Our mission is to detect cancer early, when it can be cured. We are working to change the trajectory of cancer mortality and bring stakeholders together to adopt innovative, safe, and effective technologies that can transform cancer care.

We are a healthcare company, pioneering new technologies to advance early cancer detection. We have built a multi-disciplinary organization of scientists, engineers, and physicians and we are using the power of next-generation sequencing (NGS), population-scale clinical studies, and state-of-the-art computer science and data science to overcome one of medicine’s greatest challenges.

GRAIL is headquartered in the bay area of California, with locations in Washington, D.C., North Carolina, and the United Kingdom. It is supported by leading global investors and pharmaceutical, technology, and healthcare companies.

For more information, please visit grail.com

The Senior Scientist, Technical Operations is responsible for supporting sustaining operations and introducing new assays and diagnostic products into GRAIL’s high‑throughput, regulated laboratory environment. This individual contributor partners closely with MSAT, Assay Development, Engineering Operations, and the Clinical Lab to lead process integration, improvement, monitoring, and troubleshooting. The ideal candidate brings deep expertise across the end‑to‑end laboratory workflow—from pre‑analytical through post‑analytical—strong process optimization experience, and a thorough understanding of clinical laboratory regulatory frameworks.

This position is onsite full-time, with 5 days per week at our facility. Additionally, the role requires participation in a rotating schedule for weekend and holiday coverage (when applicable), as part of ensuring continuous support for critical laboratory operations.