Principal Associate Scientist, Bioanalytical Science
Xaira Therapeutics · South San Francisco, California, United States
Posted 17 days ago · $110,000 to $138,000
or apply directly on Xaira Therapeutics's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 17 days Xaira Therapeutics's roles stay open a median of 44 days
- Reposted
- No
- Salary listed
- Yes 100% of Xaira Therapeutics's roles list one
- Ghost-job risk at Xaira Therapeutics
- high 12 stale, 1 reposted of 24 open
- Hiring momentum
- 33 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Xaira Therapeutics's own greenhouse board since 2026-08-03. Full hiring picture for Xaira Therapeutics.
About this role
The Principal Associate Scientist in Bioanalytical Science at Xaira Therapeutics will focus on developing and executing ligand binding assays to support pharmacokinetic and pharmacodynamic studies. This hands-on role involves collaborating with cross-functional teams to generate high-quality data, maintaining accurate lab records, and presenting findings to internal and external stakeholders. The position is suited for someone with extensive experience in bioanalytical assay development and a passion for bench work in a fast-paced environment.
- benefits
- 2/5
- freshness
- 4/5
- career value
- 4/5
- role clarity
- 5/5
- pay transparency
- 5/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Xaira Therapeutics as an employer.
What you need
- B.S. or M.S. in Biochemistry, Immunology, Analytical Chemistry, or a related field
- 7+ years of relevant industry experience
- Strong hands-on experience with ligand binding assay platforms (ELISA, MSD/ECL)
- Proven experience executing flow cytometry-based assays
- Experience supporting PK/PD sample analysis across NHP and/or rodent species
- Ability to independently execute experiments and troubleshoot technical issues
What you get
- Competitive compensation and benefits package
- Base salary, bonus, and equity
- Open, flexible, and friendly work environment
Worth weighing
- Base pay range provided is $110,000 to $138,000, but may vary based on market and experience
- No specific details on additional benefits beyond compensation package mentioned
- Fast-paced environment may require adaptability and quick learning
Summarised from Xaira Therapeutics's posting. Read the full original.
Listed by Xaira Therapeutics on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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