Full-Time

Principal Toxicologist

Posted on 1/24/2026

CTEH

CTEH

201-500 employees

Emergency preparedness and response consulting

No salary listed

Little Rock, AR, USA

In Person

Category
Biology & Biotech (2)
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Requirements
  • A doctorate (PhD) in toxicology or related field with research emphasis in Toxicology, or a bachelor’s or master’s degree with Diplomate of the American Board of Toxicology certification; and 10+ years of relevant work experience in scientific consulting (required)
  • Proficient in a Microsoft Windows-based computer platform (required)
  • Familiarity with various analytical chemistry and environmental sampling methodologies (required)
  • Ability to obtain HAZWOPER Certification
  • Ability to obtain DISA Clearance
  • Ability to obtain TWIC Clearance
  • Ability to obtain a Passport and Driver’s License
  • Ability to complete all job-specific OSHA Training
  • Ability to comply with all job-specific OSHA requirements, including the wearing of a respirator
  • Ability to work independently with minimal supervision
  • Ability to communicate clearly and effectively
  • Ability to establish and maintain effective working relationships
  • Ability to multi-task, prioritize, and meet conflicting deadlines
  • Possesses excellent problem-solving and analytical skills with careful attention to detail
  • Possesses a high degree of personal initiative and responsibility for work assigned
  • Demonstrates excellent verbal and written communication skills in the English language
  • Ability to work overtime and on weekends upon demands of project deadlines
Responsibilities
  • Lead and manage efforts in the preparation of scientific reports, manuscripts, and opinion pieces
  • Lead teams of health sciences support staff to address client’s needs
  • Participates in the development of strategic initiatives to meet both departmental and company goals
  • Assess, manage, and communicate potential risks from chemical exposure to a wide audience
  • Provide thought leadership on scientific topics related to their discipline and/or subject area of expertise
  • Identify, nurture and develop relationships with strategic clients in various industries
  • Speak at various local, regional, and/or national conferences to provide both firm and Individual visibility
  • If necessary, provide testimony in regulatory, legal or public forums regarding collected or reported scientific data
  • Work collaboratively with or across interdisciplinary teams of other scientific experts to address pressing public or occupational health concerns
  • If desired, participate in the CTEH Toxicology Emergency Response Program (TERP) program that responds to Hazardous Materials Emergencies across the United States
  • Perform other duties as assigned
Desired Qualifications
  • Familiarity with data visualization software, such as Tableau (preferred)
  • Participation in the CTEH Toxicology Emergency Response Program (TERP) (preferred)

CTEH provides emergency preparedness and response services for chemical and natural disasters. The company uses scientific data and field experts to help organizations assess risks, protect workers, and manage environmental safety during a crisis. Unlike general consulting firms, CTEH focuses on high-speed response and the application of hard science to provide actionable intelligence in real-time. Their goal is to help communities and businesses navigate their most difficult days by providing the technical expertise needed to regain safety and stability.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

North Little Rock, Arkansas

Founded

1997

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Simplify's Take

What believers are saying

  • Montrose acquisition in 2020 expands resources and services.
  • Chicago office launch broadens Midwest market reach.
  • OSRL partnership enhances global oil spill response capabilities.

What critics are saying

  • Montrose financial distress disrupts CTEH operations within 12 months.
  • EPA regulations tighten toxicology reporting in 6 months.
  • Competitors like Jacobs erode emergency contracts in 12 months.

What makes CTEH unique

  • CTEH specializes in toxicology and emergency response since 1997.
  • Science-driven services protect workers, communities, and environments.
  • Crisis-tested experts provide data analytics and incident management.

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Benefits

Flexible Work Hours

Relocation Assistance

Company News

CTEH
Jul 9th, 2025
Expanding Midwest Reach: CTEH Launches Chicago Office

CTEH recently announced the opening of its newest regional office in Chicago, located in the Regent O'Hare Industrial Center in Elk Grove Village.

CTEH
May 16th, 2025
CTEH Promotes Landon Lee to Director of Finance and Assistant Controller

CTEH promotes Landon Lee to director of finance and assistant controller.

CTEH
Feb 5th, 2025
CTEH Promotes Chase Selby to President

NORTH LITTLE ROCK, Ark. (February 5,2025) - CTEH, LLC, announced the promotion of Chase Selby to president.

Arkansas Democrat-Gazette
Jul 30th, 2023
Business people

CTEH, LLC, has added Christa López, Ph.D., CEM, to its Climate Resiliency and Disaster Recovery practice as a senior advisor.

Arkansas Money & Politics
Apr 27th, 2023
CTEH Hires Senior Toxicologist, Promotes Four to Senior Roles

Michael McCoy joins CTEH as a senior toxicologist.

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