Cell Line Development Research Associate II Bioprocessing

ATUM; Newark (CA); On-site; USD 80,000 - 110,000; Full time

Benefits offered by this job

Comprehensive health coverage

401(k) with Safe Harbor matching

PTO

Daily catered lunches

Job summary

ATUM in Newark, CA is seeking a Cell Line Development specialist to independently execute mammalian cell culture workflows under strict aseptic conditions. You will operate and maintain lab analyzers and bioreactors, manage inventory, and document SOPs.

Ideal candidates hold a Bachelor's in Biology or related field with 1–3 years of CLD experience, are detail-oriented, collaborative, and able to contribute to scale-up projects with cross-functional teams.

Qualifications

• Bachelor's degree in Biology, Bioengineering, Molecular Biology, or a related scientific discipline with 1-3 years of hands-on experience in Cell Line Development.
• Aseptic cell culture technique mastery, experience with suspension cell lines, and proficiency with CLD lab equipment.
• Hands-on experience operating automated micro-bioreactor systems (e.g., Ambr 15 / Ambr 250) or benchtop glass/disposable bioreactors (3L-10L).
• Ability to execute lab protocols independently, manage daily tasks, and analyze data with attention to detail.
• Strong communication and collaborative team mindset; meticulous record-keeping.

Responsibilities

• Cell Line Development Execution: Independently execute mammalian cell culture workflows using strict aseptic technique within a biosafety cabinet (BSC).
• Lab Instrumentation & Operations: Safely operate and maintain analytical suites, including Vi-CELL analyzers, NOVA analyzers, centrifuges, incubators, and liquid handlers.
• Sample & Inventory Management: Manage liquid nitrogen vial storage, inventory documentation, media preparation, and consumable supplies for the CLD laboratory.
• Data Analysis & SOPs: Conduct routine experiments, analyze data to verify quality standards, troubleshoot minor technical issues, and maintain accurate SOPs and lab records.
• Bioprocess Support : Assist with upstream high-throughput micro-bioreactors or benchtop vessels to support scale-up and process optimization.
• Collaboration: Be a good team player, partnering effectively with scientists and cross-functional teams to meet production timelines.

Skills

Aseptic cell culture

Suspension cell lines

CLD lab equipment

Micro-bioreactor systems (Ambr 15/Ambr

Education

Bachelor's degree in Biology/Bioengineering/Molecular Biology or related field

Tools

Ambr 15/Ambr 250

Benchtop bioreactors (3L-10L)

Centrifuges

Incubators

Job description

ATUM in Newark, CA is seeking a Cell Line Development specialist to independently execute mammalian cell culture workflows under strict aseptic conditions. You will operate and maintain lab analyzers and bioreactors, manage inventory, and document SOPs.

Ideal candidates hold a Bachelor's in Biology or related field with 1–3 years of CLD experience, are detail-oriented, collaborative, and able to contribute to scale-up projects with cross-functional teams.