Hydrogeologist

Position: Staff Hydrogeologist

About RSI

RSI is a dynamic group of companies that has provided services to major federal clients and Fortune 500 engineering and construction companies since 1996. We have experience in complex, highly regulated markets providing environmental, nuclear, construction management, project delivery, and specialty professional services while maintaining an excellent safety record.

We offer a full range of benefits including a generous PTO plan, paid holidays, FEHB medical, dental, vision, 401K (100% match up to 4% eligible compensation) and 100% immediate vesting, basic and supplemental life insurance, and short- and long-term disability.

RSI is headquartered in Oak Ridge, Tennessee, and is a wholly owned operating company of ASRC Industrial (AIS). AIS is a wholly owned operating company of Arctic Slope Regional Corporation (ASRC), an Alaska Native Corporation (ANC). Through ASRC, we are a certified Minority Business Enterprise (MBE) and Small Disadvantaged Business (SDB), and we also offer 8(a) options.

Position Summary

RSI is recruiting for a Staff Hydrogeologist who will support the Groundwater Program for U.S. Department of Energy Office of Legacy Management projects. The Hydrogeologist will assist with projects involving groundwater and contaminant characterization, conceptual site model development, long‑term monitoring, and remedial design and performance evaluations.

The Groundwater Program scientists embrace innovation and cutting‑edge methodologies and technologies and are recognized as industry leaders in 3‑D visualization and evaluation, geochemical assessment, and groundwater flow and reactive transport modeling. Staff development is a program priority and is accomplished through mentoring and increasingly challenging technical assignments; conference attendance and journal publications are encouraged. The culture promotes work‑life balance, where member needs and accomplishments from their personal and professional lives are strongly valued.

In addition, the Staff Hydrogeologist will have the opportunity to participate in the LM Applied Studies and Technology (AS&T) Program. AS&T studies are designed to support the LM mission through improved understanding of processes that affect remedy protectiveness and performance, including evaluation and application of advancements in technology. Ongoing AS&T studies include long‑term disposal cell cover performance, plume persistence, enhanced natural attenuation, system operations and analysis at remote sites, data mining and project visualization and educational collaborations.

AS&T studies are not limited to the ongoing studies; any study related to LM’s mission will be considered for inclusion in the program.

The ideal candidate will have a solid foundation in hydrogeologic principles, an understanding of groundwater and contaminant characterization methods, and strong skills in data analysis and reporting. Strong quantitative skills and experience with groundwater modeling tools, Python and R programming, and statistical analysis is preferred. This role requires a balance of technical expertise, fieldwork leadership, and project coordination, with opportunities for growth under the guidance of senior staff.

Job Title: Staff Hydrogeologist
Location(s): Grand Junction, CO
Status: Full‑Time
FLSA: Exempt
Hiring Range: $65,000.00 – 90,000.00 per year. (The anticipated starting salary is based on the posted minimum requirements for this position. The offered salary will be based upon the selected applicant’s education, training, and experience.)

This position is required to travel up to 30% of the time.

Essential Duties and Responsibilities

• Support multidisciplinary groundwater and environmental projects under guidance of Senior Staff.
• Perform the acquisition, organization, and analysis of environmental field data.
• Conduct groundwater evaluations using 3‑dimensional visualization tools, modeling software, Python and R programming languages.
• Conduct statistical and geostatistical evaluations under the guidance of Senior Staff.
• Support the development of hydrogeologic conceptual site models.
• Analyze monitoring data and develop regulatory reports to documenting…