Job Description

Part-Time Water Quality Sampler / Licensed Water System Operator

Location: Malibu, California
Worksites: Circle X Ranch and Arroyo Sequit, Santa Monica Mountains National Recreation Area
Employment Type: Part-Time / On-Call
Anticipated Start Date: August 1, 2026
Schedule: Weekdays between 8:00 a.m. and 4:00 p.m.

Position Summary

I-2-I Solutions is seeking a qualified Water Quality Sampler and Licensed Water System Operator to perform drinking-water sample collection, field testing, documentation, and sample transportation services at two National Park Service well-water systems in Malibu, California.

The position is part-time and route-based. The selected individual will conduct biweekly, monthly, and annual sampling activities and deliver collected samples to a California Environmental Laboratory Accreditation Program, or CA ELAP, certified laboratory.

The successful candidate must be dependable, detail-oriented, familiar with drinking-water sampling procedures, and capable of maintaining accurate chain-of-custody and site-log documentation.

Primary Responsibilities

• Collect bacteriological and drinking-water samples from the Circle X and Arroyo Sequit water systems.
• Conduct biweekly coliform sampling at designated system locations.
• Collect monthly raw-water bacteriological samples.
• Collect THM, HAA5, nitrate, nitrite, and other required compliance samples according to the approved sampling schedule.
• Conduct field chlorine-residual testing during distribution-system sampling.
• Verify and document chlorine readings on the chain-of-custody form and in the applicable well-house log.
• Properly label, preserve, store, and transport samples in accordance with regulatory and laboratory requirements.
• Deliver samples to a CA ELAP-certified laboratory within the required sample holding times.
• Complete accurate chain-of-custody documentation for each sample.
• Record sampling dates, times, locations, test results, and other required information in site logs.
• Notify the project manager promptly of abnormal field readings, access problems, missed samples, damaged equipment, or other issues.
• Follow applicable federal, California, OSHA, National Park Service, and water-system safety requirements.
• Protect government property, keys, facilities, and sensitive site information.
• Coordinate sampling dates and laboratory deliveries with the project manager and laboratory personnel.
• Perform repeat or corrective sampling when authorized and required.

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