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Sr. Geotechnical Professional (272)

Environmental and Safety Solutions, Inc.
Reston, VA Contractor
POSTED ON 3/23/2026
AVAILABLE BEFORE 4/22/2026
Job Title: Senior Geoscientist

Telework Type: Part-time Telework (Hybrid Office/Home)

Work Location: Reston, VA

Responsibilities

  • Performs work as directed by senior staff that involves conventional hydrogeological procedures and coordinates input from specialties such as geology, hydrology, and engineering for hydrogeologic data interpretation and to develop conceptual models.
  • Apply numerical groundwater flow modeling using commercial or public domain computer codes in support of engineering design, safety analysis studies, and environmental studies.
  • Participate in field investigations, including site characterization, well installation, aquifer tests, and water sampling.
  • Assist senior staff in preparing technical reports, calculations, and presentations.
  • Reviews geotechnical subcontractor's reports and prepares comments and recommendations.
  • Participates in and fosters a work environment that is based upon openness, trust, communication, teamwork, empowerment, innovation, and satisfaction.

Basic Qualifications

  • Grade 26: M.S. in hydrogeology, engineering geology, or other related geosciences discipline, and 8 years progressive related experience, or Ph.D. degree in the same disciplines and 6 years of progressive related experience.
  • Proficiency with geology software such as MODFLOW, Aqtesolv, Leapfrog, OpenGround, etc.
  • Must be able to complete a pre-employment drug screen and background check.
  • Proficient with word processing, spreadsheet, computer graphics, and other appropriate computer applications to facilitate the compilation and analysis of data collection activities.
  • Ability to work both independently and as a member of a team.
  • Willingness and ability to travel and remain at job site for an extended time.
  • Curiosity, initiative, sound judgment, and knowledge of the fields of geology and engineering.
  • Knowledge of engineering deliverables, such as drawings, specifications, and material requisitions, and of construction methods for concrete and steel structures.
  • Understands work processes of other disciplines and departments on projects.
  • Ability to resolve design issues with subordinates, suppliers, other engineering disciplines, construction, and the client.
  • Excellent listening, verbal and written communication, planning, and organizational skills.

About Environmental And Safety Solutions, Inc.

Environmental and Safety Solutions Inc. (ESS Inc.) is a Cincinnati based certified MBE. Since 2002, ESS Inc. has been providing health and safety, engineering, environmental technical and management services to businesses throughout the United States. We work with businesses from Fortune 500 members to small businesses in the local community, providing world class occupational safety and health consultative services and environmental compliance assistance. Our customers value our personal attention to their needs and the accuracy and flexibility of our services to meet their unique needs. As President and Founder of ESS, Lonnie Grayson brings more than 25 years of professional environmental safety and health leadership to the company. He founded ESS Inc. in 2002 and has grown the firm into a nationally recognized industry leader. With a professional background as a mechanical engineer, Mr. Grayson knows the value of a safety and health program that focuses on the processes that drive the safety and health process in a company to achieve great results. We understand the need for partnership with our customers to fully understand their needs and the culture of each customer to meet and exceed their occupational safety, health and environmental compliance needs.

Salary : $50 - $77

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