Administrative Assistant – Part-time at West Yost | Part Time Job USA

August 18, 2026
$55525 - $55525
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Job Description

Administrative Assistant – Part-time

Company: West Yost

Location: Irvine, Orange County

Salary: $55,525 / year

Category: Part time Jobs


Who We Are: West Yost is a water resource management and engineering firm focused exclusively on water. Since our founding in 1990, we have partnered with public agencies including cities, counties, utilities, and water districts to plan, design, and deliver water, wastewater, and stormwater solutions that support safe, reliable, and resilient communities. Our team of more than 265 professionals brings together expertise in groundwater, water supply, treatment, infrastructure, recycled water, s…