Senior Research Associate

Cabaletta Bio, Inc.; Philadelphia (Philadelphia County); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Competitive benefits

PTO

Stock option plans

Job summary

Scorpion Therapeutics in Philadelphia is seeking a Research Associate/Sr. Research Associate to perform cell-based and in vitro/ex vivo assays to support discovery and development of novel therapeutics, and to generate and maintain cell lines.

The role emphasizes aseptic techniques, mammalian cell culture, documentation, and independence, with opportunities to work on cutting-edge immunology and cell therapy projects in a growing biotech environment.

Qualifications

• Aseptic techniques and human tissue handling.
• Mammalian cell husbandry, media prep, and cell bank management.

Responsibilities

• Maintain and expand, bank, and manage cell lines (including primary cells).
• Generate cell lines using lentivirus technology for suspension cell lines.
• Perform cytotoxicity and other cell-based assays.
• Perform IND-enabling assays per SOPs with proper documentation.
• Perform lab tasks per cGLP and lab safety policies/SOPs.
• Maintain accurate records and electronic laboratory notebook.
• Contribute to process improvements and implementation of new technologies.
• Perform flow cytometry assays.

Skills

Aseptic techniques

Human tissue handling

Mammalian cell culture

Attention to detail

Independent work

Education

MS in Biology/Bioengineering (or related)

BS in related field

Job description

About The Position:

Reporting to Senior Scientist, Cellular Immunology, Preclinical Research, the Research Associate/Sr. Research Associate will perform cell-based and in vitro/ex vivo assays to support discovery and development of novel therapeutics. Will also generate and maintain cell lines to support new cellular immunology assays. Potential impact in molecular biology, immunology, and cell therapy development.

Responsibilities:

• Maintain and expand, bank, and manage cell lines (including primary cells)
• Generate cell lines using lentivirus technology for suspension cell lines
• Perform cytotoxicity and other cell-based assays
• Perform IND-enabling assays per SOPs with proper documentation
• Perform lab tasks per cGLP and lab safety policies/SOPs
• Maintain accurate records and electronic laboratory notebook
• Contribute to process improvements and implementation of new technologies
• Perform flow cytometry assays

Required Qualifications:

• MS in Biology/Bioengineering (or related) with 0–3 years; or BS with 2–4+ years in biotech
• Aseptic techniques and human tissue handling
• Mammalian cell husbandry expertise; media preparation; generating/managing cell banks
• Flexibility to learn new techniques
• Highly organized; excellent attention to detail; work independently with training
• Clear written communication; strong record-keeping

Preferred Qualifications:

• Experience with primary cells and iPSC-derived cell culture
• Team orientation and continuous self-development
• Industry/startup experience; good documentation practices
• Flow cytometry experience (plus)
• Desire to join a growing organization using cutting‑edge science

Benefits:

• Competitive benefits, PTO, and stock option plans