Senior Groundwater Modeler​/Hydrogeologist

Senior Groundwater Modeler / Hydrogeologist - ( 195470 )

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves:
What is our impact on the world?

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Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

In the role of Groundwater Modeler/Hydrogeologist we'll count on you to:

• Work under more-senior modelers, using prescribed methods in various data analysis and modeling assignments as part of hydrodynamic, sediment transport and water quality modeling projects
• Evaluate thermal impacts, pathogens, biochemical (BOD) dissolved oxygen, nutrients and algae, or organic or metal contamination in lakes, streams, rivers, estuaries or coastal waters
• Acquire, organize and analyze environmental data
• Set up and execute mathematical models
• Perform quality-control checks on model input and results
• Participate in project meetings, proposal preparation, report writing and presentations
• Develop statistical and graphical comparisons of model results and data
• Perform other duties as needed

• A minimum of ten (10) years of professional experience as a hydrogeologist or closely aligned profession. Advanced degrees (Master's or Ph.D.) in one of the above fields will substitute for one year of the required experience.
• Demonstrated experience conducting contaminated site investigations involving sample collection and analysis of various media including soil, groundwater, surface water, and sediment.
• Experience preparing groundwater monitoring reports and evaluating laboratory analytical data.
• Demonstrated knowledge of conceptual site models and the ability to critically analyze these models to identify data gaps and inform field investigation scoping activities.
• Demonstrated experience performing drilling, well installation, slug tests, and pump tests in consolidated and unconsolidated formations.
• Professional Geologist (PG) or Certified Professional Geologist (CPG) certification.
• Prior experience with Federal environmental regulations (CCR, CERCLA, RCRA, CWA, CAA, etc).
• Experience working on Coal Combustion Residual (CCR) projects involving groundwater monitoring, statistical analysis evaluations, site characterization, and corrective measures development.
• Familiarity using boring log digitization software such as gINT or Open Ground and other hydrogeological software including Surfer and Aqtesolv.
• Ability and willingness to perform physically demanding tasks in adverse environmental conditions (rugged terrain, remote locations, hot and cold temperatures).

OSHA 40 Hour HAZWOPER Certification and MSHA training are a plus.

• Professional Engineer (PE) license
• Candidates who reside locally in the Greater Philadelphia area are preferred

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• Bachelor's degree in environmental engineering/science, oceanography or closely related field
• A minimum of 7 years of experience in hydrodynamic or water quality modeling projects
• Strong analytical and problem-solving skills
• Strong oral and written communication skills
• Experience with Microsoft Office Suite
• Self-motivated, able to work independently and with a project team to completion of task
• Excellent oral and written communication skills
• An attitude and commitment to being an active participant of our employee-owned culture is a must

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves…