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Principal Chemist (m/f/d)

Posted 11 Jun 2025
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Work experience
1 to 20 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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Principal Chemist Nalco Water, Research Development & Engineering (RD&E) based in Leiden, The Netherlands

Nalco Water, an Ecolab Company, is seeking an experienced and motivated chemist to join our innovation efforts and support our customers in the Global High Tech (GHT) industry. We are establishing a dedicated EU GHT RD&E team who will work alongside our Global Water RD&E group in Leiden, the Netherlands. The Principal Chemist will primarily be responsible for contributing to the development and / or deployment of innovative water treatment technologies that prevent scale and corrosion in cooling water applications. The role will also encompass customer (field / application) support for industrial cooling water applications. We are seeking a candidate with a strong technical background who is self-motivated, has a desire for collaboration and is a creative problem solver.

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, abundant energy and healthy environments
  • The ability to make an impact and shape your career with a company and a team 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
  • A culture that values safety first, including training and personal protection.

The main responsibilities of the role are to:

  • Lead and / or collaborate in innovation development and deployment of products that prevent scale and corrosion in different cooling water applications.
  • Provide customer support to cooling water field applications in the context of corrosion and scale prevention and control as well as product line support for the GHT cooling water portfolio.

This involves:

  • Being a key technical contributor on multiple, projects by leading and conducting both lab and field tests, ensuring that data is analyzed, documented and results communicated in a clear and concise manner.
  • Support and contribute to the development of the application guidelines and operational windows for new products and/or technologies.
  • Collaborating with a global team, various functions on the development of technologies that meet customer needs.
  • Provide insight on technical hurdles or risks in innovation development and brainstorm approaches and strategies to overcome the hurdles.
  • Identifying and understanding customer needs and challenges within cooling water applications within the global high tech industry (through field visits, engagement with customers and industry experts) and using these learnings and experience to build the EU innovation roadmap.
  • Provide advanced technical support to sales and customers which includes but not limited to, application guidance, technical exchange, trouble-shooting, field visits etc.

Qualifications and experience:

  • BSC in Chemistry or related with ideally > 5 years of industry experience
  • Masters in Chemistry or related with ideally >3 years of industry experience
  • Ph.D in Chemistry or related with ideally >1 years of industry experience
  • Knowledge of and / or Industry experience in cooling water treatment (closed loop, open-recirculating systems)
  • Knowledge of either materials science, corrosion, formulations, electrochemistry is an advantage
  • Experience in the Global High Tech industry (and associated cooling technologies such as Direct to Chip cooling, Adiabatic) is an advantage
  • Self-starter with great initiative and ‘hands-on’ approach
  • Good communication skills; with the ability to deliver complex information in an easy-to-understand format
  • Creative problem-solving skills
  • Proficiency in English (both written and verbal) required
  • Willingness and ability to travel 10-20 % of the time

Our Commitment to Diversity and Inclusion

Ecolab is committed to fair and equal treatment of associates and applicants and furthering the principles of Equal Opportunity to Employment. Our goal is to fully utilize minority, female, and disabled individuals at all levels of the workforce. We will 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, Ecolab 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, or disability.

BENEFITS WE OFFER
Ecolab strives to provide comprehensive and market-competitive benefits to meet the needs of our associates and their families. We offer benefits to support our associates’ health and wellness, such as healthcare and time-away policies. We also offer benefits designed to promote our associates’ financial well-being, including short- and long-term financial incentives and retirement income and planning. Specific offerings may vary by location.

A global sustainability leader offering water, hygiene and infection prevention solutions and services that protect people and the resources vital to life. 47,000 associates help deliver comprehensive science-based solutions, data-driven insights and world-class service to advance food safety, maintain clean/safe environments, optimize water and energy use, improve operational efficiencies and sustainability for customers in the food, healthcare, life sciences, hospitality and industrial markets

Chemical
Oegstgeest
Active in 171 countries
400 employees
60% men - 40% women
Average age is 39 years