Senior Environmental Geologist

Terracon•Chicago, IL
•Hybrid

About The Position

The Senior Environmental Geologist provides geologic and consulting services across a broad range of environmental projects and clients. Work may include performing or leading environmental site investigations; geologic analysis, calculations, and recommendations; developing plans and specifications; observation and inspection; and preparing and reviewing related reports. The role evaluates subsurface field and sampling data, including soil and groundwater, to draw conclusions about environmental and geologic site conditions. It also involves generating subsurface maps and cross-sections and collaborating with engineering and environmental science staff. The position identifies, evaluates, and recommends risk and remediation strategies and designs to support compliance with federal, state, and local environmental regulations. It prepares permit applications, risk assessments, proposals, technical reports, and regulatory correspondence. Field responsibilities include overseeing soil monitoring and testing, boring investigations, soil classification, and interpretation of soil, bedrock, and groundwater elevation and quality data. Projects may involve construction earthwork and structural foundations, well design and sampling, Phase I and Phase II environmental site assessments, and seismic risk assessments. As a senior-level geologist or hydrogeologist, the employee leads complex projects that may require innovative investigation techniques, supervises analyses and written recommendations, and helps establish and update technical project policies and procedures. The role provides technical direction and training to less experienced staff, participates in client marketing and qualification presentations, and serves as an Authorized Project Reviewer. The employee also promotes safety and quality practices, leads safety efforts for the team, supports pre-task planning, and monitors continuous quality improvement. The position is hybrid and may be based in Chicago, Glendale Heights, or Lombard, Illinois. The stated salary range is $102,190–$130,350.

Requirements

  • Bachelor’s degree in Geology, Hydrogeology, or a related field.
  • At least 7 years of related experience.
  • Professional Geologist (PG) designation or ability to obtain it.
  • Terracon Authorized Project Reviewer status or willingness to obtain it.
  • A valid driver’s license with an acceptable violation history may be required.
  • Experience successfully directing or completing investigation, remediation oversight, and reporting for projects in the IEPA Site Remediation Program and Leaking Underground Storage Tank Program.

Nice To Haves

  • Master’s degree or PhD.
  • Experience with Clean Construction or Demolition Debris (CCDD) projects.

Responsibilities

  • Provide geologic and consulting services for environmental projects and clients.
  • Perform or lead environmental site investigations, geologic analyses, calculations, recommendations, plan and specification development, observation, inspection, and preparation or review of related reports.
  • Identify, evaluate, and recommend risk and remediation strategies or designs to support regulatory compliance.
  • Prepare permit applications, risk assessments, proposals, technical documents, reports, and regulatory agency correspondence.
  • Evaluate and interpret soil and groundwater field and sampling data to determine environmental and geologic site conditions.
  • Generate subsurface maps and cross-sections and collaborate with engineering and environmental scientist staff.
  • Oversee field monitoring and testing of soils, including boring investigations and soil type classification.
  • Interpret soil, bedrock, and groundwater elevation and quality data.
  • Prepare written plans and reports for site investigations, assessments, and remediation activities.
  • Develop awareness of project-related risks and ways to protect the Company.
  • Lead team safety efforts, model safe work practices, ensure adherence to safety guidelines, and promote pre-task planning.
  • Promote continuous quality monitoring and improvement and monitor quality standards and practices on projects.
  • Lead complex projects requiring innovative investigation techniques.
  • Supervise the analysis and development of recommendations in written reports.
  • Assist in establishing and updating technical project policies and procedures and support their proper interpretation and implementation by subordinate staff.
  • Provide technical direction and training to less experienced professional staff.
  • Participate in developing marketing strategies and presenting qualifications to clients.
  • Serve as an Authorized Project Reviewer.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service