Field Service Technician: Water Treatment & Field Ops

Montrose Environmental Group; Portland (OR); On-site; USD 60,000 - 80,000; Full time

Job summary

Onterris is seeking a dedicated Field Service Technician to implement water and vapor treatment technologies in the field and support project scope, safety, and operations review. You will apply environmental engineering principles to modify and test equipment under supervision of engineers and scientists.

The role includes O&M of treatment equipment, field sampling, data collection, and client interactions. Requires travel up to 75%, HAZWOPER readiness, and strong safety adherence.

Qualifications

• Must have 3+ years of experience performing mechanical/electrical troubleshooting, environmental collection, monitoring, sampling, testing and basic evaluation.
• Must have a valid Class C driver’s license with a clean driving record.
• NFPA70E Training or willingness to complete.
• Ability to travel up to 75%.
• Ability to complete HAZWOPER certification with the 40 hour class and 8-hour refresher.
• Must be able to lift 50 pounds with or without assistance.
• Proficient with Microsoft Office software.

Responsibilities

• Performs operations and maintenance of environmental treatment equipment including pumps, filters, tanks, and other unit operations.
• Understand system hydraulics, mechanical operation, and instrumentation/electrical control schemes.
• Support fabrication activities and bench/pilot testing setup.
• Assembles piping/skid fabrication in shop and field; troubleshoot and repair equipment.
• Collects samples and operates field monitoring equipment (PID/FID, pH, EC, DO, GEM, turbidity, water level, LEL).
• Recordates operational data; prepare field reports and data sheets.
• Ensure safe handling of hazardous materials and waste; follow OSHA rules.
• Coordinate with Project Managers and act as a professional company representative on job sites.

Skills

Mechanical troubleshooting

Electrical troubleshooting

Environmental sampling

Field operations

HAZWOPER certification

Travel up to 75%

Driver's license

Safety compliance

Regulatory knowledge

Microsoft Office

Self-motivation

Effective communication

Education

High School Diploma or equivalent

Associate’s Degree in Environmental Studies or related

Tools

Microsoft Office

Job description

Onterris is seeking a dedicated Field Service Technician to implement water and vapor treatment technologies in the field and support project scope, safety, and operations review. You will apply environmental engineering principles to modify and test equipment under supervision of engineers and scientists.

The role includes O&M of treatment equipment, field sampling, data collection, and client interactions. Requires travel up to 75%, HAZWOPER readiness, and strong safety adherence.