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Senior Biologist / Project Manager

TRC Companies, Inc.
paid time off, paid holidays, 401(k)
United States, California, Irvine
Jul 20, 2026
About Us

Groundbreaker. Game changer. Pioneer.

TRC has long set the bar for clients who require more than just engineering, combining science with the latest technology to devise innovative solutions that stand the test of time. From pipelines to power plants, roadways to reservoirs, schoolyards to security solutions, clients look to TRC for breakthrough thinking backed by the innovative follow-through of an industry leader.

TRC's professionals work with a broad range of commercial, industrial and government clients and the communities they serve. We deliver breakthrough solutions that address local needs -- so our clients can better succeed in an ever-changing world.

Working at TRC means tackling interesting, meaningful projects. We pride ourselves on our collaborative spirit, entrepreneurial zeal and agile corporate structure. We recognize that the expertise of our staff is our strongest asset, so we generously reward employees for successful performance and invest in their careers through training and the development of new skills and certifications.


Overview

TRC is seeking a talented, motivated, and detail-oriented Senior Biologist / Project Manager who is responsible for managing complex environmental projects while providing technical leadership in biological resources, ecological assessments, permitting, and regulatory compliance. This individual serves as both a technical expert and project manager, overseeing multidisciplinary teams, managing client relationships, ensuring project profitability, and mentoring junior staff.

The ideal candidate has 10-15 years of progressively responsible experience in environmental consulting, with extensive knowledge of federal, state, and local environmental regulations and a proven track record of successfully delivering projects for public and private sector clients.

This individual may report to our Irvine, Los Angeles or San Diego, CA offices.


Responsibilities

  • Manage biological and environmental permitting projects from proposal through project completion.
  • Develop project scopes, schedules, budgets, and work plans.
  • Monitor project financial performance, including budgets, profitability, and invoicing.
  • Coordinate multidisciplinary teams including engineers, planners, scientists, GIS specialists, and environmental professionals.
  • Ensure projects are delivered on schedule, within budget, and in accordance with company quality standards.
  • Identify project risks and implement mitigation strategies.
  • Serve as the primary point of contact for clients, agencies, and subcontractors.
  • Lead and review biological resource assessments and technical studies, including:
    • Biological Constraints Analyses
    • Habitat Assessments
    • Wetland Delineations
    • Endangered Species Surveys
    • Botanical Surveys
    • Wildlife Surveys
    • Jurisdictional Waters Delineations
    • Habitat Restoration Plans
    • Mitigation Monitoring Reports
  • Provide technical oversight for NEPA, CEQA (where applicable), and other environmental compliance documentation.
  • Interpret environmental regulations and provide strategic guidance to project teams and clients.
  • Prepare and review technical reports and permit applications.

In addition, provide special-status species surveys such as burrowing owl, least bell's vireo, bat and crotch's bumble bee surveys.


Qualifications

  • Bachelor's degree in Biology, Ecology, Environmental Science, Wildlife Biology, Natural Resources, or related field.
  • Master's degree preferred.
  • 10-15 years of environmental consulting experience.
  • Minimum of 5 years managing complex environmental projects.
  • Experience conducting biological surveys, species surveys, monitoring, and field reconnaissance and reporting.
  • Knowledge of biological resource regulations and compliance processes, including CDFW, USFWS, and CEQA.
  • Strong technical writing and organizational skills.
  • Ability to work independently and collaboratively within multidisciplinary teams.
  • Familiarity with GPS equipment, GIS applications, and digital data collection methods.
  • Ability to work outdoors in varying terrain and weather conditions.
  • Valid driver's license and ability to travel for field assignments.
  • Demonstrated success managing project budgets exceeding $250,000.
  • Experience leading multidisciplinary project teams.
  • Strong understanding of environmental regulations and permitting processes.
  • Excellent technical writing and communication skills.
  • Strong organizational and leadership abilities.
  • Valid driver's license with the ability to travel to project sites.

Preferred Qualifications:

  • Professional Wetland Scientist (PWS)
  • Certified Wildlife Biologist (CWB)
  • Professional Biologist (where applicable)
  • Project Management Professional (PMP)
  • GIS experience (ArcGIS)
  • Experience with transportation, water resources, energy, municipal, or infrastructure projects.

#LI-SE1

Benefits*:TRC offers a competitive benefit package consisting of:

  • Medical, dental, vision, and disability insurance.
  • 401k package that includes both traditional and Roth IRA options and Company match.
  • Paid time off contingent upon full time or part time status and level of seniority (ranging from 15 to 25 days per year).
  • All full-time employees enjoy a minimum of 8 Paid Holidays per year.
  • TRC ensures that all employees, including those that work part-time, receive paid sick, family, and disability leave in accordance with the laws of their state of residence.

*These benefits are applicable to US employees depending on their employment status (full time, part time, or temporary). TRC offers jurisdiction specific benefit packages for International and Puerto Rico employees.

Compensation: In accordance with local law, the below salary range is applicable for the job and location associated with this requisition. Compensation will vary based upon experience, education, skill level, geographical location, and other compensable factors.

Other Compensation:Employee may be eligible for participation in the Company's annual Discretionary Bonus Program which is contingent on Company, Business Segment, and Individual performance against Key Performance Indicators which vary by year and employee.


Disclaimers

TRC is an Equal Opportunity Employer. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by applicable law. All employment decisions are made based on qualifications, merit, and business needs.We celebrate diversity and are committed to creating an inclusive environment for all employees.

The complete job description and application are available onTRC's career site.

TRC accepts applications for this position on an ongoing, rolling basis and reserves the right to cancel this posting at any time.


Salary Range

USD $100,006.40 - USD $130,000.00 /Yr.
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