Geologist - Environmental Remediation

Job Description

AECOM is seeking a motivated Geologist for employment in the Orange, CA office. This position will support the Environmental business line, primarily working on Federal projects. This position can also work from our Oakland or Sacramento location.

• Utilizes basic scientific principles, theories, practices and existing technologies to develop solutions for technical problems with limited scope.
• Prepare 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.
• Study contaminants and determine how to restore the environment.
• Prepare basic data and scientific documents.
• Performs unsupervised field tasks.
• Direct staff in the execution of tasks.
• 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.
• Provide technical expertise support.

• Bachelor’s degree in Geology, or other related discipline (e.g., geophysics, geochemistry, environmental geology, engineering geology) + 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.

• Master's degree in geology, hydrogeology or other related discipline (e.g., geophysics, hydrogeology, geochemistry, environmental geology, engineering geology).
• Professional registration or on track to obtain professional registration.
• Ability to travel for fieldwork and/or meetings. This position may require occasional travel within the United States.
• Experience with developing conceptual site models, and preparing remediation strategies
• Proficiency in standard office suite software applications.
• OSHA 40 Hour HAZWOPER Certification or ability to obtain one within 6 months of hire
• Database, GIS, CAD, visualization software skills are desirable
• 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.
• 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 and be medically fit for wearing a respirator.

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

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