Principal Sensor Engineer

Ecolab (ECL) is the global leader in water, hygiene and infection prevention solutions and services. Ecolab partners with over one million customers to make the world cleaner, safer, and healthier – to protect people and resources vital to life. At Ecolab, we are science-centered, and people-driven, with a commitment to create a world where people are healthy, businesses can grow, and our planet is respected. Ecolab delivers comprehensive solutions, data-driven insights, and personal service for customers in foodservice, healthcare, hospitality, and industrial markets around the world.Innovation is at the center of Ecolab’s growth. Research, Development, and Engineering (RD&E) is comprised of over 1,600 innovators that are dedicated to helping our customer achieve their goals. As a part of our global RD&E team, you will be inspired by our purpose and value proposition to deliver best-in-class technology to help ensure our expertise and insights are present whenever and wherever they are needed. Together, we deploy solutions that solve complex operational challenges, build resilience, and reduce risk in a rapidly changing and unpredictable world.As an Ecolab RD&E team member, you will work in a collaborative, cross-functional, and customer-focused environment. At Ecolab, your voice matters, your contributions are rewarded, and you can make an impact.The Principal Sensor Engineer is responsible for the design, development, and commercialization of advanced chemical and physical sensing technologies used in industrial, commercial, and customer-facing equipment. This role sits within the Equipment and Connected Solutions (ECS) organization and works cross-divisionally to translate sensing principles into robust, manufacturable sensor solutions that perform reliably in real-world environments. The Principal Sensor Engineer partners with multi-disciplinary teams across Ecolab RD&E to solve impactful customer challenges. As a technical leader, this role provides leadership across sensor concepts, development, and integration from early exploration through product launch.What You Will DoAssess sensing needs across divisional applications and translate them into clear technical requirementsDevelop sensor solutions using a combination of internally developed and commercially available technologiesResearch and evaluate new sensing approaches to improve product performance and enable new capabilitiesBuild and test prototypes in lab and field environments to assess feasibility, performance, and robustnessLead and collaborate with cross-functional teams to develop sensor-enabled productsDocument and communicate results through technical reports, presentations, and demonstrationsPartner with electronics, firmware, data, mechanical, and product teams on system integrationCommunicate sensor tradeoffs and recommendations (cost, accuracy, reliability) to technical and non-technical stakeholdersMinimum QualificationsBachelor’s, Master’s, or PhD in Electrical Engineering, Chemical Engineering, Mechanical Engineering, Applied Physics, Chemistry, or a related field5+ years of relevant experience with a Bachelor’s degree, 3+ years with a Master’s degree, or a PhD (industry experience not required)Hands-on experience with sensor prototyping, experimentation, and validationStrong expertise in at least one sensing domain (optical, electrochemical, impedance-based, conductivity, or biosensing)Proven ability to work cross-functionally and communicate complex technical concepts clearlyPreferred QualificationsPhD in Applied or Experimental Physics, Engineering, Electrical Engineering, Optical Science, Physical or Analytical Chemistry, or a related field, with 2+ years of post-graduate R&D experienceExperience developing sensor prototypes using integrated hardware and software platformsDemonstrated leadership in cross-functional teams or experience leading technical initiatives or projectsExperience with project management and driving work from concept through executionFamiliarity with machine learning or data science approaches applied to sensor systems or data analysisExperience developing or supporting embedded, manufactured productsExperience with analytical instrumentation design or developmentStrong technical writing and verbal communication skills, with the ability to clearly present results to a range of audiencesAnnual Or Hourly Compensation RangeThe 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.BenefitsEcolab 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 NoticeTo 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.Our Commitment to a Culture of Inclusion & BelongingAt 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.