Entry-Level Environmental Scientist

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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.

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AECOM is seeking an Entry-Level Environmental Scientist to join our team in Milwaukee, Wisconsin, and support a diverse portfolio of environmental investigation, assessment, and remediation projects. This is an excellent opportunity for an early-career professional to build technical expertise while working alongside experienced scientists, geologists, and engineers on projects that protect human health and the environment.

This position is expected to begin ASAP.

In this role, you will support environmental field investigations, collect and evaluate environmental data, and contribute to the preparation of technical reports and project documentation. Field activities may include collecting soil, groundwater, surface water, sediment, air, and soil vapor samples; documenting site conditions; monitoring remediation activities; and coordinating with subcontractors. Office responsibilities will include reviewing and organizing data, assisting with data interpretation, conducting research, and preparing reports to support environmental assessments and remediation efforts.

The successful candidate will demonstrate a commitment to health and safety, strong organizational and communication skills, attention to detail, and a willingness to learn. This position offers opportunities to develop practical field and technical skills while contributing to multidisciplinary projects for public- and private-sector clients.

Key Responsibilities

• Assist with environmental field investigations, including the collection of soil, groundwater, surface water, sediment, air, and soil vapor samples.
• Perform field observations, environmental measurements, and routine monitoring activities in accordance with project-specific procedures and applicable regulations.
• Document field activities, site conditions, sampling locations, and observations using field notes, logs, forms, photographs, and electronic data collection tools.
• Assist with environmental site assessments, site characterization, remediation monitoring, and evaluation of environmental conditions.
• Support the compilation, validation, organization, and interpretation of environmental data and compare results with applicable regulatory criteria and project requirements.
• Assist with preparing technical reports, field summaries, data tables, figures, and other project deliverables.
• Coordinate with project team members, laboratories, drilling contractors, excavation contractors, and other subcontractors to support field activities and project objectives.
• Participate in project health and safety activities, including hazard recognition, site inspections, and compliance with AECOM and client safety requirements.
• Support project administration, including data entry, records management, document control, and tracking field activities.
• Travel to project sites as required, including occasional overnight stays, and work outdoors in varying weather conditions and site environments.

Minimum Requirements:

• Bachelor’s degree in Environmental Science, Environmental Studies, Biology, Chemistry, or a related environmental science discipline, or demonstrated equivalency of experience and/or education.
• 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.
• Candidate will submit to medical surveillance screening upon hire.
• Due to the nature of the work, U.S. Citizenship is required.

Preferred Qualifications:

• Experience or academic background relevant to environmental science, environmental sampling, site assessment, or environmental remediation.
• Ability to communicate effectively in written and verbal formats and work collaboratively with project teams.
• Ability to travel to project sites and perform fieldwork, including work outdoors in varying weather conditions.
• Ability to meet applicable project health and safety requirements and follow established field procedures.
• Relevant years of experience supporting environmental investigation, assessment, monitoring, or remediation projects.
• Master's degree in Environmental Science or a related discipline.
• OSHA 40-hour HAZWOPER certification and current refresher training, as applicable.
• First Aid/CPR certification.
• Experience with environmental sampling, field documentation, data management, or technical report preparation through employment, internships, or academic projects.
• Familiarity with federal, state, and local environmental regulations, including requirements administered by the U.S. Environmental Protection Agency and Wisconsin Department of Natural Resources.
• Proficiency with Microsoft Word, Excel, and other standard Microsoft Office applications.
• Strong attention to detail, organizational skills, and the ability to manage multiple assignments while meeting deadlines.
• Demonstrated initiative, adaptability, and enthusiasm for learning new technical skills.
• Ability to work independently when appropriate and effectively collaborate with colleagues, clients, and subcontractors.

• This position is based in Milwaukee, Wisconsin, and requires a hybrid work schedule that includes scheduled in-office work.
• Fieldwork and travel to project sites are required. Travel may include regional assignments, occasional overnight stays, and work at sites with varying physical and environmental conditions.
• Relocation assistance is not available for this position.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

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.