Senior Environmental Scientist; Biologist

Job Posting:
Senior Environmental Scientist (Biologist)

Department of Transportation

JC-495455 - Senior Environmental Scientist (Biologist)

Salary: $7,556.00 - $10,221.00 per Month
New to State candidates will be hired into the minimum salary of the classification or the minimum of alternate range when applicable.

Final Filing Date: 10/29/2025

Application Methods: Electronic (Using your Cal Career Account) By Mail Drop-off

The Senior Environmental Scientist (Specialist) Biologist, under the general direction of the Senior Environmental Scientist (Supervisory), is an advanced journey-level position that serves in a lead role on highly complex and long lead projects of regional significance. In support of District 10 Local Assistance, Maintenance, Emergency, Encroachment Permit, and Planning Programs, the incumbent will prepare and review environmental documents to ensure accordance with scientific principles and compliance with federal, state, and local environmental laws and regulations, including the National Environmental Policy Act (NEPA) and California Environmental Quality Act (CEQA).

The incumbent identifies, quantifies, and analyzes the environmental impacts of transportation systems, corridors, and projects on environmental resources and formulates measures to mitigate biological and land use impacts. The incumbent is responsible for gathering data on natural resources, such as plants, animals, and aquatic resources. The incumbent performs complex environmental analysis, research, surveys, investigations, and studies; prepares reports; prepares routine correspondence with internal and external partners;

answers questions from the public; prepares regulatory and compliance documents; and reviews documents prepared by external partners and consultants to ensure compliance with local, state, and federal environmental laws and regulations, as well as Departmental policy and standards.

PARF 10-6-002 / JC-495455

Eligibility for hire may be determined by your score on the Senior Environmental Scientist (Specialist) exam. For those who do not have current eligibility (e.g., transfer, permissive reinstatement, or voluntary demotions) and/or who will be new to state civil services employment, you must be on the state examination list to be eligible for these positions. To apply for the exam, please  and search by typing in the classification title.

The Human Resources Contact is available to answer questions regarding the application process. The Hiring Unit Contact is available to answer questions regarding the position.

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You will find additional information about the job in the Duty Statement.

This is a reposting of JC-473027. If you have previously applied to this position, you do not have to reapply. Your application will be considered.

Position located at 1976

E. Dr. Martin Luther King Jr. Blvd., Stockton, San Joaquin County.

Multiple positions may be filled from this recruitment.

This is a Limited Term position which may be extended to 24 months or become permanent.

The Senior Environmental Scientist (Biologist) must have the ability to work independently and effectively at the District 10 office and in a home office setting as part of Caltrans' Telework Program. The work environment is fast-paced, busy and requires considerable flexibility in managing time, priorities, and assignments. It can be demanding and/or stressful. The incumbent may be required to travel to other District offices and Headquarters or other meeting facilities, and/or to the sites of proposed projects.

In the field the incumbent may experience all climatic conditions, including rain. While at their base of operation, employees will work in a climate-controlled office under artificial light. However, climatic conditions may fluctuate. The incumbent must be able to use a computer…