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Principal Lab Technician

Job

Ecolab Inc.

Naperville, IL (In Person)

$79,450 Salary, Full-Time

Posted 03/23/2026 (Updated 5 weeks ago) • Actively hiring

Expires 5/27/2026

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Job Description

Principal Lab Technician Naperville, IL Job Details $63,500 - $95,400 a year 1 day ago Benefits Paid parental leave Employee stock purchase plan Health insurance Dental insurance Parental leave Vision insurance 401(k) matching Qualifications Safe work practices Biology Laboratory safety Microbiology Laboratory equipment maintenance ISO standards Bachelor of Science Data reporting Mid-level Microbiology Bachelor's degree in biology Laboratory compliance Laboratory techniques Cleaning Stocking Microbiological analysis Water quality testing Sterile laboratory techniques 4 years Bachelor's degree in microbiology Associate's degree Full Job Description A trusted partner at nearly three million commercial customer locations, Ecolab is the global leader in water, hygiene and infection prevention solutions and services. With annual sales of $13 billion and more than 45,000 associates, Ecolab delivers comprehensive solutions, data-driven insights, and personalized service to advance food safety, maintain clean and safe environments, optimize water and energy use, and improve operational efficiencies and sustainability for customers in the food, healthcare, hospitality, and industrial markets in more than 170 countries around the world. Global Analytical and Microbiology is Ecolab's worldwide interconnected network of laboratories delivering value by providing analysis, data, and interpretation that help customers solve complex problems enabling critical decision making. Join our team of over 1,600 innovators and analytical specialists dedicated to helping our customers meet their goals through effective science, technology, service, and insight. Nalco Water, an Ecolab company has an opening for a Principal Lab Technician on our Legionella Lab team, located in Naperville, Illinois . This team is growing rapidly. This is an intermediate level position to support the RD&E community.
What You Will Do:
Perform a variety of routine lab operations (in a microbiological lab) with technical direction from supervisor. Supports culture-based testing of water samples according to
ISO 11731
international standards for detection of Legionella through duties that may include: sample receipt, sample login, sample processing, reading results, culture diagnostics, data reporting, and/or sample support functions. Follow and maintain
ISO 17025
quality standard certification requirements. Strictly adhere to standard operating procedures to ensure quality of results. Handle known and unknown biological materials up to Biosafety Level 2. Assist in preparation, stocking and ordering of laboratory supplies, maintain equipment, routine laboratory cleaning.
Minimum Qualifications:
Associate degree with relevant coursework (e.g. lab technician programs, college coursework in science, technology, engineering or mathematics) may substitute for experience. 4 years of laboratory technician or related experience. Ability to multi-task in work in a fast-paced environment. No immigration sponsorship offered for this position. No relocation assistance provided for this position.
Preferred Qualifications:
BS degree in Biology or Microbiology. Full proficiency in most or all Legionella lab functions including sample receipt, login, processing, readings, reporting. Ability to work as part of a team and independently. Attention to detail. Ability to work on your feet all day in a fast-paced environment. Understanding of and practice in aseptic technique. Spread-plate technique experience. Prior experience in a laboratory environment. Track record of safe work practices. Flexibility to work overtime. What's in it
For You:
Starting on Day 1 : Access to our comprehensive benefits package including medical, dental, vision, matching 401K, company-paid pension, stock purchase plan, paid parental leave, select discounted childcare resources, and more! 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
About Ecolab:
At Ecolab, we prioritize our talent-first philosophy by creating the most capable and diverse team to excel at our nearly three million customer sites. Building on a century of innovation, our 48,000 associates help deliver comprehensive science-based solutions, data-driven insights and world-class service to advance food safety, maintain clean and safe environments, and optimize water and energy use, and improve operational efficiencies and sustainability for customers in the food, healthcare, life sciences, hospitality and industrial markets in more than 170 countries around the world. Our solutions not only enhance operational efficiency but also contribute to sustainability and public health, making a positive impact on the world. We are committed to eliminating unnecessary complexities and embracing a beginner's mindset, continuously seeking new perspectives and innovative solutions to stay ahead in a rapidly changing world. Annual or Hourly Compensation Range The pay range for this position is $63,500.00 - $95,400.00. 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. 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.

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