Senior Hydrogeologist
Position Summary:
Our client is seeking a Senior Hydrogeologist to join its team of professionals working on complex and rewarding projects nationwide. This position can be based out of multiple locations including Jacksonville, Tampa, Pensacola (FL); Houston (TX); Memphis, Knoxville, Nashville (TN); or Hartford (CT). In this role, you will lead multidisciplinary projects involving environmental site investigation, groundwater modeling, remediation design, and regulatory compliance. The organization offers a culture of autonomy, continuous learning, and professional growth.

Employment Type: Full-Time

Key Responsibilities:

• Design and lead complex environmental site investigations, including drilling, aquifer testing, geophysical logging, sampling, and monitoring well installation

• Develop conceptual site models and conduct contaminant fate and transport analyses

• Oversee field activities ensuring safety compliance, subcontractor coordination, and scheduling

• Interpret hydrogeologic data for use in risk assessment, remedial design, and regulatory decision-making

• Utilize advanced groundwater modeling tools to support remediation and optimization strategies

• Prepare and review technical documentation including work plans, SOPs, and technical reports

• Mentor junior staff, perform quality control reviews, and serve as a technical advisor

• Engage with clients and regulatory agencies, offering expert guidance and strategic insights

• Optimize passive and active remediation approaches including long-term monitoring (LTM)

• Conduct analytical and numerical modeling of soil, water, and indoor air system

• Provide litigation support, including expert testimony and reporting

• Perform statistical evaluations, sequence stratigraphy, and background studies

• Travel up to approximately 30%, including occasional overnight trips

Qualifications:

• Bachelor’s or Master’s degree in Hydrology, Hydrogeology, Geology, Engineering, or related field

• 15–20 years of professional experience, preferably in environmental consulting

• Professional Geologist or Engineer license (by exam)

• Strong background in hydrogeologic characterization, groundwater modeling, and remediation optimization

• Knowledge of CERCLA, RCRA, and state-specific environmental regulations

• Proven ability to manage projects, mentor teams, and communicate across stakeholders

• Proficient in data analysis, technical writing, and visual representation (charts, tables, maps)

• Experienced with modeling tools such as MODFLOW, MT3D, VISTAS, and EVS

• Familiarity with GIS platforms

• Excellent verbal/written communication and attention to detail

• Current 40-hour HAZWOPER certification

Preferred Skills:

• Experience with litigation support and regulatory negotiation

• Advanced modeling of indoor air attenuation and sediment systems

• Sequence stratigraphy expertise

Location & Compensation:

• Based in: Jacksonville, Tampa, Pensacola (FL); Houston (TX); Memphis, Knoxville, Nashville (TN); or Hartford (CT)

• Travel: Up to 30% with occasional overnight trips

• Compensation: $120-140,000

About Lean Synergy Staffing:

Lean Synergy Staffing is a Veteran-owned & operated recruiting firm dedicated to aligning top-tier talent with high-impact roles across diverse industries. Our team, comprised of experienced military professionals and industry specialists, brings a mission-driven approach to workforce solutions. With a specialized focus on placing skilled change management professionals, we help organizations navigate transformation with precision. We are committed to supporting transitioning service members, veterans, military spouses, and civilian professionals by providing access to meaningful, long-term career opportunities that drive success for government, public, and private sector clients.