Mid-level Environmental Scientist

Company Description

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.

Job Description

AECOM is seeking a Mid-level Environmental Scientist III to join our Environmental Health and Safety (EHS) team.   We are seeking candidates to fill a seconded role as an on-site Health & Safety Specialist for a program in Rancho Cordova, California. This full-time position within our Environmental group will provide and coordinate support related to Health & Safety and Environmental Compliance in a research and development laboratory and office setting. The duration of this position will be contingent upon AECOM maintaining our contract with the client.

Job Summary/Responsibilities:

• Manage and support health, safety and environmental projects and programs, including planning, coordination, execution, and tracking of deliverables to ensure compliance and timely completion.
• Conduct on‑site inspections to evaluate compliance with federal, state, and local environmental regulations (e.g., air, water, waste, hazardous materials).
• Review permits, plans, records, and monitoring data to verify adherence to regulatory requirements and permit conditions.
• Identify violations, non‑conformances, and environmental risks, document findings through clear, detailed inspection reports.
• Collect environmental samples (air, water, soil, waste) using standardized protocols and ensure proper chain‑of‑custody.
• Investigate citizen complaints, spill reports, or alleged violations and determine appropriate enforcement or corrective actions.
• Communicate findings and compliance requirements to facility representatives; provide technical guidance on corrective measures and best practices.
• Coordinate with regulatory agencies and internal stakeholders to support enforcement actions, follow‑up inspections, or compliance reviews.
• Maintain inspection records, databases, and tracking systems to ensure accurate documentation and timely reporting.
• Interpret and apply relevant regulations (e.g., Clean Air Act, Clean Water Act, RCRA, EPCRA) to inspection activities and compliance determinations.
• Participate in compliance assistance outreach, training sessions, or stakeholder meetings to promote environmental stewardship and regulatory awareness.
• Interprets and records data, conducts analyses, compares findings to relevant studies and local, state and federal regulations to ensure compliance. Work is performed with minimal direction. 
• Performing complex assignments often requires the development of unique solutions to problems. 
• Participating in internal and client required calls.

About AECOM’s Environment Business Line
Join AECOM to be part of an expert global team who is connected through a well-developed, worldwide, internal technical practice network through which you can learn from and brainstorm with the best in the world. AECOM is an industry-leading, world class environmental firm, and we want you to succeed within it.  We respect and encourage your own pathway to excellence via our Freedom to Grow initiative.

AECOM is known for our award-winning technical excellence, leading-edge science and innovative project delivery. We provide sustainable solutions for some of the world’s most challenging issues. Our global clients and their projects span a variety of market sectors and geographies and require innovative technical solutions to solve wide-ranging environmental problems.

Qualifications

Minimum Requirements:

• BA/BS in related sciences.
• 4 years of relevant experience or demonstrated equivalency of experience and/or education in supporting environmental projects related to health and safety and environmental compliance.
• Valid U.S. Driver's license is required for this role.
• Due to the nature of work, US citizenship is required.
• Candidate must be able to meet medical clearance requirements of an OSHA (HAZWOPER) medical surveillance physical exam.

Preferred Qualification

• 8+ years working on environmental projects related to health and safety and environmental compliance in California.
• Previous experience with research and development laboratories.
• Previous experience working as an environmental consultant.
• OSHA 40-hour HAZWOPER Training with annual 8-hour refresher.

Additional Information

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 2025. 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.