Staff Scientist​/Geologist​/Engineer

CDH Consulting is seeking an experienced Environmental Scientist, Geologist, or Environmental Engineer to support environmental consulting projects for oil and gas clients. This role is intended for a skilled field professional with experience managing complex field investigations, remediation activities, drilling programs, and environmental sampling events. The successful candidate will serve as a technical field leader, maintaining the highest standards of health and safety while providing guidance and mentorship to junior staff.

• Lead field implementation of environmental investigation, remediation, and compliance projects at active and former oil and gas facilities.
• Plan and execute field activities with minimal oversight.
• Provide oversight of excavation, drilling, well installation, remediation, waste management, and site restoration activities.
• Conduct and oversee collection of soil, groundwater, surface water, and soil vapor samples in accordance with regulatory and client requirements.
• Monitor drilling and excavation contractors and document field activities.
• Collect, interpret, and manage environmental data and prepare accurate field documentation, logs, and related records.
• Identify field challenges and develop practical solutions while maintaining project objectives and regulatory compliance.
• Ensure compliance with company, client, and regulatory health and safety requirements.
• Conduct safety briefings, perform hazard assessments, and actively promote a strong safety culture.
• Serve as a mentor and trainer for entry-level scientists, geologists, and field staff.
• Coordinate effectively with project teams, clients, contractors, and regulators.
• Support technical report preparation through data review, field observations, and documentation.

• 4+ years of environmental consulting, oil and gas, or related industry experience.
• Demonstrated experience with at least two of the following:

Excavation oversight and confirmation sampling

Drilling oversight and subsurface investigations

Soil sampling

Groundwater sampling

Environmental field investigations

Remediation and restoration activities

• Strong understanding of oil and gas operations and associated environmental issues.
• Proven ability to safely lead field activities and make independent decisions in dynamic field environments.
• Experience mentoring and training junior staff.
• Strong commitment to health, safety, and environmental compliance.
• Excellent communication, documentation, and organizational skills.
• Ability to manage multiple assignments and priorities simultaneously.
• Valid driver's license and acceptable driving record.

• Bachelor's degree in Geology, Environmental Science, Environmental Engineering, or related discipline preferred but not required for candidates with strong oil and gas environmental experience.
• OSHA 40-Hour HAZWOPER certification or Safe Land USA certification
• Experience with petroleum hydrocarbon investigations and remediation.
• Experience with groundwater monitoring well installation and development.
• Familiarity with state oil and gas regulations and environmental closure programs.
• Technical reporting and environmental data management experience.

• Extreme cold and heat: temperatures typically below 32° F or above 100° F for periods of more than one hour. Consideration should be given to the effect of other environmental conditions such as wind, rain, snow, and humidity.
• Noise: some locations with sufficient noise to cause the worker to shout in order to be heard above ambient noise level.
• Hazards: includes and is not limited to a variety of physical conditions, such as proximity to moving mechanical parts, moving…