Senior Professional Geologist

APTIM•Stockton, KS

5d•$134,500 - $150,000

About The Position

APTIM is seeking a Senior Professional Geologist in California to join its Solid Waste Services Group and support a growing portfolio of public- and private-sector solid waste projects. The work includes groundwater and surface water monitoring, assessment, and corrective action; hydrogeologic investigations and characterization; conceptual site model development and evaluation; monitoring well design and oversight; statistical analysis and trend evaluation; stormwater monitoring and compliance; regulatory compliance and reporting under site-specific and General Waste Discharge Requirements and applicable California Title 27 requirements; environmental assessments, investigations, and remediation; and geotechnical investigations with related environmental support. The role provides senior technical leadership for landfill hydrogeology, groundwater, and environmental compliance projects, including leading multidisciplinary teams, reviewing technical data and deliverables, and preparing regulatory and technical documents. It also manages project scopes, budgets, schedules, resources, client relationships, and stakeholder coordination, while supporting proposals, business development, and the growth of APTIM's California solid waste practice. The position mentors junior staff and provides senior oversight of field and regulatory work, including sampling, investigations, monitoring well activities, and coordination with contractors, laboratories, clients, and California regulatory agencies. Periodic field work and required PPE may be necessary depending on project conditions.

Requirements

Bachelor's or Master's degree in Geology, Hydrogeology, Engineering Geology, or a related geoscience discipline.
Current California Professional Geologist (PG) license.
Approximately 15 or more years of relevant professional experience with groundwater monitoring, hydrogeologic investigations, regulatory compliance, and technical reporting.
Experience working with the California State Water Resources Control Board and/or Regional Water Quality Control Boards.
Strong analytical and problem-solving skills, including the ability to evaluate complex geologic and hydrogeologic conditions.
Current 40-hour OSHA HAZWOPER training and 8-hour refresher certification.
Excellent written and verbal communication skills.
Strong organizational and project-management skills.
Ability to work independently and collaborate effectively within multidisciplinary teams.
Ability to communicate effectively with clients, regulators, contractors, and internal project teams.
Ability to perform periodic field work and wear required PPE when project conditions require it.

Nice To Haves

Experience with California Title 27 requirements applicable to solid waste facilities.
Experience supporting landfill closure and post-closure monitoring and compliance programs.

Responsibilities

Serve as a technical lead for landfill hydrogeology, groundwater, and environmental compliance projects.
Lead and support multidisciplinary project teams and complex technical assignments.
Develop and evaluate conceptual site models and groundwater monitoring programs.
Review and interpret groundwater monitoring data, statistical evaluations, and groundwater trends.
Lead preparation of regulatory compliance reports, investigation work plans, monitoring plans, corrective action studies, and other technical documents.
Provide senior technical review and QA/QC of reports, work plans, calculations, and other project deliverables.
Apply applicable federal, state, and local environmental regulations to develop practical client solutions.
Manage project scopes, budgets, schedules, resources, and technical deliverables.
Serve as a technical point of contact for clients, regulatory agencies, contractors, and project teams.
Anticipate client needs, identify project challenges, and develop practical and cost-effective solutions.
Coordinate and attend meetings with clients, regulatory agencies, contractors, and other project stakeholders.
Support proposal development, scope and fee preparation, business development, and growth of APTIM's California solid waste practice.
Build and maintain relationships with existing and prospective clients.
Coordinate with APTIM engineering, environmental, compliance, construction, and field teams.
Mentor and provide technical guidance to junior geologists, scientists, engineers, and field staff.
Provide senior oversight of groundwater, surface water, soil, and soil vapor sampling and investigation programs.
Oversee monitoring well installation, development, rehabilitation, and abandonment, and other subsurface investigations.
Coordinate with drilling contractors, laboratories, field personnel, and clients to support field programs.
Review sampling plans, field documentation, laboratory data, and related technical information.
Interface with California regulatory agencies, including Regional Water Quality Control Boards, as appropriate.
Clearly communicate technical concepts, evaluation results, recommendations, and project plans to technical and non-technical audiences.
Demonstrate and promote a strong Safety First work ethic.
Perform other project and technical responsibilities as needed.