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Process Development Cell Gene Therapy Jobs in California

PBS Biotech Inc

Senior Scientist

Moorpark, CA · On-site

$131K - $168K/yr

With a fully equipped in-house laboratory, we also provide world-class contract services for manufacturing process development with leading expertise in various cell and gene therapy product types.

PBS Biotech

Research Associate

Camarillo, CA · On-site

With a fully equipped in-house R&D laboratory, we also provide world-class contract services for manufacturing process development with leading expertise in various cell and gene therapy product ...

PBS Biotech

Research Associate

Camarillo, CA · On-site

With a fully equipped in-house R&D laboratory, we also provide world-class contract services for manufacturing process development with leading expertise in various cell and gene therapy product ...

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All JobsProcess Development Cell Gene Therapy JobsProcess Development Cell Gene Therapy Jobs in California

Process Development Cell Gene Therapy information

What is the difference between Process Development Cell Gene Therapy vs Process Development Associate?

AspectProcess Development Cell Gene TherapyProcess Development Associate
CredentialsBachelor's/Master's in Biotechnology, Molecular Biology, or related fields; experience in cell therapy preferredBachelor's/Master's in Life Sciences; entry-level to mid-level experience in bioprocessing
Work EnvironmentLaboratories focused on cell therapy manufacturing, GMP facilitiesBiotech or pharmaceutical labs, manufacturing support roles
Industry UsagePrimarily in cell and gene therapy companies, biotech firmsBroadly in biotech, pharma, and contract manufacturing organizations

The Process Development Cell Gene Therapy role specializes in developing and optimizing processes for cell-based gene therapies, often requiring specific expertise in cell culture and GMP compliance. In contrast, the Process Development Associate has a broader scope, supporting various bioprocessing activities across different products. Both roles require strong laboratory skills, but the Cell Gene Therapy position emphasizes specialized knowledge in cell therapy manufacturing.

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Infographic showing various Process Development Cell Gene Therapy job openings in California as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.

Associate Scientist, Process Development (I,II,III)

Cellares

South San Francisco, CA • On-site

$90 - $210/hr

Other

Medical, Dental, Vision, Retirement

Re-posted 9 days ago

Job description

Position Summary

Cellares is seeking an innovative and highly motivated Associate Scientist to join the Process Development team. This individual will interface across many parts of the company and contribute significantly to the development of our advanced cell therapy manufacturing platform.

The primary focus of this position is to design and execute experiments, as well as develop standard operating procedures and processes for the Cellares platform. The ideal candidate will be well‑versed in process development techniques and methodologies, technology transfer, method scale‑up and troubleshooting, as well as engineering principles and tools.

The successful candidate should enjoy working in a fast‑paced, mission‑driven environment, and be prepared to tackle a broad selection of challenges as the company grows.

Responsibilities
  • Provide hands‑on support to small‑scale and scale‑up experiments and overall development of the Cellares advanced cell therapy manufacturing platform
  • Interpret and adapt a cell therapy manufacturing process from a client to the Cellares platform; design and execute experiments related to workflow development and scale‑up
  • Develop process diagrams and flowcharts for novel and existing processes
  • Create project plans, timelines, and reports to inform project execution; address blockers and challenges during execution
  • Perform primary cell line maintenance and leukopak processing, including isolation, activation, gene modification, expansion and cryopreservation
  • Draft and review work instructions, standard operating procedures, test plans, and reports
  • Generate and review process documentation including but not limited to Manufacturing Batch Records and Bill of Materials (BOM)
  • Analyze and interpret process data, prepare presentations and present technical results
  • Identify and investigate process deviations and non‑conformances, document findings and implement effective corrective and preventive actions
Requirements
  • BS or MS in Bioengineering, Chemical Engineering, Biology, Biochemistry, or related field with 4-10 years of process development experience in the cell and gene therapy field
  • Experience in aseptic technique and primary immune cell culture
  • Extensive experience using and troubleshooting semi‑automated instruments and laboratory information management systems
  • Strong problem‑solving skills and attention to detail
  • Strong technical writing skills and experience authoring SOPs and reports
  • Familiarity with cell therapy analytical testing methods, such as flow cytometry and cell‑based assays is preferred
  • Creative, self‑motivated, eager to take on a wide variety of tasks and grow with evolving technology
  • Self‑awareness, integrity, authenticity, and a growth mindset

Salary range: $90,000 - $210,000 per year.

Compensation package includes competitive base salary, highly subsidised medical, dental and vision plans, 401(k) matching, free EV charging, onsite lunches, and stock options. All displayed pay ranges are approximate, negotiable and location dependent.

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About Cellares

Sourced by ZipRecruiter

Industry

Pharmaceutical and medicine manufacturing

Company size

11 - 50 Employees

Headquarters location

South San Francisco, CA, US

Year founded

2019

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