Senior Hydrogeologist - Geotechnical Professional

Senior Hydrogeologist - Geotechnical Professional

Alternate Job Titles

Hydrogeological Engineer

Senior Groundwater Modeling Specialist

Engineering Geologist - Hydrogeology

Senior Environmental Geoscientist

Subsurface Hydrology Expert Location

Reston, VA

Onsite Flexibility

Part-time Telework (Hybrid Office/Home)

Contract Details

Position Type: Contract

Contract Duration: 12 months Job Summary

Seeking a Senior Hydrogeologist to contribute to multidisciplinary projects involving hydrogeological modeling, field investigations, data interpretation, and engineering analysis. This position supports conceptual model development, groundwater flow simulations, and the integration of geosciences with engineering design.

Key Responsibilities

Perform conventional hydrogeological tasks and collaborate across disciplines for conceptual model development.

Conduct numerical groundwater flow modeling using tools like MODFLOW.

Participate in site characterizations, well installations, aquifer tests, and water sampling.

Support the preparation of technical reports, calculations, and presentations.

Review geotechnical subcontractor deliverables and provide comments/recommendations.

Contribute to a collaborative work environment emphasizing innovation and communication. Required Experience

M.S. in hydrogeology, engineering geology, or related geosciences + 8 years of progressive experience, or Ph.D. + 6 years.

Proficiency in groundwater modeling software (e.g., MODFLOW, Aqtesolv).

Familiarity with 3D modeling and geotechnical platforms like Leapfrog and OpenGround.

Background in preparing technical documentation and deliverables.

Ability to travel and remain onsite as needed. Nice-to-Have Experience

Experience working in regulated sectors such as nuclear or infrastructure.

Background with environmental studies for government or energy sectors. Required Skills

Hydrogeological modeling and interpretation

Site characterization and sampling methods

Technical writing and data visualization

Proficiency in Excel, Word, and geology-specific software

Strong teamwork, initiative, and communication abilities Preferred Skills

Knowledge of engineering deliverables (e.g., drawings, specifications)

Familiarity with construction methods for concrete and steel structures

Cross-disciplinary design coordination Additional Skills

Independent and collaborative workstyle

Sound judgment and problem-solving

Project planning and time management

Benefits

• Medical, Vision, and Dental Insurance Plans

• 401k Retirement Fund

About the Company

Trusted engineering, construction, and project management partner serving Energy, Infrastructure, Manufacturing & Technology, Mining & Metals, and Nuclear, Security & Environmental sectors. From planning to operations, we deliver impactful projects for industry and government, making a lasting difference globally.

About GTT

GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska. As a Native American-owned, economically disadvantaged corporation, we highly value diverse and inclusive workplaces. Our clients are Fortune 500 banking, insurance, financial services, and technology companies, along with some of the nation's largest life sciences, biotech, utility, and retail companies across the US and Canada. We look forward to helping you land your next great career opportunity!

Job Number & Hashtags

Job Number: 25-26593