Research Associate/Associate Scientist, Analytical Development

Gaithersburg, MD
Jul 27, 2021
Required Education
Bachelors Degree
Position Type
Full time

Arcellx is a venture-backed, early-stage biotech company focused on the development of novel cell-based cancer therapies.  The company is located in Gaithersburg, Maryland and has assembled a team of biotechnology professionals with expertise in biologics discovery, characterization, and development.  Lead products will incorporate proprietary technologies that enhance tumor-specific killing by genetically engineered human immune cells.

Primary Objective:

The responsibilities of this role will be to execute analytical methods for the analysis of CAR T cells. The successful applicant will be involved in characterization of CAR T cells and will perform experiments to support new product development and IND-enabling activities. Candidate is also expected to write summary reports.

Main Accountabilities:

The main responsibilities will include but are not limited to:

  • Support analytical development of CAR T assays by designing, executing, and analyzing laboratory experiments.
  • Design multicolor panels for flow cytometry analysis of CAR T cells
  • Characterize CAR T cells by multicolor flow cytometry and assess their functions using cell-based assays.
  • Work closely with scientists to perform experiments to support Analytical development of CAR T cells in vitro.
  • Generate and collect data and communicate the results effectively to peers.
  • Writing and revising SOPs
  • Collaborate with other team members as needed to advance our immunology programs.
  • Attend and present data at laboratory team meetings.
  • Maintain accurate and detailed laboratory notebook and documentation.
  • Maintain a clean and safe laboratory environment.
  • Participate in management of laboratory equipment and supplies.

Preferred Qualifications:

  • Research Associate I/II: BS in Biology or Biology related discipline with 0-2 yrs of relevant experience or MS
  • Senior Research Associate: BS in Biology or Biology related discipline with 5+ yrs of relevant experience or MS with 3+ yrs relevant experience
  • Experience working in a laboratory environment.
  • Good understanding of mammalian cell culture and proficient in aseptic technique
  • Experience with Immunoassay (ELISA, cytokine production)
  • Experience with multicolor flow cytometry


  • Must have strong organizational skills and an ability to handle track and execute multiple priorities.
  • Highly motivated, with willingness to acquire new skills and ability to learn quickly.
  • Detail oriented, good documentation practices, technical writing and verbal communication skills
  • Possess problem solving and analytical skills and be an independent and creative thinker.
  • Ability to navigate and be successful in a fast-paced, highly matrixed work environment.
  • Interpersonal and leadership skills to work with teams in different functions and organizations.

Without exception, applicants must submit both a cover letter and resume to be considered for these positions and must have experience in one of the fields listed above.