13 Jan, 2021

Principal/Senior Scientist, Viral Based Gene Therapeutic Process Development

  • Merck
  • Carlsbad, CA, USA
Process Engineer   Biochemicals / Pharmaceuticals

Job Description

Your role:

MilliporeSigma is seeking a highly motivated and creative individual to be a part of a cutting-edge gene therapy process development team. As part of a dynamic organization and global leader in life sciences, the successful candidate will work as a Process Development team member to develop upstream and downstream viral vector processes, execute process characterization studies, support process validation, and execute analytical testing. You will also provide input for areas of innovation, new product development, and technical representation to advance the field of viral therapy.


  • Primary lead and scientific resource for a wide variety of internal and client-driven projects to develop cGMP compatible viral vector production processes. 
  • Responsible for understanding the scope of work, generating all related documentation, executing the studies, developing and executing analytical assays, analyzing results, and writing development reports. 
  • Interface with clients prior to initiating programs to provide technical guidance, as well as throughout the project to provide updates and troubleshooting when needed.
  • Support technical process transfers internally and from 3rd party sites.
  • Serve as technical subject matter expert with Business Development and Contracting to generate the scope of work for new projects as well as provide projected costing. 
  • Work cross-functionally with the Tech Transfer and Manufacturing teams to facilitate the transfer of the processes from Process Development into GMP Manufacturing.
  • Support Process Characterization and Process Validation studies.
  • Provide technical support during client and regulatory agency site audits as needed.
  • Communicate effectively with Technical Operations Leadership team, internal and external network partners and the Product Teams.


Who you are:


Basic Qualifications:

  • Bachelor of Science in Biology, Biochemistry, Chemistry, Chemical Engineering, or other Life Sciences with 15+ years of Biotech, Pharma, Medical Device or Manufacturing work experience


  • Master’s Degree in Biology, Biochemistry, Chemistry, Chemical Engineering, or other Life Sciences with 10+ years of Biotech, Pharma, Medical Device or Manufacturing work experience



  • PhD in Biology, Biochemistry, Chemistry, Chemical Engineering, or other Life Sciences with 7+ years of Biotech, Pharma, Medical Device or Manufacturing work experience
  • 7+ years hands-on experience in Upstream OR Downstream Bioprocessing unit operations and development of analytical assays
  • 7+ years in cGMP manufacturing and Quality Systems within an FDA regulated environment


Preferred Qualifications:

  • Experience with viral vector production at the research and pilot scale, mammalian cell culture processes (adherent and in bioreactors), and single-use systems
  • Analytical assay experience (ddPCR, ELISA, FACS, HPLC, SDS PAGE)
  • Experience with downstream unit operations (clarification, tangential flow filtration, and chromatography)
  • Ability to exercise significant judgment when analyzing complex projects and demonstrate a high level of scientific achievement and understanding
  • Experience with JMP or similar software for experimental design and analysis
  • Innovative approach to problem-solving and integrated view of business/scientific issues
  • Ability to promote a culture of continuous improvement within Process Development; act as champion on initiatives and/or projects to drive improvement in client service
  • Ability to lead by example, offer scientific coaching and mentoring to other staff members (training and scientific support for ongoing projects)


Job Requisition ID:  209806
Location:  Carlsbad
Career Level:  D - Professional (4-9 years)
Working time model:  full-time

Careers during Covid-19
Thank you for visiting our careers website, we are always looking for curious minds to join our teams. We understand how much the world is being impacted by the Covid-19 crisis and we want to assure you that your safety is very important to us. To ensure that everyone’s health is protected, instead of a standard face-to-face interview, it is likely that you will be offered alternative digital interview options.

US Disclosure
The Company is an Equal Employment Opportunity employer. No employee or applicant for employment will be discriminated against on the basis of race, color, religion, age, sex, sexual orientation, national origin, ancestry, disability, military or veteran status, genetic information, gender identity, transgender status, marital status, or any other classification protected by applicable federal, state, or local law.  This policy of Equal Employment Opportunity applies to all policies and programs relating to recruitment and hiring, promotion, compensation, benefits, discipline, termination, and all other terms and conditions of employment. Any applicant or employee who believes they have been discriminated against by the Company or anyone acting on behalf of the Company must report any concerns to their Human Resources Business Partner, Legal, or Compliance immediately. The Company will not retaliate against any individual because they made a good faith report of discrimination.

North America Disclosure
The Company is committed to accessibility in its workplaces, including during the job application process. Applicants who may require accommodation during the application process should speak with our HR Services team at 855 444 5678 from 8:00am to 5:30pm ET Monday through Friday.

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