Geologist II

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 h 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 We are actively seeking a talented mid-level Geologist for immediate employment in our Oakland, California office, with a primary focus on oil and gas clients (refineries, terminals, pipelines, and related facilities). Imagine working on rewarding projects within a diverse culture and having access to exceptional training and career development opportunities. Working at AECOM means being part of a global team, collaborating with award‑winning professionals across the world.

Aspire to be a key player on some of the best projects regionally, with opportunities to work on projects nationally or internationally. Our people bring deep industry knowledge to help you succeed.

The successful candidate will assist with gathering and analyzing geological and geochemical data in both field and office settings. Field activities include soil, groundwater, surface water, sediment, air, and soil vapor sample collection; geological soil logging and interpretation; and oversight of subcontractors including laboratories and excavation and drilling companies. Office activities include preparing investigation reports and managing data. Flexibility to work on a multitude of diverse projects, a positive attitude, willingness to mentor junior staff, and commitment to workplace health and safety are imperative.

Responsibilities Conduct surface and subsurface investigations using soil borings, test pits, monitoring well installations (groundwater and vapor), aquifer testing, and borehole/surface geophysical surveys, with an emphasis on petroleum hydrocarbon and VOC-impacted sites.

Examine and describe soil samples and interpret geologic conditions relevant to oil and gas facilities (e.g., refineries, terminals, pipelines, upstream/midstream assets).Interpret and record data; conduct analyses; and compare findings to relevant studies and local, state, and federal regulations applicable to oil and gas operations.

Perform subsurface drilling investigations to determine the presence and extent of contamination in soil, groundwater, and soil gas/vapor.

Collect multimedia samples (soil, groundwater, soil vapor, sediment, stormwater, and surface water) for field and laboratory testing.

Analyze and apply solutions to atypical and semi-complex issues using standard operating procedures/methodologies; help determine appropriate approaches for new assignments.

Proactively recognize and address health and safety issues for the entire team; champion a strong safety culture.

Prepare high-quality technical reports and environmental permit application packages; support compliance deliverables typical of oil and gas clients (e.g., remediation plans, monitoring reports, and select compliance documents).Assist with procurement and oversight of subcontractors (drillers, utility locators,…