll ... Bachelor's degree in Engineering, Science, or related field required * 8-12 years of progressive ...

... of our Reverse Osmosis (R/O) leachate treatment facility. You will lead a team of operators to ... Associate's or Bachelor's degree in Environmental Science or Engineering preferred. * License: Must ...

... of our Reverse Osmosis (R/O) leachate treatment facility. You will lead a team of operators to ... Associate's or Bachelor's degree in Environmental Science or Engineering preferred. * License: Must ...

Collaborate with engineering and maintenance teams to support thermal systems used in battery ... Maintain water levels in salt bins and operate reverse osmosis machines. * Assist in annual boiler ...

Project Manager

The Woodlands, TX · On-site

$90K - $135K/yr

... of reverse osmosis systems, filtration systems, pumping systems, hydraulics, basic water chemistry, and in packaged equipment design is preferred * Certification as a Professional Engineer ...

As our Business Quality Leader (BQL) for the Reverse Osmosis and Ultrafiltration portfolios, you'll ... Bachelor's degree in Engineering, Science, or related field required * 8-12 years of progressive ...

... our Reverse Osmosis Centrifuge systems. This role is integral to our 2026 pilot program. You will work side by side with engineers to build prototype and pilot units, troubleshoot mechanical and ...

Apply Early

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Overnight Reverse Osmosis Engineer information

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$82K

$136.3K

$195K

How much do overnight reverse osmosis engineer jobs pay per year?

As of Jul 1, 2026, the average yearly pay for overnight reverse osmosis engineer in the United States is $136,286.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $178,000.00 per year, depending on experience, location, and employer.
What cities are hiring for Overnight Reverse Osmosis Engineer jobs? Cities with the most Overnight Reverse Osmosis Engineer job openings:
What are the most commonly searched types of Reverse Osmosis Engineer jobs? The most popular types of Reverse Osmosis Engineer jobs are:
What states have the most Overnight Reverse Osmosis Engineer jobs? States with the most job openings for Overnight Reverse Osmosis Engineer jobs include:
Water and Wastewater Engineer -- Senior Lead/Consultant

Water and Wastewater Engineer -- Senior Lead/Consultant

Sargent & Lundy

Chicago, IL • On-site

$134K - $205K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 6 days ago


Job description

This position offers the opportunity to take a leading role in growing Sargent & Lundy's water and wastewater practice while applying deep technical expertise across a diverse portfolio of clients in the energy, industrial, and municipal markets. In this position, you will:

  • Lead and manage the design, evaluation, and review of water supply and wastewater treatment systems for power generation, data centers, industrial facilities, and municipal clients.
  • Assist in the selection, training, development and management of technical personnel
  • Prepare and oversee preliminary engineering studies for new installations, system modifications, and retrofits of water and wastewater treatment systems.
  • Independently verify designs of vendor-supplied treatment equipment and systems, including reverse osmosis, zero liquid discharge (ZLD), biological treatment, and chemical conditioning systems.
  • Analyze complex water quality and treatment challenges, develop technical solutions, and present findings and recommendations to clients and internal stakeholders.
  • Evaluate the impact of federal, state, and local regulatory requirements (e.g., Clean Water Act, Effluent Limitation Guidelines, NPDES) on water and wastewater systems for new and existing facilities.
  • Prepare complex technical reports, specifications, and mass/water balances.
  • Travel to client offices and project sites as needed for project reviews and client engagement.
  • Serve as a key leader in expanding S&L's water and wastewater practice, including identifying supporting proposal development, and cultivating client relationships.
  • Collaborate with project managers and practice leadership to establish work priorities across multiple concurrent projects.
  • Maintain and enhance knowledge of emerging technologies, regulatory trends, and industry standards relevant to water and wastewater treatment.
  • Represent S&L at industry conferences, code committees, and professional organizations to elevate the firm's visibility in the water sector.

We do not sponsor employees for work authorization in the U.S. for this position.

  • BS in Chemical Engineering, Environmental Engineering, or a closely related discipline from an ABET-accredited program.
  • Ten or more years of experience in water and/or wastewater treatment engineering, with demonstrated expertise in systems serving the power, industrial, municipal or data center markets.
  • Strong Leadership and organization skills.
  • Proven ability to lead multi-disciplinary project teams and manage complex, concurrent projects.
  • Experience in business development activities such as proposal writing, scope development, and client management.
  • Excellent written and verbal communication skills, including presenting technical material to non-technical audiences.
  • Mentor and develop junior and mid-level engineers, fostering a collaborative and technically rigorous team culture.

Valued but Not Required Skills and Experience:

  • Professional Engineer (PE) license.
  • Hands-on experience with water treatment technologies such as reverse osmosis, ion exchange, ZLD, biological nutrient removal, cooling water treatment, and industrial wastewater systems.
  • Familiarity with federal environmental regulatory programs including the Clean Water Act, NPDES permitting, Effluent Limitation Guidelines (ELGs), and Resource Conservation and Recovery Act (RCRA).
  • Experience with water modeling or simulation software.
  • Background supporting environmental permitting for power generation, data centers, or industrial facilities.
  • Familiarity with water reuse, water recycling, or closed-loop treatment system design.

At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.

Health & WellnessFinancial BenefitsWork-Life Balance
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back-Up Daycare
  • FSA & HSA
  • 401(k)
  • Pre-Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements

$134,546 - $205,557
Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.

Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.


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About Sargent & Lundy

Sourced by ZipRecruiter

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services--from consulting, design and implementation to construction management, commissioning and operations/maintenance--with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Chicago, IL, US

Year founded

1891

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