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Principal / Senior Principal Scientist- Investigative Toxicology

South San Francisco💼 Full-time💰 $141,500–$141,500🗓 2026-09-21 → 2026-09-25

Core

Drive strategy, development, and implementation of predictive and mechanistic safety capabilities for Neuroscience and Cardiovascular, Renal, and Metabolic (CVRM) therapeutic portfolios.

Role type

Principal / Senior Principal Scientist (Investigative Toxicology)

Builds

Preclinical safety roadmaps for emerging modalities (biologics, gene therapies, cell therapies) and New Approach Methodologies (NAMs)

Domain

Pharmaceutical R&D / Investigative Toxicology / Neuroscience & CVRM

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

mechanistic safety assessment, cellular pathways, organ-level physiology, advanced in vitro models, microphysiological systems (MPS), iPSC technologies, high-content phenotypic assays, multi-omics/transcriptomics, statistical analysis, data visualization

Preferred skills

experience with emerging therapeutic modalities, collaboration with computational biologists, external scientific representation

Technologies

GraphPad Prism, Spotfire, JMP, R, Python

Responsibilities

Serve as primary subject matter expert on discovery and early development project teams; Establish and execute hypothesis-driven preclinical safety roadmaps for novel modalities; Drive strategic identification and validation of next-generation safety assessment capabilities; Partner with predictive toxicology groups to implement human-relevant cellular systems; Represent the group in external industry, academic, and regulatory consortia

Seniority

Principal / Senior Principal, hands-on IC with strategic leadership

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