Environmental Scientist

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 a highly motivated Environmental Scientist for employment in the Pittsburg, PA or Atlanta, GA office. This position would support the Environmental business line, primarily working on Federal/CERCLA/FUDs projects including Superfund and DOD sites.

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

• Conduct planning, implementation, and evaluation of data for CERCLA remediation investigations and remedial activities including RI, FS, ROD, PP and RDs.
• Utilizes basic scientific principles, theories, practices and existing technologies to develop solutions for technical problems with limited scope.
• Prepares technical work plans and reports.
• Interprets and records data, conducts analyses, compares findings to relevant studies and local, state and federal regulations to ensure compliance.
• Plan, execute, analyze and report on environmental measures in natural systems.
• Apply standard field practices and techniques using basic field equipment to collect samples of soil, soil vapor, groundwater, surface water, sediment; prepare samples for shipping, and complete chain-of-custody or similar paperwork.
• Apply knowledge of natural sciences (chemistry, physics, biology, hydrology, and mathematics) to explain observations.
• Conduct oversight of subcontractors including laboratories and excavation and drilling companies.
• Study contaminants and determine how to restore the environment.
• Review analytical data for general indicators of quality for routine analyses based on well-defined guidelines.
• Coordination with task and project managers, working with on-site subcontractors and field staff, supporting sampling, data collection, and field documentation.
• Flexibility to work on a multitude of projects, a positive attitude, and commitment to workplace health and safety

Minimum Requirements

• Bachelor’s degree in Geology, Engineering or Environmental Science, + 4 years of relevant experience or demonstrated equivalency of experience and/or education

• Valid U.S. Driver's License

• Due to the nature of the work, US Citizenship is required.

Preferred Qualifications

• 4 years or more of relevant experience specifically with CERCLA RI/FS/RD processes on Superfund and DOD sites.
• Experience conducting PFAS site assessments.
• OSHA 40 Hour HAZWOPER Certification with annual refresher training.
• Knowledge of treatability studies and full scale implementation of in situ remediation technologies.
• Experience leading field sampling events for soil and groundwater site assessments.
• Experience with developing conceptual site models, and preparing remediation strategies
• Proficiency in standard office suite software applications.
• 40 hour HAZWOPER training and/or annual 8 hour refresher class.
• Ability to demonstrate professional demeanor in written and verbal communications with clients, regulatory officials, and fellow employees.
• Ability to write and to convey complex thoughts and ideas in a clear, concise manner. Ability to learn through on-the-job experience.
• Candidate must be able to meet the medical clearance requirements of an OSHA (HAZWOPER) medical surveillance physical examination.
• Tolerance for work in outdoor environments in a range of weather conditions.
• Ability to travel as needed for project work.

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.