Senior Geotechnical Geologist

Terracon; California (MO); On-site; USD 117,000 - 182,000; Full time

Job summary

An established industry player is seeking a Senior Geologist to lead complex geotechnical investigations. This role involves evaluating subsurface conditions, developing geologic models, and collaborating with engineers to provide construction recommendations. The ideal candidate will have extensive experience in geotechnical geology, a strong educational background, and the ability to mentor junior staff. Join a dynamic team focused on innovative solutions and enjoy a comprehensive benefits package, including medical, dental, and retirement plans. This is an exciting opportunity to make a significant impact in the field of geotechnical engineering.

Benefits

Medical Insurance

Dental Insurance

Vision Insurance

401(k) Plan

Paid Time Off

Education Reimbursement

Bonus Programs

Qualifications

• 9+ years of experience in geotechnical geology required.
• Professional Geologist (PG) designation required.
• Ability to prepare geologic hazard reports.

Responsibilities

• Lead complex geotechnical site investigations and manage field exploration.
• Collaborate with engineers for design parameters and recommendations.
• Provide mentorship and quality assurance for junior staff.

Skills

Geotechnical Investigation

Geologic Modeling

Data Analysis

Field Exploration

Technical Report Writing

Mentoring

Education

Bachelor’s degree in Geology

Master’s degree (preferred)

PhD (preferred)

Tools

Geologic Hazard Reports

CPT Equipment

Geophysical Investigation Tools

Job description

Senior Geologist

Come explore with us! Terracon is seeking a Senior Geologist to join our team.

The location for this position can be based out of any of the following Terracon offices: Lodi, CA - Concord, CA or Sacramento, CA

General Responsibilities:

The Senior Geotechnical Geologist will lead and manage complex geotechnical site investigations by evaluating subsurface soil, rock, and groundwater conditions to inform engineering design and construction recommendations. Oversee the development of geologic models, subsurface profiles, and geologic cross-sections to support analysis of foundation systems, slope stability, and seismic hazards. Direct and supervise field exploration programs including drilling, test pits, CPT, and geophysical investigations, ensuring proper soil and rock logging, sampling, and classification. Interpret geotechnical and hydrogeologic data to assess subsurface variability, groundwater behavior, and potential geologic hazards. Collaborate with geotechnical engineers to develop design parameters and construction recommendations for earthwork, shoring systems, ground improvement, and deep/shallow foundations. Prepare and review technical reports, site investigation plans, and proposals. Provide mentorship and quality assurance for junior geologists and field staff. Project work may include transportation infrastructure, commercial and industrial developments, seismic site response analysis, and environmental remediation support.

Essential Roles and Responsibilities:

1. Develop understanding and be aware of project-related risk. Be familiar with what could go wrong on a project and how to protect the Company.
2. Lead safety efforts for team and ensure team follows safety rules and guidelines. Responsible for creating and modeling a safe work environment; demonstrates safety practices. Promote pre-task planning for all projects.
3. Responsible for continuous quality monitoring and improvement on projects. Monitor and promote quality standards and practices.
4. Responsible for providing consistent quality standards on project and proposal delivery.
5. Senior level Geologist/ Hydrogeologist responsible for leading complex projects requiring innovative investigation techniques.
6. Supervise the analysis and formation of recommendations in written reports.
7. Assist in establishing and updating current policies/ procedures for technical projects in field of expertise, to ensure proper interpretation and implementation by subordinate staff.
8. Provide technical direction and training to less experienced professional staff.
9. Participate in the development of marketing strategies and presentations of qualifications to clients on projects.
10. Serves as a Terracon Authorized Project Reviewer.

Requirements:

1. Bachelor’s degree in Geology, Hydrogeology or related field and a minimum of 9 years’ related experience.
2. Master’s degree preferred or PhD preferred.
3. Understanding and ability to prepare geologic hazard reports for submittal to the California Division of State Architect (DSA), the California Geological Survey (CGS), and the California Department of Health Care Access and Information (HCAI).
4. Valid driver’s license with acceptable violation history.
5. Certification in field of expertise required.
6. Professional Geologist (PG) designation required.
7. Ability to obtain registration as a Certified Engineering Geologist (CEG) in California.
8. Terracon Authorized Project Reviewer status required.

The expected salary range for this position is listed below. The base range may be adjusted based on the specific location of the applicant. Final agreed upon compensation is based upon individual qualifications and experience.

Minimum $117300 - Maximum $181700

About Terracon

Terracon is a 100 percent employee-owned multidiscipline consulting firm comprised of more than 6,000 curious minds focused on solving engineering and technical challenges from more than 175 locations nationwide. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services. Terracon’s growth is due to our talented employee-owners exceeding expectations in client service and growing their careers with new and exciting opportunities in the marketplace.

Terracon’s vision of “Together, we are best at people” is demonstrated through our excellent compensation and benefits package. Based on eligibility, role and job status, we offer many programs including medical, dental, vision, life insurance, 401(k) plan, paid time off and holidays, education reimbursement, and various bonus programs.

EEO Statement

Terracon is an EEO employer. We encourage qualified minority, female, veteran and disabled candidates to apply and be considered for open positions. We do not discriminate against any applicant for employment, or any employee because of race, color, religion, national origin, age, sex, sexual orientation, gender identity, gender, disability, age, or military status.