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Scientist I, Histology

Arrowhead Pharmaceuticals
August 27, 2026
Full-time
On-site
San Diego, CA
Clinical Research and Development
Role: Scientist I supporting preclinical histology in a biopharma setting, aiding drug development programs through tissue sample processing, staining, and analysis. Responsibilities: plan and execute tissue collection, embedding, sectioning, and histologic/immunohistochemical assays; coordinate specimen handling and documentation; perform microscopy, imaging, and data summarization; ensure quality control and safety compliance; maintain equipment and reagents. Requirements: Bachelor's in Biology or related field with 8+ years (or Master's with 5+ years) laboratory experience; proficiency with microtomes, cryostats, automated stainers, microscopes; extensive experience in IHC/IF, assay validation, troubleshooting; strong project management and communication skills; advanced computer skills. Preferred: Histotechnology certification (HT/HTL), experience with RNAscope/miRNAscope, multiplex IHC/IF, LIMS/ELN familiarity, digital pathology. HighValue: focus on preclinical tissue analysis, on-site in San Diego, no specified travel.