Computational Hydrogeological/Hydrological Modeler

Savannah River Mission Completion (SRMC) is seeking an Engineer/Scientist - Computational Hydrogeological/Hydrological Modeler to be based in our Aiken, SC location on the Savannah River Site (SRS). The Computational Hydrogeological/Hydrological Modeler develops, implements, and defends complex fate and transport models to evaluate natural/engineered systems that act as barriers to contaminant transport. Models will be used to support regulatory documentation to advance radioactive waste management projects at the SRS. In addition to modeling, the candidate will prepare technical reports to document their models, perform checking and reviews of work performed by peers, and will interface with regulatory stakeholders, facility engineering and operations, and Department of Energy (DOE) customers. Developing defensible conceptual and mathematical models of natural and engineered barriers, and the related fate and transport of hazardous chemicals and radionuclides in the environment.Providing leadership in the creation, documentation, and maintenance of environmental flow and transport models.Collaborating with colleagues throughout the DOE Complex regarding environmental flow and transport models.Supporting SRMC contributions on technical matters related to environmental flow and transport models with the DOE Low-Level Waste Disposal Facility Federal Review Group (LFRG), the U.S. Nuclear Regulatory Commission (NRC), the South Carolina Department of Environmental Services (SCDES), and the U.S. Environmental Protection Agency (EPA).Contributing to the fulfillment of project and organizational objectives as a team member dedicated to demonstrating long-term compliance of disposal and closure actions.Other duties as assigned. Bachelor’s degree in Engineering, Geosciences, Computer Science, or other related field from an accredited university or college. Additional Information This position is expected to work a 4/10s (Monday-Thursday) work schedule.A security clearance is not required to perform the duties of this positionThis position may support up to 50% telework in accordance with the SRMC Telework Policy (Remote Restricted The employee must remain within the local commuting area - e.g., within 2 hours - of the worksite for business reasons). Teleworking employees may work offsite, typically at home. All teleworking arrangements must be approved at the discretion of Management on a case-by-case basis based on a number of factors, including - without limitation - business need, the nature of the job, employee experience, management preference, and state-by-state legal compliance/requirements.Candidate(s) selected to receive an offer will be offered the position and salary grade level commensurate with their experience and qualifications.Master’s with 3yrs+ experience; or a Ph.D. degree in Engineering, Geoscience, Computer Science, or other related field from an accredited university or college.Experience in flow and contaminant transport modeling calculations specifically PORFLOW, GoldSim, COMSOL, PFLOTRAN, MODFLOW 6, or MOOSE.Experience with coding quantitatively using Python, R, C++, and Fortran.Experience with sensitivity analysis and uncertainty analysis.Experience with geochemical modeling software, such as PHREEQC and Geochemist’s Workbench.Excellent verbal and written communication skills with the ability to present to audiences with varied degrees of subject matter knowledge. Savannah River Mission Completion (SRMC), a prime contractor for the US Department of Energy, is responsible for managing the Department of Energy’s Savannah River Site’s Liquid Waste operations contract. Located in Aiken, South Carolina, SRMC is a limited liability company formed by nuclear operations and environmental remediation global leaders BWXT, Amentum, and Fluor. The SRMC Team is responsible for the closure of waste tanks, the operation of the Savannah River Site’s Defense Waste Processing Facility, tank farm operations and associated production and disposal facilities. www.srsimcc.com Savannah River Mission Completion offers a competitive and comprehensive benefits package with flexibility to meet your needs. Highlights of our plans include 401k Retirement Savings Plan - 5% immediate company contribution, additional matching for employee contributionsHealth Insurance & Prescription Drug ProgramHealth Savings AccountTelehealth with BlueCare on DemandDental CoverageVision CoverageFlexible Spending AccountsIncludes 160 hours annual paid time off (accrued monthly), plus 11 paid holidaysPaid Parental LeaveLife and Accident CoverageDisability CoverageEmployee Assistance ProgramTuition Reimbursement USD $85,152.00/Yr. USD $209,556.00/Yr. Exceptions to this range/rate may be applied on a case-by-case basis taking into account aspects such as education, experience, and skill need of the organization. Savannah River Mission Completion is committed to equal employment opportunity to employees and qualified applicants regardless of their race, color, religion, gender, national origin, age, physical or mental disability, veteran status, status as a parent, sexual orientation, or genetics. Our equal employment opportunity policies encompass all aspects of the employment relationship, including application and hiring, promotion and transfer, selection for training opportunities, wage and salary administration.