Lead Hydrogeologist

Excelion Partners LLC.; Green Bay (WI); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Member-owned corporate culture

High employee retention rate

Work-life flexibility

Job summary

Excelion Partners LLC. in Green Bay, Wisconsin is looking for an experienced Hydrogeologist to lead high-profile environmental projects. This role emphasizes technical execution in hydrogeological investigations and regulatory compliance while offering a hybrid work environment.

The ideal candidate has at least 10 years of experience in the field, with a Bachelor's degree in Hydrogeology or Engineering preferred. Join a team committed to innovative solutions and professional growth.

Qualifications

• 10+ years of experience in advanced hydrogeological investigations.
• 5+ years of hands-on field characterization experience.
• Proven expertise in coordinating field programs.

Responsibilities

• Lead the technical strategy for hydrogeological investigations.
• Develop innovative technical approaches for groundwater analysis.
• Manage project scope, budgets, schedules, and commitments.
• Consult with project managers and clients for project estimates.
• Execute hydrologic characterizations in challenging environments.
• Provide expert witness testimony at environmental hearings.
• Mentor junior staff in hydrogeology.

Skills

Advanced groundwater modeling software

Budget management

Field program coordination

Team mentorship

Education

Bachelor’s degree in Hydrogeology or Engineering

Master’s Degree

Tools

Numerical analysis tools

Computerized aquifer testing platforms

Job description

Green Bay, United States | Posted on 05/19/2026

Join a premier science and engineering consulting firm to lead high-profile water resource, industrial permitting, and environmental remediation projects. In this role, you will direct the technical execution of complex hydrogeological investigations and regional groundwater characterizations across diverse geologic environments. You will collaborate with project managers to define technical approaches, manage project portfolios, and mentor a talented team of scientists and engineers in a flexible, hybrid-friendly environment.

• Lead the technical strategy and execution for complex hydrogeological investigations, groundwater modeling, and regional site characterizations.
• Develop innovative technical approaches for numerical analysis of groundwater and surface water systems to support environmental permitting and site remediation.
• Manage project scope, budgets, schedules, and regulatory commitments for large-scale, multi-disciplinary environmental engineering initiatives.
• Consult with project managers and clients to estimate project costs, define engineering frameworks, and deliver expert technical consultation.
• Execute regional hydrologic characterizations in challenging geological environments, including unconsolidated deposits and fractured crystalline rock.
• Provide expert witness testimony at environmental hearings, representing client interests and technical findings with regulatory bodies.
• Mentor and develop junior engineering and scientific staff, serving as the primary corporate technical resource for advanced hydrogeology.

Requirements

• Credentials: Bachelor’s degree in Hydrogeology, Engineering, or a closely related geosciences field is required; a Master’s Degree is highly preferred.
• Experience: Minimum of 10 years conducting advanced hydrogeological investigations, including at least 5 years of hands‑on field characterization experience.
• Software/Tools: Demonstrated expertise utilizing advanced groundwater modeling software, numerical analysis tools, and computerized aquifer testing platforms.
• Technical Standards: Proven mastery coordinating field programs, including hydrophysical profiling, aquifer testing, feasibility studies, and alternatives analyses within deep bedrock environments.
• Core Competencies: Exceptional project leadership capabilities, strong budgetary acumen, and a proven track record managing regulatory and contractual commitments for complex consulting projects.

Benefits / Why Join Us

• 100% Member-Owned Firm: Thrive in a unique corporate culture where every employee is a shareholder with a literal stake in the firm’s long‑term financial success.
• Exceptional Retention: Work alongside a stable, collaborative team of top‑tier professionals boasting a consistent 92%+ employee retention rate.
• Work-Life Flexibility: Enjoy a highly adaptable work environment featuring hybrid schedules and a values‑based culture that actively prioritizes continuous professional growth.

If you are an innovative, results‑oriented hydrogeology professional ready to lead high-impact environmental projects and mentor the next generation of talent, we invite you to apply today!