environmentalscienceassociates
Oakland, California, United States; Petaluma, California, United States; Sacramento, California, United States; San Francisco, California, United States; San Jose, California, United States · Oakland · United States
Posted Sep 19, 2025
Environmental Science Associates (ESA) is a 100% employee-owned environmental consulting firm. We plan, design, permit, mitigate, and restore for projects across our communities, infrastructure systems, open spaces, and wildlands. We are 50 years strong in 21 offices across California, the Pacific Northwest, and the Southeastern United States.
Environmental Science Associates (ESA) is actively seeking On-Call Archaeological Field Technicians in the Northern California Area, including San Francisco, Sacramento, Oakland, San Jose, and Petaluma. Candidates must be within a commutable distance and able to commute to support field work on-site as needed will also be considered.
Who You Are
What You Will Do for ESA
ESA is looking for Variable Part Time archaeological field technicians to support field projects in Northern California. Qualified candidates can demonstrate the ability to perform all aspects of archaeological and/or paleontological monitoring and familiarity working on construction sites, coordinating with construction personnel, and interacting with Native American monitors. Successful candidates will fulfill the following duties:
What’s Special About ESA
Joining ESA means becoming part of a close-knit team of environmental professionals who contribute to outstanding projects, improve environmental stewardship, and advance a more sustainable and resilient future for our communities and wild places.
You are eligible to participate in ESA’s sick leave program. You may be eligible to participate in our employee stock ownership program and tax deferred 401(k) plan if you meet the eligibility requirements for these plans.
What’s Special About Our California Cultural Resources Team
Our Cultural Resources Team includes pre-contact and historical archaeologists, geoarchaeological specialists, tribal consultation specialists, architectural historians, historians, and paleontologists that provide expertise for many local, state, and federal agencies throughout California. Our work matters because we assist agencies in ensuring that our nation’s history and that of the tribal communities with whom we work are protected where possible and treated with respect. We value creative thinking, teamwork, and multi-disciplinary and cross-disciplinary engagement and integration.
Must have valid driver’s license and access to a vehicle to perform survey and other work-related tasks.
ESA has established multiple pay ranges tailored to the economic factors in the geographies in which ESA staff reside. For this position, the range is approximately as listed based on our anticipated hiring locations as noted in the above job details. Actual compensation is determined by several factors including but not limited to an individual’s related experience, education, skills, and the city in which the applicant lives.
Who We Are
We are a 100% employee-owned environmental consulting firm who values diversity and inclusion and celebrate the differences that make each of us unique. Our culture is built on mutual respect, recognizing that our variety of backgrounds, experiences, and perspectives leads to better solutions, which fosters our continued success for our employee-owners and clients.
In accordance with ESA’s duty and responsibility to provide and maintain a safe workplace that is free of known hazards and to minimize the exposure to potential hazards, any employee who works from an ESA office or conducts any other in-person ESA work-related activity is required to submit their proof of vaccination status or have received an approved exemption and accommodation in states which this applies.
Please note: We do NOT accept unsolicited resumes from agencies
If you are an applicant with a disability that requires a reasonable accommodation to complete any part of the application process or are limited in the ability—or unable to use—the online application system and need an alternative method for applying, you may contact our Human Resources Department via email: humanresources@esassoc.com for assistance.
Please include the following in your message so we can promptly address your request:
ESA is an Equal Opportunity Employer, committed to a diverse and inclusive work environment. (EOE M/V/F/D)
