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Xaira Therapeutics

AI-powered protein design for therapeutics

Senior Scientist - High Throughput Biology

Translational Research & Bench BiologyConfirmed live in the last 24 hours
ContractSouth San Francisco, CA, USA$65 - $80 /hrIn-person

About the Job

Requirements

  • A Ph.D. in Immunology, Molecular Biology, Cell Biology, Biochemistry, Functional Genomics, or a related field, with 4+ years of postdoctoral or industry experience; candidates with fewer years are encouraged to apply, and the title may be adjusted accordingly.
  • Proficiency with molecular biology techniques, complex library construction, flow cytometry, and cell line engineering.
  • Experience with pooled screening and next-generation sequencing-based readouts, including library preparation and sequencing quality control.
  • Ability to troubleshoot complex experimental issues independently and guide others through them.
  • Strong data analysis capabilities, including proficiency with visualization and statistical software such as GraphPad Prism, R, or Python.
  • Written and verbal communication skills sufficient to present scientific findings clearly and concisely to diverse audiences.
  • Ability to work effectively across interdisciplinary teams and drive cross-functional projects.
  • Track record of scientific contributions, such as publications, patents, or internal technology development.

Responsibilities

  • Lead the design, implementation, and optimization of biochemical, molecular, and cell-based assays to support high-throughput screening platform development.
  • Scale high-throughput screening strategies for binder discovery in mammalian systems.
  • Evaluate and pilot emerging technologies and experimental workflows to strengthen discovery capabilities, and make recommendations on their adoption.
  • Develop and optimize automated workflows, ensuring data quality, reproducibility, and process efficiency.
  • Partner with drug discovery, computational biology, and AI-based protein design teams to analyze, interpret, and share insights from screening data.
  • Independently manage multiple projects, ensuring timely delivery of high-quality data and alignment with team goals.
  • Maintain accurate records of experiments, protocols, and findings, and contribute to internal and external scientific presentations.
  • Mentor junior scientists and stay current with relevant literature and emerging technologies in the field.

Desired Qualifications

  • Experience with high-throughput antibody display technologies, including yeast, phage, or mammalian display.
  • Familiarity with single-cell genomics workflows, such as single-cell RNA sequencing, barcoded assays, or multiplexed assays.

About the Company

Xaira Therapeutics

AI-powered protein design for therapeutics

Xaira Therapeutics uses artificial intelligence to transform drug discovery and development. It builds a pipeline of protein- and antibody-based therapeutics by combining generative AI models from the IPD lab (notably RFdiffusion and RFantibody) with large, multidimensional biological data. The company designs novel proteins and antibodies from scratch to target difficult, previously undruggable biology, then validates and evolves these molecules through iterative data generation that improves its biological foundation models. Unlike many entrants that offer research services, Xaira aims to own and advance its own therapeutic pipeline across multiple modalities, rather than solely providing platforms. The goal is to deliver effective new medicines faster and with a lower chance of failure by integrating AI-driven design, expansive data, and expert leadership.

Company size
201-500
Company stage
Late Stage VC
Total funding
$1B
Headquarters
South San Francisco, CA
Founded
2023

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