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Executive Director, Toxicology

Job in Alameda, Alameda County, California, 94501, USA
Listing for: Exelixis Inc
Full Time position
Listed on 2026-09-25
Job specializations:
  • Research/Development
    Regulatory Compliance Specialist, Pharmaceutical Science/ Research, Clinical Research
Salary/Wage Range or Industry Benchmark: 285000 - 405500 USD Yearly USD 285000.00 405500.00 YEAR
Job Description & How to Apply Below

SUMMARY/JOB PURPOSE

The Executive Director, Toxicology leads a team of toxicologists who develop and implement nonclinical safety strategies for small and large molecule programs in an inter-departmental, project team-based structure. Establish and maintain the vision, strategy, scientific standards and operating model for the Toxicology function to support organizational objectives and portfolio growth.

ESSENTIAL DUTIES/RESPONSIBILITIES

Lead Toxicology strategy for small molecule and biotherapeutic programs from discovery through registration.

Define integrated nonclinical safety, safety pharmacology, toxicokinetic, pharmacokinetic, and drug metabolism strategies that support candidate selection, IND-enabling activities, clinical development, and global regulatory submissions.

Oversee the design, conduct, monitoring, interpretation and reporting of GLP and non-GLP toxicology, safety pharmacology and investigative toxicology studies conducted internally or through CROs.

Represent Toxicology on project teams, governance forums, regulatory meetings and development partner interactions; communicate scientific rationale, risk assessments and recommendations to senior leadership.

Author, review and defend nonclinical pharmacology, toxicology and safety sections of regulatory documents, including pre-IND packages, INDs, CTAs, IBs, NDAs, BLAs and global marketing applications.

Partner with Discovery, Clinical Pharmacology, Translational Sciences, Pathology, Regulatory Affairs, Clinical Development, CMC, Quality Assurance, CROs, and external collaborators to drive integrated development plans and risk-based decision-making.

Manage CRO and external partner relationships to ensure study quality, compliance, timelines, budgets, data integrity and timely delivery of nonclinical outputs.

Identify and resolve nonclinical safety issues that may affect program progression; develop de-risking strategies and recommendations based on scientific, regulatory and portfolio considerations.

Develop resource plans, budget forecasts, organizational capabilities and scalable processes to support current and future portfolio needs.

Drive external scientific visibility through appropriate publications, presentations, partnerships and participation in relevant scientific forums.

Build organizational capability through succession planning, leadership development, talent assessment and creation of a high-performing scientific culture.

Performs other duties as assigned. Complies with all policies and standards.

SUPERVISORY RESPONSIBILITIES

Attracts, hires, retains and develops high-performing scientists and scientific leaders; fosters an innovative, science-driven work environment; establishes measurable objectives and provides ongoing coaching, feedback and performance management.

Leads, trains and mentors staff to develop and expand their expertise and encourages them to create innovative solutions that will increase scientific knowledge and technical capabilities.

Identifies resources and capabilities required to support current and future portfolio needs; deploys staff according to portfolio priorities, resource availability and business objectives; manages group goals, timelines and budgets.

EDUCATION/EXPERIENCE/KNOWLEDGE/SKILLS & ABILITIES

Education PhD in Toxicology, Pharmacology, Pathology, DVM or related discipline and a minimum of 15 years of relevant experience; or, Equivalent combination of education and experience.
DABT or equivalent board certification preferred.

Experience Extensive experience leading toxicology, nonclinical safety and safety pharmacology activities in a regulated biotechnology or pharmaceutical environment. Experience supporting discovery, IND-enabling, clinical development, and global regulatory…

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