Senior Process Design Engineer - Industrial Wastewater

Job Duties

We are seeking an experienced process engineering professional to lead the design and deployment of industrial wastewater treatment, reuse, and recycle solutions. In this role, you will serve as a technical leader supporting Food & Beverage customers, while also contributing to projects across other industrial sectors. You will be responsible for process design from early concept development through detailed engineering, commissioning, and optimization, partnering closely with sales, project execution, and customers to deliver reliable, high-performing treatment systems.

What's in it For You

Opportunity to own complex process designs from concept through startup and optimization

Exposure to a wide range of industrial wastewater treatment and reuse applications, with a strong focus on Food & Beverage

Ability to work directly with customers, internal teams, and technology partners

Platform to provide technical leadership, mentoring, and knowledge sharing across the organization

Involvement in developing standard designs, best practices, and continuous improvement initiatives

What You Will Do

Develop conceptual and preliminary process designs for industrial wastewater treatment, reuse, and recycle systems, primarily for Food & Beverage applications

Define treatment strategies and system configurations based on wastewater characteristics, recovery goals, and discharge or reuse requirements

Prepare mass balances, process flow diagrams (PFDs), and high-level system layouts

Develop complete process design packages, including PFDs, P&IDs, hydraulic calculations, and mass and energy balances

Design full wastewater treatment trains, including pretreatment, core treatment, and post-treatment processes

Select appropriate treatment technologies and perform unit operation design and equipment sizing

Generate equipment lists, process design criteria, and support solution costing

Support project execution through design reviews, commissioning, startup, and system optimization

Troubleshoot process performance issues and validate system performance in the field

Serve as a technical resource to sales, service, and implementation teams and support training and mentoring of engineers

Position Details

Location: Naperville, IL or Remote (U.S.-based, near a major airport)

Travel: Approximately 20%+ (domestic)

Employment Type: Full-time

Minimum Qualifications

Bachelor's or Master's degree in Chemical Engineering

10+ years of water and wastewater treatment process design experience

Strong background in industrial wastewater treatment and system integration

Experience developing process designs for complex treatment systems, including biological, chemical, and/or membrane processes

Preferred Qualifications

15+ years of process design experience

5-10+ years of experience in industrial wastewater reuse and recycle systems

Experience with Food & Beverage wastewater treatment applications

Experience across other industrial sectors such as Chemical, Data Centers, or Primary Metals

Anticipated Job Posting End Date:

Aug 28

Annual or Hourly Compensation Range:

The pay range for this position is $101,400.00 - $152,100.00. Many factors are taken into consideration when determining compensation, such as experience, education, training, geography, etc. We comply with all minimum wage and overtime laws.

Benefits

Ecolab provides the following benefits: medical, dental, vision, life insurance, accident insurance, critical illness insurance, hospital indemnity insurance, auto insurance, home insurance, pet insurance, identity theft protection, short-term and long-term disability, 401k, pension plans, retirement health care benefits, short-term incentives, vacation (12 days), holidays, parental leave, employee stock purchase plans(Full-Time Associates), discount on day care services and caregiver services, adoption assistance, group legal services, employee assistance program, employee discount program, and education assistance program,on-Site childcare and fitness facilities may be available at select Ecolab locations.Click herefor additional benefits information.If you are viewing this posting on a site other than our Ecolab Career website, view our benefits atjobs.ecolab.com/working-here.

Potential Customer Requirements Notice

To meet customer requirements and comply with local or state regulations, applicants for certain customer-facing roles may need to:

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• Undergo additional background screens and/or drug/alcohol testing for customer credentialing.
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Americans with Disabilities Act (ADA)

Ecolab will provide reasonable accommodation (such as a qualified sign language interpreter or other personal assistance) with our application process upon request as required to comply with applicable laws. If you have a disability and require accommodation assistance in this application process, please visit the Recruiting Support link in the footer of each page of our career website.

Our Commitment to a Culture of Inclusion & Belonging

At Ecolab, we believe the best teams are inclusive. We are on a journey to create a workplace where every associate can grow and achieve their best. We are committed to fair and equal treatment of associates and applicants and recruit, hire, promote, transfer and provide opportunities for advancement based on individual qualifications and job performance. In all matters affecting employment, compensation, benefits, working conditions, and opportunities for advancement, we will not discriminate against any associate or applicant for employment because of race, religion, color, creed, national origin, citizenship status, sex, sexual orientation, gender identity and expressions, genetic information, marital status, age, disability, or status as a covered veteran.

In addition, we are committed to furthering the principles of Equal Employment Opportunity (EEO) through Affirmative Action (AA).

We will consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance, the San Francisco Fair Chance Ordinance, and the New York City Fair Chance Act.

Minimum Education Required

Bachelor Degree

Minimum Experience Required

10 - 20 years

Shift

First (Day)

Number of Openings

1

Public Transportation Accessible

Yes

Veterans Encouraged to Apply

No

Physical Required

Yes

Drug Test Required

Yes

Compensation

$11.41 / Hourly

Postal Code

55107

Job Type

Full Time

Place of Work

On-site

Requisition ID

R

Job Benefits

Not specified