Microfluidics Engineer at CellFE
Alameda, CA, US

CellFE is a venture-backed company with a mission to make advanced therapies accessible to all by transforming the way gene therapies are manufactured. The company uses a microfluidics-based cell engineering platform that can be adapted universally to enable low-cost, high-yield manufacturing of gene therapies at scale. Our values guide our work: There is a way, Pull together, and Hard work.

CellFE develops and utilizes proprietary microfluidic cell transfection technology for intracellular delivery of diverse genetic payloads to address the needs of contract manufacturers and pharmaceutical companies that specialize in ex-vivo cell therapy.

Position summary: We are seeking a highly motivated microfluidics engineer, who thrives in a fast-paced R&D environment, thinks out-of-box and equally revels in autonomy and teamwork. The Microfluidics Engineer is responsible for leading the research efforts towards the fundamental microfluidics and biomechanical knowledge of cell transfection technology developed by CellFE. The Microfluidics Engineer will collaborate with the Science Team in the development of products (microfluidic consumables) and reports to the Head of Engineering. To be successful in this role, individuals must be driven to innovate, have an extensive experience with fluid mechanics and biofluidic, outstanding experimental design skill, understanding of the fundamental microfluidic processes of CellFE's system, and be a team player.

Preferred expertise:

  • Fluid mechanics
  • Biofluidic
  • Mass transport
  • Microfluidics
  • Advanced imaging: high speed imaging, confocal/fluorescence microscopy, SEM
  • MEMS, soft lithography
  • Surface chemistry

Key responsibilities:

  • Design, fabricate, and characterize microfluidic devices
  • Prototyping, experimental fixture design and assembly
  • Perform experiments and downstream analyses such as flow cytometry and live/dead assay
  • Manage multiple projects and prioritize effectively
  • Cost reduction effort toward overall product design
  • Work with Product development team to improve manufacturability of advanced consumables
  • As part of the team, help to improve and optimize a microfluidics based consumable device


  • PhD in mechanical engineering, physics, bioengineering, biomedical engineering, or related filed preferred
  • Demonstrated strong record of engineering success (peer-reviewed publications, patents, completed projects, and so on)
  • Ability to collaborate with interdisciplinary teams with a clear vision and plan
  • Ability to work effectively under a fast-paced and constantly evolving environment


  • Passionate about CellFE's vision, mission, values
  • Strong organizational, planning, and follow-up skills
  • Strong interpersonal communication (written and verbal)
  • Effective problem-solving skills; results-oriented
  • Outstanding attention to details
  • Creative and innovative thinker

The statements above are intended to describe the general nature and level of work performed. It is not intended to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job.

CellFE is an equal opportunity employer