Geologist III

HydroGeoLogic, Inc.; Pleasanton (CA); Hybrid; USD 92,000 - 138,000; Full time

Job summary

HydroGeoLogic, Inc. is seeking a Geologist III to support environmental investigation and remediation for federal and state clients across the western United States. This hybrid role is based in Pleasanton, CA, with three days in the office.

You will develop planning documents, supervise field subcontractors, and assist with remedial investigation and remedial action projects, using data analysis and reporting tools. Strong writing and communication skills are essential.

Qualifications

• Minimum of 6 years of experience in the environmental field.
• Bachelor’s degree in Geology, Hydrogeology, Geophysics, or related field.
• PG or ability to obtain PG within one year.
• Strong writing and document review skills with prior experience contributing to technical reports, memoranda, and work plans.
• Knowledge and experience of CERCLA and EPA; OSHA HAZWOPER certification.

Responsibilities

• Develop planning documents and deliverables for environmental investigation and remediation projects.
• Interfacing with program and project managers, senior technical staff, the government customer, and RA Contractors.
• Developing technical skills for long-term growth and development.
• Managing characterization and remediation projects for Federal clients.
• Overseeing and assisting with preparation of project deliverables including remediation work plans, QAPPs, FSPs, RI/FS Reports, SSHP/HASPs, and technical memoranda.
• Performing field subcontractor oversight including drilling, monitoring well construction, waste transportation and disposal, and heavy equipment operation.
• Assisting with data entry, analysis, and interpretation of environmental data using statistical and visualization tools.
• Utilizing approved digital and AI-assisted tools to support technical documentation, data analysis, project communications, and workflow efficiency.
• Providing technical support during investigation, planning, and execution phases.

Skills

Environmental field experience

Technical writing

Document review

Subcontractor coordination

Communication skills

Technology adoption

Teamwork

Education

Bachelors in Geology/Geosciences

Professional Geologist (PG)

Tools

Statistical tools

Visualization tools

Job description

Job Title

Geologist III

Location

Pleasanton, CA

Position Description

Join HGL’s growing team in California as a Geologist III. The Geologist III will provide environmental investigation, remediation, and deputy project management support services to the U.S. Environmental Protection Agency, U.S. Army Corps of Engineers, and other federal and state government clients throughout the western United States. This is a hybrid position based out of HGL’s Pleasanton, CA office, with 3 days a week in the office. As a Geologist III, you will work with our high performing HGL Teams and be responsible for supporting HGL’s portfolio of environmental investigation, remediation, and oversight projects for various agencies across the United States and territories. Initial duties will include providing remedial investigation oversight as well as oversight of remedial action (RA) projects. This position will also serve as a deputy project manager for large federal projects. Projects may include in situ thermal treatment, vapor intrusion, groundwater treatment (both in-situ and pump-and-treat), mine-waste cleanup, landfill cap construction, contaminated sediment removals, surface water treatment development and operations for organic and inorganics, and stabilization projects.

Responsibilities/Duties

What You’ll Be Doing

• Developing and providing technical review of planning documents and deliverables for environmental investigation and remediation projects.
• Interfacing with program and project managers, senior technical staff, the government customer, and RA Contractors.
• Developing technical skills for long-term growth and development.
• Managing characterization and remediation projects for Federal clients.
• Overseeing and assisting with preparation of project deliverables including remediation work plans UFP-QAPPs, FSPs, RI/FS Reports, SSHP/HASPs, and technical memoranda.
• Performing / conducting field subcontractor oversight inclusive of drilling, monitoring well construction, waste transportation and disposal, and heavy equipment operation.
• Assisting with data entry, analysis, and interpretation of environmental data using statistical and visualization tools.
• Utilizing approved digital and AI-assisted tools, where appropriate, to support technical documentation, data analysis, project communications, and workflow efficiency.
• Providing technical support during investigation, planning, and execution phases.

Minimum Requirements

What You Need to be Successful

• Minimum of 6 years’ experience in the environmental field.
• Bachelor’s degree in Geology, Hydrogeology, Geophysics, Geological/Geotechnical Engineering or related field.
• PG or ability to obtain PG within one year.
• Strong writing and document review skills with prior experience contributing to the preparation of technical reports, memoranda, and work plans.
• Coordination of field subcontractors for environmental investigation and/or remediation activities. Knowledge and experience of CERCLA and EPA.
• Possess OSHA HAZWOPER certification.
• Demonstrated ability to learn and adopt new technologies and digital tools to improve project delivery and operational efficiency.
• Ability to work within a team environment.
• Excellent written and oral communication skills and organization.
• Ability to execute multiple projects and tasks concurrently, while adhering to cost and schedule.

Desired Qualifications

What You Need to Stand Out – Preferred, not required

• Experience working on state and U.S. federal contracts.
• Experience with remediation of various contaminants of concern including volatile and semi-volatile organic compounds, heavy metals, and PFAS investigation and remediation experience.
• Experience using generative AI tools (e.g., Microsoft Copilot, ChatGPT, Claude, or similar) to improve technical writing, data analysis, research, visualization, or project delivery efficiency.
• M.S. degree in Geology or related field is a plus.
• Project Management Professional Certification (PMP).

Physical & Environmental Requirements

PHYSICAL & COGNITIVE REQUIRMENTS

• A bility to lift/move/relocate items up to 50 lbs.
• Prolonged sitting up to 70% of the time.
• Prolonged standing up to 70% of the time.
• Walking long distances.
• Walking over uneven or mountainous terrain.
• Repetitive hand motions (typing, tool use, etc.).
• Ability to see details at close range.
• Ability to see details at a distance.
• Viewing computer screen for extended periods.
• Ability to interpret and analyze visual data (maps, graphs, warning indicators, etc.).
• Driving a company or personal vehicle.
• Climbing ladders or stairs.
• Analyzing and synthesizing data.
• Complex problem solving and decision making.
• Reading and interpreting technical documents or regulations.
• Writing reports, proposals, or technical documentation.
• Leading a team or coordinating multiple priorities.
• Communicating effectively with clients, team members, and stakeholders.
• Managing competing deadlines and shifting priorities.

Work Environment Requirements

• Must be able to work outdoors in adverse weather conditions (heat, cold, rain, snow, etc.).
• Must be able to travel up to 10% per year.
• May work in environments with loud noises, dust, or hazardous materials.
• Must wear appropriate personal protective equipment (PPE).
• Office work environment.
• Potential for longer days up to 12 hours in duration.

Details

Work Schedule: HGL office work is dictated by a 5-day work week; however, fieldwork schedules will deviate based on job requirements and may require longer hours and weekends.

Office Type: Hybrid, with three days per week in office and two days per week remote.

Travel: Up to 10% during field season as needed. Travel will focus on western US task orders, and other nationwide work as needed.

FLSA Classification: Exempt

A favorable pre-hire drug test and physical are required.

All positions are subject to a pre-hire education and driving record verification.

More About HGL and the Opportunity

At HGL, we share a drive and vision to restore natural resources and provide ongoing stewardship of our environment to benefit present and future generations. We believe that we can make a difference in improving the world we live in through collaboration, teamwork, and a positive work environment. This unites and empowers us to strive for excellence in all our endeavors.

HGL - Who We Are

The exceptional quality of our people is key to our strength. We value our employees as individuals and as important members of our team. We offer a work environment that is flexible, inclusive, and dedicated to creating a sustainable future. By cultivating a culture of innovation, we’re able to adapt and augment our services to solve complex environmental and natural resources challenges.

Projects at HGL primarily span the United States and its territories, tackling problems associated with emerging contaminants (like PFAS), radiological contamination, and military munitions, along with chemical contamination in groundwater, surface water, sediments, and soil.

With over 550 employees, HGL is large enough to execute high-profile projects, but small enough to develop personal working environments with our talented team members. By joining HGL, you will be working toward restoring the environment and protecting our future.

HGL - We Invest In You

It’s not just a job, it’s your career. HGL provides career growth opportunities via mentoring, training, education, and support for your certifications and licenses. Achieve your career goals and help HGL achieve its mission of restoring the environment to beneficial use for our clients and communities.

HydroGeoLogic, Inc. is an Equal Opportunity employer and values diversity at our company. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, sexual orientation), age, marital status, national origin, ancestry, disability, genetic information, medical condition, military/veteran status, unemployment status, domestic violence victim status, or any other characteristic protected by federal, California, or local law, including California’s Fair Employment and Housing Act (FEHA). Some positions may require U.S. citizenship. We are committed to providing a workplace free from discrimination and harassment, and we provide reasonable accommodations for qualified individuals with disabilities. Applicants who wish to request a reasonable accommodation during the recruitment process should contact Human Resources directly at 703-478-5186. All employment decisions are based on qualifications, merit, and business need.

EEO notices: US Equal Opportunity Employment Poster , US Equal Opportunity Supplemental Poster , Know Your Rights , and Pay Transparency Notice .

A full list of benefits is available at www.hgl.com/careers/ .

Digital & AI Proficiency: HGL encourages the responsible use of approved AI-enabled and digital technologies to improve productivity, technical quality, decision-making, and project delivery. Candidates who demonstrate curiosity, adaptability, and experience leveraging emerging technologies are highly valued.

Salary

The annual salary for this position ranges from $91,991 - $137,986.