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At Ecolab , you will have the opportunity to apply and expand your expertise in process and equipment engineering , supporting the design and delivery of advanced water treatment solutions . Working closely with multidisciplinary teams, you will contribute to equipment selection, technical specifications, and engineering documentation that ensure safe, compliant, and high‑quality project execution . How You'll Make An Impact Select and specify process equipment including heat exchangers, pressure vessels, tanks, pumps, and control valves. Perform material selection for piping, valves, vessel internal parts and structural components based on chemical compatibility, material, pressure, temperature conditions, and applicable norms. Define piping components, valves, and instrumentation in alignment with process requirements and project specifications. Develop and review P&IDs and ensure correct representation of equipment, instrumentation, and control functions. Prepare and maintain datasheets, technical specifications, engineering lists, and equipment documentation packages. Support project managers with technical input, equipment clarifications, and participation in design reviews. Review vendor documents, datasheets, fabrication drawings, and project final documentation. Perform source inspection at manufacturers’ facilities and provide site support during construction, ensuring compliance with specifications, quality requirements, and project standards. Qualifications Bachelor’s degree in Mechanical Engineering, Process Engineering, Chemical Engineering, or a related technical field. 2–5 years of experience in industrial equipment design, process equipment engineering, or water/chemical/pharma projects. Strong understanding of pressure vessels, tanks, heat exchangers, pumps, and valve technologies. Familiarity with design standards: PED, EN13445, EN13480, ASME VIII, API, ISO. Ability to interpret engineering documents, specifications, and process information. Strong attention to detail and commitment to high-quality documentation. Ability to perform, check, and review technical calculations for selected process equipment (e.g. pressure loss, valve sizing). VT2 (Visual Testing Level 2) qualification required; International Welding Engineer (IWE) certification is considered a strong advantage. Effective communication skills and the ability to work in a multidisciplinary project environment. Proficiency in English strong verbal and written communication skills to effectively interact with clients, stakeholders, and team members. German and/or French is an advantage. Travel: Required, up to 25% of working time. Swiss or EU citizenship, or possession of a valid working permit in Switzerland. 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. Ecolab’s commitment to diversity, equity and inclusion (DE&I) reflects our longstanding value of working together to integrate diverse perspectives to challenge ourselves, reach our goals and do what’s right. Apply today and join one of the most ethical companies with over a hundred years of history. Join Ecolab And Help Us Protect What’s Vital. Our Commitment to a Culture of Inclusion & Belonging Ecolab is committed to fair and equal treatment of associates and applicants and furthering the principles of Equal Opportunity to Employment. 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.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.