Senior Research Associate II - Analytical Sciences (...

Senior Research Associate II Analytical Sciences (Separations & Biophysical Assays) Location: Novato, CA (Onsite 5 days/week) Duration: 9-month assignment with potential to extend or convert Pay: up to $45/hour Our client is seeking a Senior Research Associate II to join the Analytical Sciences team, supporting the development of biologic therapeutics for clinical advancement and potential commercialization. This laboratory-based role focuses on analytical method development and characterization of biologics, working closely with cross-functional partners across research and process development teams. Key Responsibilities Perform analytical method development, qualification, and characterization for biologics including proteins, peptides, and protein-conjugates. Conduct biophysical and biochemical assays using techniques such as HPLC and Capillary Electrophoresis (CE). Provide analytical testing and characterization support to Upstream/Downstream Process Development, Formulation, and Research teams. Document experimental work in electronic lab notebooks and contribute to technical documentation including test methods, reports, and procedures. Troubleshoot analytical challenges and contribute to continuous method improvement. Support laboratory operations including equipment maintenance, safety inspections, and lab organization. Present experimental data and findings in team meetings and technical discussions. Required Qualifications Hands-on experience in biotechnology, pharmaceutical, or academic laboratories supporting analytical testing of biologics. Experience with biochemical characterization techniques, including: SEC, SCX, and RP-HPLC (Agilent, Waters, or Thermo systems) Capillary Electrophoresis (PA800 or BioPhase 8800) including CE-SDS and glycan analysis Strong understanding of analytical method development and troubleshooting. Excellent documentation, analytical, and communication skills. Ability to work independently and collaboratively in a fast-paced, cross-functional environment. Preferred Qualifications Experience with cIEF (Maurice) instrumentation. LC-MS method development experience (Orbitrap, QToF, or QQQ). Experience with method qualification, transfer, and root cause investigations. Exposure to biopharmaceutical process development or laboratory automation. Education & Experience Bachelor's degree in Chemistry, Biochemistry, Analytical Chemistry, Chemical Engineering, or related field with 6+ years of relevant experience OR Master's degree with 4+ years of relevant experience Work Environment This role is fully onsite in Novato, CA (5 days per week) and primarily laboratory-based, with occasional evening or weekend work required.

Created: 2026-04-03