Weekend Environmental Jobs in Reston, VA (NOW HIRING)

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 looking for a Mid-Level Environmental Scientist to grow their career – where we’ll empower you to learn in the delivery of environmental site characterization and remediation projects for the federal government.

Based in Arlington, VA, you’ll learn from other experienced staff who are ready to mentor you, and you’ll pass your knowledge on to others. You’ll gain valuable experience in the field and office. Field work will include soil and groundwater sampling, drilling, and the office work includes evaluating and reviewing data, writing reports and preparing project documents, and coordinating logistics for field activities.

• Performs standard scientific work requiring application of techniques and procedures.
• Detects problems when using standardized procedures because of the condition of sample, difficulties with the equipment, etc.
• Conducts specific phases of projects for more experienced scientists.
• Proposes appropriate analytical methods and techniques. Assists in providing advice and consulting services within scope of scientific knowledge.
• Draws conclusions and makes recommendations based on analysis.
• Interprets and records data, conducts analyses, compares findings to relevant studies and local, state and federal regulations to ensure compliance.
• Works under general supervision

The ideal candidate must be able to work effectively both as an individual and within a collaborative team-environment. They must be able to demonstrate effective and timely communication skills especially during field work. The flexibility to work on a multitude of diverse projects, a positive attitude, and commitment to workplace health and safety are imperative. For the right candidate, this position holds significant potential to learn leadership and management skills that offer growth opportunities within AECOM.

Minimum Requirements

• Bachelor’s degree in Environmental Science
• 2+ years of post-graduation relevant experience in environmental consulting (i.e., Remedial Investigations and Site Assessments) for Federal, State, or private clients. e or demonstrated equivalency of experience and/or education.
• Valid U.S. driver’s license required.  Subject to a motor vehicle records check.  
• Successful candidate will have to pass a background check.  
• Due to the nature of the work, U.S. citizenship is required.  Sponsorship will not be available at this time or in the future.  

Preferred Qualifications

• Has general experience of geologic and environmental concepts (e.g., stratigraphy, geological processes, hydrogeology, hydrology, etc.).
• Ability and desire to travel periodically for weeks- to months-long project assignments.
• Strong organizational skills and the ability to document.
• Safety-minded individual with the desire to implement safe working practices and be an active participant in safety kick-off calls and daily “tailgate” safety briefings.
• Experience with basic Microsoft Office applications (Excel, Access, Word, PowerPoint) and ability to write and to convey complex thoughts and ideas in a clear, concise manner.
• GIS data management with demonstrated experience using ArcGIS Pro and PowerBI.
• Demonstrated experience visualizing project objectives developing project figures and tables.
• Demonstrated experience utilizing statistics for figure development and data management.
• OSHA 40-Hour HAZWOPER Certification
• Ability to lift and carry 50 pounds and safely drive a full-size pickup truck.
• Tolerance for work in outdoor environments in a range of weather conditions.

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.