Senior Environmental Technician

ECS Group of Companies; Walnut Creek (CA); On-site; USD 41,328 - 55,104; Full time

Job summary

A leading environmental consulting firm in California is seeking an experienced Senior Environmental Technician to join its Water Solutions Group. You will perform field sampling, communicate with team members, and oversee equipment calibration. Ideal candidates must have a high school diploma, at least 4 years of relevant experience, and maintain OSHA 40-hour HAZWOPER certification. The role offers a pay range of $30-$40/hour based on qualifications and location.

Qualifications

• Minimum of 4 years of related experience.
• Valid driver’s license if driving for ECS subsidiary.
• Maintain OSHA 40-hour HAZWOPER certification.

Responsibilities

• Conduct field sampling in various environmental conditions.
• Communicate daily with team members and project managers.
• Participate in project meetings as required.
• Calibrate and use field equipment appropriately.
• Train and mentor other technicians as needed.

Skills

Knowledge of environmental principles and applications

Ability to lift 40 pounds multiple times

Field report completion

Understanding of remediation technologies

Understanding of contaminant behavior

Education

High school diploma or GED

Job description

Engineering Consulting Services (ECS) is seeking an experienced Senior Environmental Technician to join our Water Solutions Group. This role performs specific field tasks assigned by others on projects of moderate complexity, and will be primarily field‑based. The ideal candidate presents a positive customer service attitude and understanding of ECS Core Values.

Key Responsibilities

• Field sampling of various media while working both indoors and outdoors in a variety of weather conditions.
• Daily communication with other ECS technicians, project managers, and as directed, site representatives.
• Attend and participate in project meetings with senior staff as requested.
• May be involved with calculations and data reduction of test results, drafting and other administrative duties, as required.
• Display the ability to calibrate and use field equipment and document readings appropriately.
• Perform incidental office clerical tasks, report production assistance, and other related tasks.
• Support pilot tests, treatability studies, and system startups.
• Perform installation and commissioning of treatment systems and related remediation equipment.
• Communicate changing site conditions to supervisor and discuss their implications on field investigations. Determine the appropriate modifications to investigation, discuss them with your supervisor and implement them in the field.
• May be expected to train and mentor other ECS technicians.
• Other duties as assigned.

Qualifications

• High school diploma or GED required.
• Minimum of 4 years of related experience.
• If driving for, or on behalf of, any ECS subsidiary, a valid driver’s license is required.
• Must be able to provide suitable transportation for use on job sites – mileage will be reimbursed.
• Maintain OSHA 40‑hour HAZWOPER certification.

Skills And Abilities

• Good knowledge of environmental principles, applications, and testing standards.
• Must be able to lift a minimum of 40 pounds multiple times each day and walk on uneven ground through various terrains.
• Ability to complete daily field reports detailing site activities and observations with directions and training provided.
• Basic understanding of advanced in‑situ and ex‑situ remediation technologies (e.g., bioremediation, chemical oxidation/reduction, PFAS treatment).
• Limited understanding of hydrogeologic and chemical processes governing contaminant behavior.

The expected pay range for this role and location is $30‑$40/hour. The final agreed‑upon compensation will be determined based on specific location and other individual qualifications.

Seniority level

• Not Applicable

Employment type

• Full‑time

Job function

• Science and Consulting

Industries

• Civil Engineering

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ECS Group of Companies specializes in geotechnical, construction materials, environmental, and facilities consulting services. Founded in 1988, the employee‑owned firm employs more than 3,000 people across 100+ offices coast to coast.