Jobs at westyost

5 open positions at westyost. Updated August 2026.

westyost currently has 5 open roles (on-site). Hiring locations include Davis, CA, Irvine, CA, Lake Oswego, OR.

Open roles: 5

Open Roles at westyost

Principal Engineer – Treatment

full_time Lake Oswego, OR

Posted: Aug 19, 2026
Senior - Principal Engineer - Wastewater Collection System Planning

full_time Davis, CA

Posted: Aug 19, 2026
Principal Engineer – Water Treatment

full_time Irvine, CA

Posted: Aug 19, 2026
Senior - Principal Engineer - Water Systems & Water Supply Planning

full_time Irvine, CA

Posted: Aug 19, 2026
Senior - Principal Engineer - Municipal Water Conveyance & Storage

full_time Davis, CA

Posted: Aug 19, 2026

What westyost Hires For

Browse westyost openings alongside similar roles at other companies:

Senior & Staff Engineer Jobs (5) DevOps / SRE Jobs (5) Frontend Developer Jobs (5) Game Developer Jobs (5) Remote Jobs (5) Sales & Business Development Jobs (5)

Open Roles at westyost by Category

Engineer – Treatment (1) - Principal Engineer - Wastewater Collection System Planning (1) Engineer – Water Treatment (1) - Principal Engineer - Water Systems & Water Supply Planning (1) - Principal Engineer - Municipal Water Conveyance & Storage (1)

westyost Jobs by Location

Davis, CA (2) Irvine, CA (2) Lake Oswego, OR (1)

westyost Jobs by Type

full_time (5)

How to Apply for Jobs at westyost

All westyost openings listed above are aggregated from the company's official careers channels and updated August 2026. To apply, open any role that matches your profile and use the Apply Now button — it takes you directly to westyost's official application page, so your application always goes to the employer itself, with no middleman.

Before applying, tailor your CV to the specific role: mirror the job title, highlight the skills and technologies mentioned in the listing, and quantify your impact where possible. You can also save interesting roles to your JobSeek account to track deadlines and compare offers side by side.