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Senior Risk Assessment Toxicologist Jobs in California

Cathay Bank

Risk Appetite & Assessment Analyst

El Monte, CA · On-site

$84K - $90K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

... The Risk Appetite & Assessment Analyst supports the development, execution, and continuous ... Prepare recurring and ad hoc ERM reports, dashboards, and presentations for senior management and ...

Flexton Inc.

Senior Risk Manager

Berkeley, CA · On-site

Identify, assess, and monitor risks across technical, cost, schedule, procurement, operational, organizational, and external areas , including risk interdependencies and opportunities. * Perform and ...

WSP

Senior Risk Manager

San Francisco, CA · On-site

$174K - $213K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This Opportunity WSP is seeking a Senior Risk Manager to join our Project Controls group in San ... Prepare economic risk assessments, forecasts, and scenario analyses to support project managers ...

HUB

Senior Risk Consultant

Culver City, CA · On-site

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As a Senior Risk Consultant based in the Los Angeles/Orange County area, you will be the primary ... Lead comprehensive risk assessments and audits across manufacturing, construction, distribution ...

WSP

Senior Risk Manager

San Francisco, CA

$174K - $213K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This Opportunity WSP is seeking a Senior Risk Manager to join our Project Controls group in San ... Prepare economic risk assessments, forecasts, and scenario analyses to support project managers ...

Travis Credit Union

Sr. Risk Analyst

Vacaville, CA · On-site

$98K - $121K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Provides detailed risk assessments and recommendations to mitigate potential threats. * Builds ... Senior Risk Analyst - Grade15/Exempt/$82,680.00 - $102,128.00 annually * * Reports directly to ...

Exponent Inc.

Principal Toxicologist (Ph.D.)

Oakland, CA · On-site

  • Retirement

... Toxicologist position in our Health SciencesPractice . This position is open to all U.S. office ... risk assessment, and risk communication involving a wide range of products and chemicals. This ...

HUB

Senior Risk Consultant

Riverside, CA · On-site

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As a Senior Risk Consultant based in the Los Angeles/Orange County area, you will be the primary ... Lead comprehensive risk assessments and audits across manufacturing, construction, distribution ...

HUB

Senior Risk Consultant

Newport Beach, CA · On-site

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As a Senior Risk Consultant based in the Los Angeles/Orange County area, you will be the primary ... Lead comprehensive risk assessments and audits across manufacturing, construction, distribution ...

Exponent Inc.

Principal Toxicologist (Ph.D.)

Oakland, CA · On-site

$200K - $300K/yr

  • Retirement

... Toxicologist position in our Health Sciences Practice . This position is open to all U.S. office ... risk assessment, and risk communication involving a wide range of products and chemicals. This ...

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Senior Risk Assessment Toxicologist information

What are the key skills and qualifications needed to thrive as a senior risk assessment toxicologist?

To thrive as a Senior Risk Assessment Toxicologist, you need advanced expertise in toxicology, risk assessment methodologies, and regulatory compliance, typically supported by a graduate degree in toxicology or a related field. Familiarity with modeling software, statistical analysis tools, and regulatory databases such as EPA's IRIS is essential. Strong analytical thinking, clear scientific communication, and leadership abilities set top professionals apart in this field. These competencies ensure accurate risk evaluations, regulatory compliance, and effective communication of complex findings to stakeholders.

What are some of the most common challenges senior risk assessment toxicologists face when evaluating new substances?

Senior Risk Assessment Toxicologists often encounter challenges related to limited or incomplete data on new substances, which requires them to make informed decisions using modeling techniques or conservative assumptions. Additionally, they must stay current with evolving regulatory standards and scientific methodologies, ensuring all assessments meet stringent compliance requirements. Effective communication with cross-functional teams—such as regulatory affairs, product development, and legal departments—is also essential, as toxicologists must clearly explain complex scientific findings and their implications for product safety and regulatory approval.

What does a senior risk assessment toxicologist do?

A Senior Risk Assessment Toxicologist evaluates the potential health risks associated with exposure to chemicals, biological agents, and other substances. They analyze scientific data, conduct risk assessments, and help develop guidelines or regulations to protect public health and the environment. Their work involves collaborating with regulatory agencies, reviewing toxicological studies, and communicating findings to stakeholders. Senior professionals in this role often lead teams and provide expert guidance on complex risk assessment projects.

What is the difference between Senior Risk Assessment Toxicologist vs Risk Assessment Toxicologist?

AspectSenior Risk Assessment ToxicologistRisk Assessment Toxicologist
CredentialsBachelor's or Master’s in Toxicology, Environmental Science, or related field; often with 5+ years experienceBachelor's or Master’s in Toxicology, Environmental Science, or related field; entry to mid-level experience
Work EnvironmentResearch labs, regulatory agencies, or industry settings; involved in complex assessmentsResearch labs, regulatory agencies, or industry; focused on data collection and initial risk evaluations
Employer & IndustryPharmaceutical, chemical, environmental firms, or government agenciesSimilar industries, often as entry or mid-level roles within the same sectors

The main difference is experience level and responsibility. Senior Risk Assessment Toxicologists handle complex evaluations and lead projects, while Risk Assessment Toxicologists typically perform foundational assessments and data collection. Both roles require relevant credentials and work in similar environments, but the senior position involves greater expertise and leadership.

What are the most commonly searched types of Risk Assessment Toxicologist jobs in California?

The most popular types of Risk Assessment Toxicologist jobs in California are:

What cities in California are hiring for Senior Risk Assessment Toxicologist jobs?

Cities in California with the most Senior Risk Assessment Toxicologist job openings:

Senior Risk Assessment Toxicologist jobs near you
Infographic showing various Senior Risk Assessment Toxicologist job openings in California as of July 2026, with employment types broken down into 2% As Needed, 79% Full Time, 16% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.

Senior-level Human Health Risk Assessor/Toxicologist

GSI Environmental Inc.

Irvine, CA

$120K - $150K/yr

Full-time

Re-posted 7 days ago

Job description

GSI is seeking a Senior-level Human Health Risk Assessor or Toxicologist for our Irvine, CA or Emeryville, CA office. The ideal candidate will have 8 to 15 years of experience performing human health risk assessments in support of site characterization and remediation projects, including developing work scopes and budgets, managing internal staff and subcontractors, and communicating (written and oral) with clients and other stakeholders. In addition, the ideal candidate will possess strong leadership, communication, and team-building skills to support growth in our California offices.

Responsibilities:

  • Provide human health risk assessment and toxicological consulting services to internal and external clients in California.
  • Develop and implement technical approaches for data evaluation and reporting in support of site assessment and remediation projects, including Phase II Environmental Site Assessments, Preliminary Endangerment Assessments, Remedial Investigations, Remedial Action Plans, Vapor Intrusion Assessments, and Remedial Action Completion Reports.
  • Direct and perform risk evaluations, from small screening-level risk assessments to large, multi-pathway human health risk assessments.
  • Prepare written proposals, manage project budgets, and communicate with client and project stakeholders.
  • Provide technical training and support to junior staff to ensure field tasks are completed with precision and consistency.
  • Work directly with clients to identify specific project needs and communicate results.
  • Engage with regulatory oversight agencies to obtain approval for risk evaluations, selection of cleanup goals, and environmental case closure.

Qualifications:

  • 8 or more years of professional experience practicing human health risk assessment.
  • Bachelor’s Degree in chemistry, toxicology, public health or a related field; Master’s Degree or higher preferred.
  • Experience overseeing data compilation and validation, development of exposure point concentrations, fate and transport modeling, and preparation of forward human health risk assessments.
  • Familiarity with DTSC and RWQCB risk assessment guidance.
  • Must have excellent written and verbal communication skills, and the ability to work well independently and in multi-disciplinary teams.
  • Experience managing projects/tasks, including the preparation of proposals, cost tracking and maintaining budgets.
  • 40-hour OSHA HAZWOPER certification
  • Valid driver’s license and clear driving record
  • Ability to travel

Salary range: $120,000 - $150,000+/year.

Exact compensation may vary based on level of education and experience.

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