Field Biologist (Variable Part-Time)

About the Job

Bancroft Construction Services provides environmental compliance, biological monitoring, and construction support services for public and private infrastructure projects throughout California. Our team works closely with construction managers, contractors, and regulatory agencies to ensure projects are completed efficiently while maintaining full compliance with environmental permits and regulations.

Position Summary

We are seeking variable part-time Field Biologists who will be responsible for biological surveys, construction monitoring, and environmental compliance activities in accordance with federal, state, and local regulations. Responsibilities may include general and focused biological surveys, nesting bird surveys and monitoring, sensitive species monitoring, habitat assessments, and preparation of field documentation and reports.

The position requires the ability to work independently in the field, communicate effectively with construction personnel and project managers, and make sound, real-time decisions to maintain regulatory compliance across diverse environmental settings, including coastal, agricultural, desert, and riparian habitats.

We are seeking for candidates in the following counties: Kern, Riverside, Imperial, San Bernardino, Los Angeles, Orange, Santa Barbara, Ventura.

Schedule will be based on project needs and project approvals. A 4WD or AWD vehicle preferred for the role. This role requires travel to project sites within and around the counties listed.Duties & Responsibilities

• Conduct general biological reconnaissance surveys, habitat assessments, and focused (including protocol-level) surveys for sensitive plant and wildlife species
• Perform nesting bird surveys and monitoring, identifying species and nesting behaviors by sight and sound in compliance with applicable buffer requirements and permit conditions
• Conduct biological and environmental compliance monitoring during active construction activities
• Coordinate with construction crews, superintendents, and project managers to ensure compliance with biological permit conditions and environmental commitments
• Complete pre-construction surveys and daily monitoring documentation
• Provide environmental awareness and sensitive species education to construction personnel
• Accurately collect field data, photographs, GPS points, and monitoring observations and submit daily reports
• Assist with data entry, organization, and management of biological records
• Interpret and apply biological permit conditions, regulatory documents, and agency approvals
• Communicate field observations, compliance concerns, and schedule availability to project managers and senior biologists
• Perform other field or office support tasks as assigned