Sr. Manager, Analytical Development (Bioassay/Potency)


San Diego, CA, US, 92121

Those who join Emergent BioSolutions feel a sense of ownership about their future. You will excel in an environment characterized by respect, innovation and growth opportunities. Here, you will join passionate professionals who advance their scientific, technical and professional skills to develop products designed-to protect life.


Position Summary

Emergent BioSolutions is seeking a highly motivated Senior Manager to lead and manage our cell-based potency assay activities within the Vaccines Analytical Development team at our Company’s location in San Diego, CA. The candidate will lead the development and optimization of cell-based assays for the lot release and characterization of both adjuvanted and unadjuvanted vaccines for protection against viral and microbial diseases. The successful candidate will have hands-on experience with development and validation of in-vitro potency assays and familiarity with in vivo potency correlation studies.


Essential Functions

Reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions.


  • The qualified candidate will be responsible for leading and managing the development of phase-appropriate cell-based potency assay efforts to support our vaccine pipeline; responsibilities include development of new assay platforms and benchmarking current approaches/techniques to the industry standards to a degree ready to transfer to QC for late phase and commercial programs.
  • The Senior Manager will lead and manage 2-6 individuals, as well as intra-company and external (CRO, CDMO) collaborations, in developing cell-based methods that assess antigen-specific potency of vaccine candidates, either directly or from immune response in animal models.
  • The successful candidate will have hands-on experience with developing these assays along with demonstrated project leadership experience to develop and execute strategies to support regulatory approval of in vitro potency assays.
  • The candidate must have a passion for mentoring and enjoy working on projects requiring close collaboration with groups such as discovery research, product sciences, process development, and QC.
  • The successful candidate will be enthusiastic about developing novel vaccines, thrive in an intellectually challenging environment, and enjoy collaborating with a team of likeminded Scientists.
  • Preferably, the candidate would also have experience in engineering reporter gene assays, viral plaque and ID50 assays, and experience in assay qualification/validation according to ICHQ2 guidelines.
  • The candidate will be expected to work independently, communicate results effectively in presentations to stakeholders in partner organizations or at external scientific meetings, to write technical reports, and to participate in cross-functional teams.


Minimum Education, Experience and Skills

  • B.S degree with 10+ years’ experience or M.S. degree with 8+ years or Ph.D. degree with 6+ years of experience in virology, cell biology, immunology, or related field in the biopharmaceutical industry.
  • GxP experience in a CMC group (QC/Analytical Development) in analytical method development and qualification under ICH/FDA guidelines is required.
  • Expertise in developing cell-based potency assays to reflect mechanism of action of vaccine candidates and relative potency determination, with good understanding of the statistical approaches, e.g. USP1034 and EP5.3.
  • Experience in viral infectivity assays such as plaque or immune-plaque assays, or TCID50, etc.
  • Experience working with a variety of cell lines used in cell-based assays, e.g. Vero, HEK293, etc.
  • Prior experience in bringing and applying new technologies suitable for bioassay development such as cell line engineering, stable clone generation, cell banking and cell imaging.
  • Experience with in vitro and in vivo study designs statistical analysis of data, e.g. parallel line analysis and relative potency determination
  • Experience establishing the range, accuracy, intermediate precision, and repeatability of an assay.
  • Working knowledge of regulatory and industry guidelines for Chemistry Manufacturing and Controls (CMC).
  • A strong team leader and player with excellent oral and written communication skills; ability to work independently and as a team lead.
  • Strong ability to deliver complex objectives under aggressive timelines in a rapidly changing environment.
  • Strong verbal and written communication skills and effective interpersonal, technical discretion and troubleshooting skills are essential
  • Must be a team player, strong critical thinker, exhibit a willingness to meet project timelines and multitask effectively in a dynamic fast-paced environment under challenging timelines
  • Strong attention to detail supported by exellent time management and organizational skills 


There are physical/mental demands and work environment characteristics that must be met by an individual to successfully perform the essential functions of the job. This information is available upon request from the candidate. Reasonable accommodations may be made to enable individuals with disabilities to perform all essential functions.


Emergent BioSolutions is an Equal Opportunity/Affirmative Action Employer and values the diversity of our workforce.  Emergent does not discriminate on the basis of race, color, creed, religion, sex or gender (including pregnancy, childbirth, and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, age, national origin, ancestry, citizenship status, marital status, physical or mental disability, military service or veteran status, genetic information or any other characteristics protected by applicable federal, state or local law.


Information submitted will be used by Emergent BioSolutions for activities related to your prospective employment. Emergent BioSolutions respects your privacy and any use of the information submitted will be subject to the terms of our Privacy Policy .


Emergent BioSolutions does not accept non-solicited resumes or candidate submittals from search/recruiting agencies not already on Emergent BioSolutions’ approved agency list. Unsolicited resumes or candidate information submitted to Emergent BioSolutions by search/recruiting agencies not already on Emergent BioSolutions’ approved agency list shall become the property of Emergent BioSolutions and if the candidate is subsequently hired by Emergent BioSolutions, Emergent BioSolutions shall not owe any fee to the submitting agency.


Protecting and Enhancing 1 billion lives by 2030 focuses our energy to improve the quality of life for individuals around the world, giving them the opportunity to experience the fullness of life.

Our drive towards this vision informs all of our actions—whether it is our approach to product development, manufacturing, encouraging employee health and wellness or giving back to the community—we strive every day to achieve this shared goal.


  • Stand shoulder to shoulder no matter what
    • We combine our best thinking and communicate openly to support each other.
  • Break through thinking
    • We take smart risks, pursue innovation and challenge ourselves to constantly improve.
  • Own it always
    • Every person at Emergent is engaged and accountable for delivering on our commitments.
  • Compete where it counts
    • We set the right goals and respect each other as we conquer them together.

Nearest Major Market: San Diego