🎁 Before you apply, rehearse this interview. Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card. I want my training →
We are seeking an Operations & Maintenance Engineer to support the safe, efficient, and reliable operation of critical water and wastewater systems. In this role, you will monitor system performance, lead maintenance activities, troubleshoot technical issues, and drive operational improvements to minimize downtime and improve productivity while supporting uninterrupted service for our customers. What You Will Do Monitor the operation of Ultrapure Water, Wastewater, and Reclamation systems Ensure systems and equipment operate efficiently and meet established performance targets Analyze system performance data and recommend operational and maintenance improvements Coordinate with engineering and operations teams to support uninterrupted production and service Plan and execute preventive and predictive maintenance activities Perform inspections, diagnostics, and oversee equipment repairs Maintain accurate maintenance logs, reports, and technical documentation Identify and resolve equipment faults and operational issues using root cause analysis Implement corrective and preventive actions to prevent recurrence of failures Support equipment upgrades, installations, commissioning, and process optimization initiatives Recommend cost-reduction and energy-saving opportunities Perform other duties as assigned by the Service Center Manager Position Details Reports to: Boise Service Center Manager Travel: Travel is required to and from client facilities in the Boise Metroplex. Minimal travel may be required for training purposes. Onsite at Boise, ID Fab Shop Minimum Qualifications Bachelor’s degree in Engineering (Mechanical, Chemical, or related field) with 3–5 years of experience in operations and maintenance, or more than 10 years of experience in semiconductor-related water treatment system operations, maintenance, expansions, and improvements Experience with equipment troubleshooting and diagnostics Knowledge of preventive and predictive maintenance practices Familiarity with maintenance systems (CMMS), tools, and techniques Strong analytical and problem-solving skills Ability to read, analyze, and interpret complex industry-related documents Understanding of applicable safety standards and regulations Proficiency with MS Office and Navisworks Effective communication, teamwork, time management, and multitasking skills Annual or Hourly Compensation Range: The pay range for this position is $90,000-$120,000 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 provides the following benefits: medical, dental, vision, life insurance, accident insurance, critical illness insurance, hospital indemnity insurance, auto insurance, home insurance, pet insurance, identity theft protection, short-term and long-term disability, 401k, pension plans, retirement health care benefits, short-term incentives, vacation (12 days), holidays, parental leave, employee stock purchase plans (Full-Time Associates), discount on day care services and caregiver services, adoption assistance, group legal services, employee assistance program, employee discount program, and education assistance program, on-Site childcare and fitness facilities may be available at select Ecolab locations. Click here for additional benefits information. 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. 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.
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.