R&D Technician

Nalco Water, an Ecolab Company, isseekingan experienced and motivated technician with chemistry and equipment experienceto join our innovation efforts and support our customers in the Global High Tech (GHT). We areestablishinga dedicatedEU GHT RD&Eteam inLeiden, the Netherlands.
TheLab Technicianwill primarilybe responsible forsupportingthe developmentand/ ordeployment ofinnovative chemistry,equipmentand/or digitaltechnologies in theGHT industry.IWe are seeking a candidate with a strong technical background, who is ‘hands-on’,ideallywithpractical field/application experience, who is self-motivated, enjoys versatilityandwork across different topics and projects, has a desire for collaboration and is a creative problem solver.

What’sin it For You:

• The opportunity to take on some of the world’s most meaningful challenges, helping customers achieve clean water, safe food, abundantenergyand 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,perspectivesand ideas to achieve our best

• A culture that values safety first, including training and personal protection.

The main responsibilities of the role are to:

• Collaboratewith a global team oninnovation development and deployment of products(chemistry,equipmentor digital)related(but not limited) tocooling within the globalhigh techindustry

• Provide customerequipmentand chemistryrelatedsupportrelating to cooling / water treatment (e.g.,direct to chip, closed loops,open-evaporative systems, adiabatic, effluent treatment)in theGHTindustry.

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This involves:

• Execute application-focused lab studies on coolant formulations (e.g., water/glycol systems, corrosion inhibitors, biocides, additives) to support GHT cooling technologies.

• Conduct performance testing including corrosion, material compatibility, and thermal stability for closed-loop and direct-to-chip systems.

• Evaluate coolant performance in integrated systems (e.g., CDUs, cold plates, closed-loop test rigs) in collaboration withR&Dengineering teams.

• Troubleshoot chemistry(e.g., deposits, degradation, material interactions).and equipment(sensors, pumps)related issuesin prototype and pilot systems

• Provide technical support for deployment of coolant chemistries in customer systems (datacentres, semiconductor, microelectronics)byassistingwith field trials, pilot installations, and commissioning activities, including sampling, monitoring, and performance validation.

• Support root cause analysis of field issues related to coolant chemistry (e.g., corrosion, fouling, fluid degradation).

• Coordinate a varied workload, manage shifting priorities, and complete tasks within required timelines.

• Support implementation of lab and field safety procedures related to chemical use.

• Maintain clear documentation andcommunicatefindings to RD&E,marketing, and commercial teams.

Qualifications and experience:

• Chemistry orEngineeringrelatedstudy(HBO level)1-2years ofindustryexperience.

• Hands‑on lab experience

• Experienceindesigning andmaintainingprototype test fixtures and laboratory setups.

• Capability to assemble and troubleshoot electronic systems:including, pumps, sensors, and other electro‑mechanical hardware systemsis an advantage.

• Knowledge of cooling technologies, cold plates, and cooling distribution units is an advantage.

• Experience working in R&D, pilot, or prototype environments where priorities shift and multiple projects run in parallel.

• Self-starter, who is willing to learn and has a ‘hands-on’ approach

• Good communicationskills; with the ability to deliver complex information in an easy-to-understand format

• Creative problem-solving skills

• Works well under pressure

• Proficiencyin English (both written and verbal)required

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Our Commitment to Diversity and Inclusion

At Ecolab, we believe the best teams are diverse and inclusive, and 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. We recruit, hire, promote, transfer and provide opportunities for advancement on the basis of 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 or disability.