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Mid-Level Risk Assessor

Geosyntec Consultants

Geosyntec Consultants

Seattle, WA, USA
Posted on Feb 5, 2026

Mid-Level Risk Assessor

Primary Location US-WA-Seattle
ID 2026-4194
Category
Risk Assessment and Toxicology
Position Type
Regular Full-Time
Remote
No
Additional Location
US-MA-Boston

Overview

Gradient, a Geosyntec Company, is seeking a motivated and resourceful Mid-Level Human Health Risk Assessor to apply knowledge of toxicology and chemistry to address human and environmental risks at legacy waste sites and in consumer products. You will have the opportunity to join our growing practice in one of our Charlottesville, VA office.

Gradient is an environmental and health risk sciences consulting firm specializing in environmental sciences, human and ecological risk sciences, product stewardship, and life sciences. Gradient's scientists have a variety of backgrounds in chemistry, engineering, toxicology, epidemiology, ecotoxicology, medical device and pharmaceuticals, exposure sciences, industrial hygiene, GIS, product safety and liability, and sustainability.

We invest in our people. Each employee is unique, and your career at Gradient will be too. We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/

Essential Duties and Responsibilities

  • Conduct human health risk assessments for contaminated sites as well as hazard and safety assessments of consumer products. Specific tasks may include data analysis, exposure assessment and modeling, dose estimation, creating risk tables, and report writing.
  • Conduct literature searches and critically review and evaluate scientific studies regarding toxicology, exposure assessment, and related areas to assess relevance and reliability for use supporting human health risk assessments.
  • Assist in the preparation of deliverables (reports, manuscripts, memoranda, presentations, project proposals, agency comments).
  • Opportunities to manage small- to medium-sized projects.

Education and Licensure

  • Bachelor's degree in environmental sciences or engineering, toxicology, or related sciences. (required)
  • Advanced degree in environmental sciences or engineering, toxicology, or related sciences. (preferred)

Skills, Experience and Qualifications

  • At least 5 (7+ preferred) years of environmental consulting experience; or equivalent combination of education and experience. (required)
  • Exceptional written and oral communication skills. (required)
  • Excellent quantitative analytical skills, including proficiency in Microsoft Excel. (required)
  • Knowledge of human health risk assessment frameworks under federal and/or state regulatory bodies. (required)
  • Knowledge of exposure and dose-response modeling methods and tools (e.g., benchmark dose [BMD] modeling. (preferred)
  • Expertise in statistics, field sampling, ecological risk assessment, air modeling, and other exposure assessment techniques. (preferred)
  • Knowledge of contaminants of emerging concern (PFAS, endocrine disruptors, microplastics). (preferred)

This opportunity will be posted for at least five days. Below are the potential compensation ranges that we in good faith believe are applicable for this role at the time of this posting and are only applicable for jobs to be performed in the specified location(s) below. The typical base salary range for this position is just one component of Geosyntec’s total compensation package for employees. Actual compensation will be determined based on education, experience, skill set and location.

  • Minimum Salary: $89,808/year / Maximum Salary: $122,000/year (Seattle, WA, Boston, MA)

We offer a comprehensive benefits package to all eligible employees including, 9 paid holidays, 2 floating holidays, a minimum of 8 sick days, and a minimum of 11 vacation days per year, in line with state or federal requirements. Employees (and their families) are offered medical, dental, vision, life, and disability insurance, 401(k), a variety of leaves of absences and other benefits to eligible employees.

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The Geosyntec family of companies is an Equal Opportunity Employer. We evaluate applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information, or any other legally protected categories.

More information is available here: Know Your Rights

Geosyntec is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please send a confidential e-mail to hr@geosyntec.com or call (561) 995-0900 and let us know the nature of your request and your contact information.
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