Join Our Crew

Associate Scientist, Cellular Immunology

Philadelphia, PA

About the Position

Reporting to the Senior Scientist, Preclinical Research, we are seeking an experienced, motivated, detail-oriented, and highly skilled Associate Scientist to join our preclinical research team. Under scientific and technical supervision, the individual will perform various cell-based assays and other in vitro and ex vivo based assays to contribute to the discovery and development of novel therapeutics at Cabaletta. Additionally, the individual will be responsible for cell line generation and maintenance to assist in the development of novel cell-based assays for the Cellular Immunology team. The position allows for potential impact in additional areas within Cabaletta, including translational research and molecular biology, immunology, and cell therapy development.

Responsibilities Include

  • Perform cytotoxicity and flow cytometry assays.
  • Cell line generation using lentivirus technology for suspension cell lines.
  • Maintain and expand, bank, and manage various cell lines.
  • Manage multiple internal projects for Translational, Analytical, and Manufacturing Sciences, as well as involvement in collaborations with external vendors.
  • Actively contribute to process improvements and the implementation of new technologies.
  • Perform lab associated tasks in accordance with cGLP and Cabaletta Bio lab safety policies and SOPs.
  • Maintain accurate and well-organized records and electronic laboratory notebook.

Required Qualifications

  • MS degree in Biology or Bioengineering (or related field) with 2 + years of experience, or bachelor’s degree with 4+ years of experience in the biotechnology industry required. Ph.D. level candidates will be considered as well
  • General lab skills, including aseptic techniques and human tissue handling required
  • Prior experience with mammalian cell culture (aseptic techniques)
  • Significant lab experience and expertise in cell husbandry required, including maintaining cell culture, media preparation, generating and managing cell stocks and banking
  • Experience in primary cell and iPSC derived cell culture preferred
  • Must be highly organized and able to work independently
  • Must be able to clearly communicate in writing, must have a desire to be part of a growing organization that uses cutting-edge science
  • A high level of flexibility to support various other activities the ability to learn new techniques outside of existing field of expertise 
  • Strong team orientation and passion for continuous self-development
  • Experience in industry or in a startup industrial setting is preferred

Apply For This Job

How to Apply

Please click the link at the bottom of the posting to submit an application.


Our most important asset is our people and we offer competitive benefits including health and retirement, PTO, and stock option plans.

Equal Opportunity Employer

Cabaletta Bio is an equal opportunity employer. We do not discriminate on the basis of race, color, gender, gender identity, sexual orientation, age, religion, national or ethnic origin, disability, protected veteran status or any other basis protected by applicable law.