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Multiple locations
Fairfax, Virginia, United States of America
Durham, North Carolina, United States of America
JOB #R2102245


To support ICF’s dynamic growth and expanding client base, we are seeking a Toxicologist to work in our Health Science Practice. This group of 70+ science professionals provides toxicology, hazard assessment, epidemiology, risk assessment, exposure assessment, environmental modeling, and related support that addresses the full spectrum of potentially hazardous agents, including chemicals and microbes. We specialize in identifying and quantifying the effects of environmental pollutants, such as metals, pesticides, and volatile organic compounds, on human health and the environment.

The Toxicologist’s project work would support federal agencies (such as U.S. EPA and NIEHS), state agencies, and private sector clients in assessing the human health impacts of pollutants. Specific tasks would involve qualitative and quantitative analyses that form the basis of human health toxicology, hazard assessments, and risk assessments.

This position can be located in either our Durham, NC or Fairfax, VA office.


  • Support of and project leadership in systematic literature reviews for potentially hazardous agents, including:
    • screening available studies for relevance to a research question,
    • extracting relevant study data,
    • evaluating study design and the risk of bias for included studies,
    • synthesizing evidence to reach a hazard conclusion,
    • performing quantitative analyses to develop dose-response relationships and meta-analyses, and
    • documenting methods, assumptions, conclusions, and key data gaps in a report
  • Development of toxicological reports, including writing methods, results, and discussion sections and reviewing toxicological conclusions based on the test results
  • Task and project management
  • Interaction and correspondence with clients
  • Review of work produced by others
  • Development of technical publications and guidance, presentations at conferences, and proposal sections
  • Mentoring and training other technical staff

This position does not involve hands-on laboratory or field work.


  • Masters or PhD. in toxicology, pharmacology, biochemistry, molecular biology, or related subject with focus on human health hazard and risk assessment with 3+ years assessing human health impacts of chemicals
  • Experience with government regulatory programs (preferably U.S. EPA or NIEHS)
  • Demonstrated ability to formulate and execute technical approaches to solving scientific questions

Professional Skills:

  • Proactive and problem-solving approach to challenges
  • Strong quantitative skills
  • Strong written and oral communication skills
  • Excellent organizational and time management skills
  • Attention to detail
  • Ability to prioritize, multi-task, and work under strict deadlines in a fast-paced environment

Working at ICF

Working at ICF means applying a passion for meaningful work with intellectual rigor to help solve the leading issues of our day. Smart, compassionate, innovative, committed, ICF employees tackle unprecedented challenges to benefit people, businesses, and governments around the globe. We believe in collaboration, mutual respect, open communication, and opportunity for growth. If you’re seeking to make a difference in the world, visit to find your next career. ICF—together for tomorrow.

ICF is an equal opportunity employer that values diversity at all levels. (EOE – Minorities/Females/ Protected Veterans Status/Disability Status/Sexual Orientation/Gender Identity). For more information, please read our EEO & AA policy.

Reasonable Accommodations are available for disabled veterans and applicants with disabilities in all phases of the application and employment process. To request an accommodation please email and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations. Read more about non-discrimination:  EEO is the law and  Pay Transparency Statement.

Fairfax, VA (VA01)

Who is ICF?

A global consulting services company with +7,000 people across +70 countries, but we are not your typical consultants.

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Join our talent network

ICF is growing, and we add new open roles to our site regularly. If you're waiting for that perfect opportunity at ICF or want an inside look at what it's like to do world-changing work, join our talent network to stay updated.

Join our talent network

ICF is growing, and we add new open roles to our site regularly. If you're waiting for that perfect opportunity at ICF or want an inside look at what it's like to do world-changing work, join our talent network to stay updated.