Industrial Systems Test Engineer
Ecolab USA
Los Angeles, CA · Posted September 15, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at Ecolab USA
More in California job market · Retail & E-commerce · Engineering jobs
More roles at Ecolab USA
- Senior Commercial Data Analyst · King of Prussia, PA
- Global Planning and Logistics Director · King of Prussia, PA
- Manager, Market Intelligence & Forecasting (Data Centers & Microelectronics) · Naperville, IL
- ServiceNow Architect · St Paul, MN
- Technical Sales Representative · Albany, NY
- Fabrication Shop Project Manager · Chandler, AZ
Similar jobs
- Senior Flight Control Systems Engineer · Joby Aviation · Santa Cruz, CA
- Flight Test Aircraft Engineer · Joby Aviation · Marina, CA
- Dynamics Engineer · General Matter · Los Angeles, CA
- System Test Engineer · Viasat · Carlsbad, CA
- Principal Engineer - Government Aviation · Viasat · Carlsbad, CA
- Closures & Body Structures Engineer · Alten Technology USA · Long Beach, CA
Where Los Angeles, CA ranks
Where Los Angeles, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Best cities for aerospace and defense jobs498 openings · of 67
- #2Best cities for media and entertainment jobs429 openings · of 17
- #2Cities with the most jobs that do not need a four-year degree in the West Coast428 jobs · of 47
- #3Best cities for legal jobs339 openings · of 36
- #3Best cities for design jobs158 openings · of 10
- #3Best cities for healthcare jobs590 openings · of 82
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
AI use among aerospace engineers is little observed so far. Measured exposure for aerospace engineers: 8% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
As an Industrial Systems Test Engineer for Wastech Systems & Ovivo Electronics USA by Ecolab, you will play a critical role in ensuring the quality, reliability, and performance of water treatment and process systems through comprehensive in-house testing activities. This position partners closely with engineering, project management, and manufacturing teams to support continuous improvement efforts and help advance innovative solutions that address one of the world’s most critical resources: water.
What’s in it For You:
Opportunity to contribute to innovative water treatment technologies that make a meaningful impact on sustainability and resource conservation.
Collaborative work environment with cross-functional teams including engineering, manufacturing, and project management.
Exposure to a variety of industrial process equipment and testing methodologies.
Career development opportunities within a global organization committed to innovation and operational excellence.
Opportunity to influence product quality and performance through hands-on testing and continuous improvement initiatives.
What You Will Do:
Perform in-house Factory Acceptance Testing (FAT) on equipment and systems to verify performance and compliance with specifications.
Troubleshoot equipment and system issues identified during testing and collaborate with engineering teams on drawing revisions and software updates.
Complete and maintain FAT, pressure test, and leak test documentation to support quality and compliance requirements.
Provide feedback and lessons learned to engineering, project management, and manufacturing teams to improve future designs and processes.
Support manufacturing operations with the setup and configuration of temporary test equipment.
Apply and verify system tags and labels to ensure accuracy and compliance with project requirements.
Capture, organize, and maintain engineering and marketing photographs of completed systems and equipment.
Promote a culture of safety, quality, and continuous improvement throughout all testing activities.
Position Details (Location & Work Schedule):
Location: Chatsworth, CA
Work Environment: Office and manufacturing/shop environment with hands-on equipment testing responsibilities.
Travel: Minimal travel may be required based on business needs.
Minimum Qualifications:
Bachelor’s degree in Electrical Engineering, Chemical Engineering, Mechanical Engineering, or a related engineering discipline.
2 to 3 years of relevant engineering experience, preferably in a manufacturing environment.
Familiarity with industrial process equipment and testing procedures.
Experience using AutoCAD and Microsoft Office applications.
Strong troubleshooting, analytical, and problem-solving skills.
Excellent verbal and written communication skills with a customer-focused approach.
Valid driver’s license with an acceptable driving record.
Preferred Qualifications:
Experience performing Factory Acceptance Testing (FAT) or commissioning activities on industrial systems.
Knowledge of pressure testing, leak testing, and quality documentation practices.
Experience working in water treatment, process systems, or related industrial manufacturing environments.
Ability to read and interpret engineering drawings, schematics, and technical documentation.
Strong organizational skills with the ability to manage multiple testing activities and documentation requirements.
Experience collaborating with cross-functional teams to drive process improvements and resolve technical issues.
Annual or Hourly Compensation Range:
$70,000-75,000 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.
Our Commitment to a Culture of Inclusion & Belonging
At 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.