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Maintenance I&E Technician

Dormont Manufacturing Co · Fresno, California · Posted Jul 2, 2026

Cut, bend, and install tubing needed for the proper installation of the instrumentation device.
Set controls to regulate factors, such as current flow, timing cycle, pressure or vacuum, or temperature according to specifications.
Actively work on troubleshooting, calibration, and maintenance of pneumatic, electronic, analog, and digital process control instrumentation.
Troubleshoot/repair predictive program instrumentation and document instrumentation repair history in the CMMS system as required by site specific documentation.
Perform Basic DCS Controls.
Ensure replacement spare parts are available or replaced once installed.
Perform assignments in the layout, installation, repair, alteration, and maintenance of a wide variety of complex electrical equipment such as process controls, lighting systems, motor control systems, hi and low voltage electrical.
Maintain a strong focus on housekeeping in I&E shop and at job sites in the field.
Disassemble instruments or devices as needed to identify defects or failures.
Make repairs & modifications to equipment and facilities as scheduled through the work order system.
Responsible for completing all paperwork assigned and coordinating with the Reliability Supervisor to ensure data is correct and recorded.

Position Details

Be part of a growing company with a strong commitment to safety and sustainability.
Access a long‑term career path in maintenance and beyond.
Work for a company that helps deliver clean water, safe food, abundant energy, and healthy environments.
Competitive pay and comprehensive benefits package.

Minimum Qualifications

High School Diploma or equivalent.
2+ years of I&E experience in the oil & gas, or chemical manufacturing industry.
4 years of experience in an industrial maintenance environment.
4 years of experience in repair and troubleshooting methods of rotating equipment.
4 years of experience with tools, procedures, and methods utilized in an industrial maintenance environment.
No immigration sponsorship available for this position.

Formal vocational training in plant maintenance activities with emphasis on maintenance/instrumentation.
Experience taking apart machines, equipment, or devices to remove and replace defective parts.
Previous experience working as a Millwright.
Strong organizational and follow‑up skills with attention to detail. Able to work independently and manage time effectively.
NFPA‑70E trained and qualified.
PLC Based Programming.
Experience working in a Lean Manufacturing environment.

Lifting, pushing, pulling, and carrying up to 50 pounds chest high.
Working in a chemical processing plant with variable temperatures, odors, noise levels, elevated heights, and/or confined spaces.
Wearing and using a respirator under certain conditions Garyville, Fresno, Clearing, Ellwood City, Montgomery.

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.

Ecolab is committed to providing reasonable accommodation to qualified individuals with a disability.

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.