Associate Principal Scientist, Biologics Process R&D

Job Description

Position Summary

We are seeking a highly motivated and experienced Associate Principal Scientist to join our Cell Line Development group.

The successful candidate will also provide scientific and technical leadership for late-stage biologics programs with a focus on cell line development and cell banking-related regulatory strategy filing authoring and health authority response support. The ideal candidate will have strong hands-on and strategic experience with mammalian cell line development late-stage CMC program support regulatory filing authoring and limit of in vitro cell age (LIVCA) studies.

The candidate will be responsible for ensuring that cell line development and cell bank characterization data packages are scientifically sound and suitable to support global regulatory submissions. This role will serve as a key interface between Cell Line Development Regulatory CMC and cross-functional CMC program teams.

Key Responsibilities

• Lead and support cell line development and cell bank characterization activities for late-stage biologics programs.

• Design and execute pre-LIVCA studies coordinate LIVCA campaigns and generate genetic stability data package to support establishment of control strategy for commercial manufacturing process. Partner with Upstream Downstream Analytical and Manufacturing teams.

• Author review and provide technical input for CLD-related sections of regulatory submissions including IND IMPD BLA and MAA submissions and responses to global regulatory agencies.

• Serve as the CLD representative on cross-functional CMC teams and partner closely with Regulatory CMC to develop scientifically robust filing strategies.

• Support responses to health authority questions (RTQs) related to cell line development cell banking clonality genetic stability LIVCA and related control strategy topics.

• Author technical reports source documents risk assessments and knowledge management content related to cell line development. Support digitization efforts to streamline authoring and report writing.

• Maintain awareness of relevant regulatory expectations industry practices and scientific developments related to cell line development cell bank characterization and LIVCA.

Required Qualifications

• Ph.D. in Biology Cell Biology Molecular Biology Biochemistry Biotechnology Chemical/Biochemical Engineering or a related discipline with 4 years of industry experience; or Masters degree with 8 years of industry experience.

• Strong experience in mammalian cell line development preferably using CHO-based expression systems for therapeutic proteins or monoclonal antibodies.

• Working knowledge of ICH guidelines and regulatory expectations relevant to biotechnology-derived products cell substrates cell banking and genetic stability.

• Demonstrated experience supporting late-stage biologics programs including pre-LIVCA studies to generate both phenotypic and genotypic stability data packages.

• Experience authoring CLD-related regulatory submissions and supporting responses to health authority questions in collaboration with Regulatory CMC teams and cross-functional CMC development teams.

• Strong scientific writing and communication skills with the ability to develop clear accurate and well-structured technical and regulatory documents.

• Strong understanding of cell line history clone selection clonality cell substrate characterization cell bank generation & testing genetic stability and LIVCA.

• Ability to work independently manage multiple priorities and influence cross-functional teams effectively.

Preferred Qualifications

• Experience supporting global regulatory submissions across major markets including the United States Europe Japan and China.

• Experience in upstream commercial process development for biologics programs.

• Hands-on experience with cell line genetic characterization techniques including RNAseq PCR Southern and Northern blotting.

• Experience preparing technical source documents regulatory summaries RTQs and agency briefing materials.

• Experience across early and late-stage biologics development with an ability to connect CLD decisions into long-term regulatory and commercial strategy.

Required Skills:

Preferred Skills:

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The salary range for this role is

This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employees position within the salary range will be based on several factors including but not limited to relevant education qualifications certifications experience skills geographic location government requirements and business or organizational needs.

The successful candidate will be eligible for annual bonus and long-term incentive if applicable.

We offer a comprehensive package of benefits. Available benefits include medical dental vision healthcare and other insurance benefits (for employee and family) retirement benefits including 401(k) paid holidays vacation and compassionate and sick days. More information about benefits is available at can apply for this role through (or via the Workday Jobs Hub if you are a current employee). The application deadline for this position is stated on this posting.

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Los Angeles Residents Only:We will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of applicable state and local laws including the City of Los Angeles Fair Chance Initiative for Hiring Ordinance

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