Entry Level Biologist

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

AECOM is actively seeking an organized and highly motivated individual for employment as an Entry Level Biologist to be based in Orange or Los Angeles, California office. This position would support numerous permitting, biological resource, and environmental planning and compliance projects. This role involves providing technical support in botany, wildlife biology, restoration ecology, wetland ecology, natural resource management, and related disciplines.

This position is expected to begin in Spring 2026.

The responsibilities of this position include, but are not limited to:

• Working closely with natural resource specialists (e.g., regulatory specialists, ecologists, biologists), including participating in a combination of office-based assignments and field work.
• Working effectively independently when required.
• Ability to follow directions and perform tasks safely and efficiently.
• Ability to work with a team to solve problems and have the confidence to ask for help when needed.
• Ability to present oneself in a professional manner when interacting with colleagues, members of the public, and clients.
• Collecting, entering, and/or QAing data, and applying technical principles and theories, with training and oversight.
• Recording data using electronic data methods, conducting analyses, and comparing findings to relevant studies and local, state and federal regulations to ensure compliance.
• Assisting in preparation of environmental documentation, including reports and data sets.
• Occasional travel may be required.
• Occasional weekend work may be requested.

AECOM is hosting an exclusive, invitation-only hiring event in Los Angeles, California October 29-30. This is a great opportunity to learn and connect with AECOM for career opportunities starting Spring/Summer 2026. 

The event kicks off on Wednesday evening with a networking mixer from 6-8 pm, where you can hear from AECOM staff about various projects, career paths, and the company itself. You’ll also have the chance to meet other students, recent graduates, and AECOM professionals from across our business lines.

On Thursday, interviews will take place at either our Los Angeles or Orange office. This is a fantastic opportunity to learn about and connect with AECOM for early career opportunities.

If you're a college student majoring in a field indicated below and graduating in December 2025 or Spring 2026, we'd love to hear from you!

Minimum Requirements:

• Bachelor's Degree in Biology, Ecology, Environmental Science.
• Valid U.S. Driver’s License required to visit project sites, clients, and other AECOM offices. 
• As a condition of employment, selected candidate must pass a Motor Vehicle Records review and a substance abuse test.
• Due to the nature of the work, U.S. Citizenship is required.

Preferred Qualifications:

• Basic understanding of GIS.
• Experience with field data collection tools such as Survey123, Field Maps, and Fulcrum is preferred but not required.
• Strong oral and written communication skills.
• Candidate must be flexible and willing to support multiple projects as needed.
• Experience in biological survey fieldwork in a variety of habitats, familiarity with different vegetation monitoring methods, and experience with GPS and electronic data collection devices.
• A background in general ecology and ecological processes.
• Proficiency in Microsoft Office: Word and Excel; ability to create and maintain tracking spreadsheets and documents.
• Ability to work independently and as a part of a team, identifying what needs to be accomplished and regularly completing tasks.

• Relocation assistance is not available for this position.
• Travel of 25% may be required for this position.
• This position offers a hybrid work schedule which includes office work in Orange or Los Angeles, California.  The selected candidate must be available to work in various locations in Southern California on a scheduled basis.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.