Demo

Senior Chemical Engineer

Nalco Water, An Ecolab Company
Chicago, IL Full Time
POSTED ON 5/6/2026 CLOSED ON 6/21/2026

What are the responsibilities and job description for the Senior Chemical Engineer position at Nalco Water, An Ecolab Company?

Nalco Water’s Industrial RD&E group has an opening for a Senior Chemical Engineer in our Global Pilot Plant Facility in Chicago, Il.

This role focuses on helping move specialty chemical processes from the R&D bench to pilot and commercial manufacturing through development, scale-up, and technology transfer. You will partner closely with Application Research, Marketing, and Supply Chain to support Ecolab’s global new product pipeline launches.

You will help evaluate and improve processes to strengthen product performance and address manufacturing needs. The work includes contributing to new or improved products, processes, or systems and supporting intellectual property activities when applicable.

Depending on the project, you may serve as a technical contributor or workstream lead for product launch activities, partnering with cross-functional teams and sharing progress with stakeholders in R&D, Supply Chain, and Marketing. You may also support feasibility estimates, design implications, and financial inputs used for project justification.

What’s In It For You

  • The opportunity to take on some of the world’s most meaningful challenges, helping customers achieve clean water, safe food, and healthy environments
  • The ability to make an impact and shape your career with a company that is passionate about growth
  • The support of an organization that believes it is vital to include and engage diverse people, perspectives and ideas to achieve our best

What You Will Do

  • Support the design, troubleshooting, and improvement of chemical manufacturing processes
  • Establish process specifications and controls to meet customer and quality requirements
  • Use designed experiments and basic statistical analysis to understand and improve process capability
  • Contribute to research that develops and improves chemical manufacturing processes
  • Collaborate with internal and external partners to understand requirements for new products or processes
  • Conduct Initial economic and technical feasibility studies of new products and processing technologies
  • Develop detailed process design, manufacturing troubleshooting, and process control
  • Partner with manufacturing sites to identify improvement opportunities and support efficiency and cost initiatives
  • Support small-volume manufacturing and niche product needs as priorities require
  • Contribute to pilot plant improvement projects, including scope input and execution support
  • Provide technical input to corporate initiatives (e.g., EH&S, technology transfer, and process standardization)
  • Participate on Product Action Teams to improve product quality and capability
  • Help evaluate and implement new process equipment or analytical tools, including supporting capital requests and integration

Minimum Qualifications

  • Bachelor’s degree in Chemical Engineering or related with 2 years of Research experience.
  • High mechanical aptitude and attention to detail
  • Strong technical writing and communication skills
  • Ability to manage multiple tasks and projects concurrently
  • Ability to travel to various equipment vendors or Ecolab manufacturing locations, potentially up to 20%
  • Immigration sponsorship not available for this role

Annual Or Hourly Compensation Range

The pay range for this position is $85,900.00 - $128,900.00. 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 strives to provide comprehensive and market-competitive benefits to meet the needs of our associates and their families. Click here to see our benefits.

If you are viewing this posting on a site other than our Ecolab Career website, view our benefits at jobs.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:

  • Undergo additional background screens and/or drug/alcohol testing for customer credentialing.
  • Be fully vaccinated for COVID-19, including a booster if eligible, unless a religious or medical accommodation is requested by the applicant and approved by Ecolab.

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.

Nuestro compromiso con una cultura de inclusión y pertenencia

Ecolab está comprometido con el trato justo e igualitario de todas las personas colaboradoras y postulantes, y con la promoción de los principios de igualdad de oportunidades en el empleo. Reclutaremos, contrataremos, promoveremos, transferiremos y brindaremos oportunidades de desarrollo con base en las calificaciones individuales y el desempeño laboral, en todos los aspectos relacionados con el empleo, la compensación, los beneficios, las condiciones laborales y las oportunidades de crecimiento. Ecolab no discriminará a ninguna persona colaboradora ni postulante por motivos de raza, religión, color, credo, nacionalidad, estado de ciudadanía, sexo, orientación sexual, identidad y expresión de género, información genética, estado civil, edad o discapacidad.

Salary : $85,900 - $128,900

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Chemical Engineer?

Sign up to receive alerts about other jobs on the Senior Chemical Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$110,446 - $140,217
Income Estimation: 
$136,838 - $174,985
Income Estimation: 
$101,931 - $130,160
Income Estimation: 
$121,359 - $157,591
This job has expired.
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Nalco Water, An Ecolab Company

  • Nalco Water, An Ecolab Company Skowhegan, ME
  • Want to build a brighter, bolder future and cultivate your career? Join Ecolab’s team and help create a world in which we all thrive. Nalco Water, an Ecola... more
  • 1 Day Ago

  • Nalco Water, An Ecolab Company Valparaiso, IN
  • Want to build a brighter, bolder future and cultivate your career? Join Ecolab’s team and help create a world in which we all thrive. Nalco Water, an Ecola... more
  • 1 Day Ago

  • Nalco Water, An Ecolab Company Nashville, TN
  • As the industry leader in water technology, we’re growing and need talented people like you to help us continue to protect the world’s most vital resource.... more
  • 1 Day Ago

  • Nalco Water, An Ecolab Company Mobile, AL
  • Nalco Water, an Ecolab Company, is seeking a Sr Project Sales Accelerator for our Paper division, aligned to a key corporate account to lead our efforts to... more
  • 2 Days Ago


Not the job you're looking for? Here are some other Senior Chemical Engineer jobs in the Chicago, IL area that may be a better fit.

  • Sumitomo Chemical: Group Companies of the Americas Libertyville, IL
  • About Sumitomo Biorational Company Headquartered in Libertyville, Ill., Sumitomo Biorational Company is the Global Center of Excellence for Biorational Inn... more
  • 1 Day Ago

  • Sumitomo Chemical: Group Companies of the Americas Libertyville, IL
  • About Us Sumitomo Biorational Company is a worldwide leader in the research, development, manufacturing, and commercialization of biorational products for ... more
  • 6 Days Ago

AI Assistant is available now!

Feel free to start your new journey!