Mass Spectrometry Scientist – Biologics & LC‑MS (GMP)

Omeros Corporation; Seattle (WA); On-site; USD 105,000 - 130,000; Full time

Benefits offered by this job

Medical, dental, vision, and life insurance

401(k) plan with company match

Three weeks of vacation and twelve paid holidays

Job summary

Omeros Corporation in Seattle is seeking a Scientist, Analytical Sciences to lead mass spectrometry activities within a dynamic team. This role involves developing and overseeing analytical methods to ensure product quality for clinical and commercial biopharmaceuticals.

The ideal candidate will possess a PhD in a relevant field and extensive experience in both mass spectrometry and liquid chromatography, driving improvements in analytical method performance while complying with regulatory standards.

Qualifications

• PhD in Analytical Chemistry, Pharmaceutical Sciences, or related scientific field.
• Strong hands‑on expertise with HPLC/UPLC and MS instrumentation.
• Experience supporting GMP release and stability testing for biologic products.

Responsibilities

• Develop, execute, and manage analytical testing methods for CMC and commercial products.
• Author and review technical reports and regulatory filings.
• Perform in‑process and stability testing of clinical products.

Skills

HPLC/UPLC expertise

Mass spectrometry (MS)

Analytical methodology

Protein characterization

Education

PhD in Analytical Chemistry or related field

BS with 10+ years or MS with 8+ years of analytical sciences experience

Tools

LC-MS instrumentation

BioPharma software

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Job description

Omeros Corporation in Seattle is seeking a Scientist, Analytical Sciences to lead mass spectrometry activities within a dynamic team. This role involves developing and overseeing analytical methods to ensure product quality for clinical and commercial biopharmaceuticals.

The ideal candidate will possess a PhD in a relevant field and extensive experience in both mass spectrometry and liquid chromatography, driving improvements in analytical method performance while complying with regulatory standards.