Associate Scientist, Assay Development jobs in United States
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Pfizer · 2 days ago

Associate Scientist, Assay Development

Pfizer is dedicated to delivering breakthroughs that change patients’ lives, focusing on Research and Development to translate advanced science into impactful therapies and vaccines. The role involves establishing binding and functional assays to support the discovery of peptide and antibody-based therapeutics, collaborating with project teams, and analyzing data to drive programs forward.

BiotechnologyHealth CareMedicalPharmaceuticalPrecision Medicine
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Responsibilities

Develop assays to identify and characterize peptide, antibody and multispecific candidates to support programs across multiple therapeutic areas. Biochemical assay formats may include protein binding, competition and enzymatic cleavage assays. Cell based assays may include binding (FACS and ELISA), competition, cell signaling (NanoBiT, calcium flux, cAMP, phospho-protein HTRF/AlphaLISA, etc) and reporter gene assays using a variety of cell lines
Execute high-throughput screens using automated and semi-automated platforms and analyze results
Collaborate with project teams to establish screening strategies, interpret results, and make decisions to drive programs forward
Write protocols, maintain electronic lab notebook, and regularly review literature to maintain knowledge of scientific trends and new technologies

Qualification

Assay developmentBiochemical assaysCell-based assaysHigh-throughput screeningData analysisLiquid handling platformsHigh content imagingCoding experienceProblem solvingOrganizational skillsAttention to detailCommunication skills

Required

Bachelor's degree and 0-3 years of experience in molecular biology, biochemistry, cell biology or related discipline, along with a basic understanding of biologics drug discovery workflows
Demonstrated experience in assay development and troubleshooting with methods such as HTRF, ELISA/DELFIA, FACS, and cell-based functional assays focused on signaling, proliferation, or cytotoxicity
Demonstrated experience with plate-based assay formats and maintaining cell cultures is required
Track record of strong problem solving and organizational skills, attention to detail, and ability to multi-task
Strong written and oral communication skills

Preferred

Experience with Tecan or Beckman liquid handling platforms is preferred but not required
Experience with high content imaging and multiplex assay formats is preferred
Experience writing scripts to automate data processing or other coding experience is preferred

Benefits

Participation in Pfizer’s Global Performance Plan with a bonus target of 7.5% of the base salary
401(k) plan with Pfizer Matching Contributions
Additional Pfizer Retirement Savings Contribution
Paid vacation
Holiday and personal days
Paid caregiver/parental and medical leave
Health benefits to include medical, prescription drug, dental and vision coverage

Company

Pfizer is a biopharmaceutical company that discovers, develops, and delivers medicines and vaccines.

Funding

Current Stage
Public Company
Total Funding
$38B
Key Investors
Starboard Value
2025-11-21Post Ipo Debt· $6B
2024-10-07Post Ipo Equity· $1B
2023-05-16Post Ipo Debt· $31B

Leadership Team

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Albert Bourla
Chief Executive Officer
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Ian Read
Chief Executive Officer
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Company data provided by crunchbase