Senior Scientist – Cell Based Assay Development jobs in United States
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Thermo Fisher Scientific · 2 weeks ago

Senior Scientist – Cell Based Assay Development

Thermo Fisher Scientific is a leading global contract research organization that is passionate about enabling customers to make the world healthier, safer, and cleaner. The Senior Scientist will support assay development and optimization while conducting quantitative bioanalysis and collaborating on laboratory operations to advance drug development.

BioinformaticsBiotechnologyCloud Data ServicesConsultingHealth CareLife ScienceManagement Information SystemsOffice SuppliesPrecision Medicine
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Responsibilities

Support assay development, optimization, validation, and execution
Conduct quantitative bioanalysis of samples generated from in vivo, ex vivo, and in vitro experiments
Support developing and qualifying bioassays for characterization, release, and stability testing of engineered CD34+ hematopoietic stem cells
Support daily operations by maintaining and qualifying controls and critical reagents
Be responsible for the execution and data review of analytical assays
Maintain accurate and detailed laboratory notebooks in a timely fashion and prepare technical reports, summaries, and protocols
Collaborate with others to handle day to day operation of the laboratory to ensure smooth operation
Support bioassay development for early and late-stage development programs, development of fit-for-purpose biological characterization assays
Review and assist with authoring documents including development reports, SOPs, assay transfer protocols/reports

Qualification

Cell therapy researchBioassay developmentFlow cytometryMolecular biologyAnalytical assaysCell cultureELISADdPCRManufacturing PracticesMS OfficeTechnical writingSelf-starter

Required

Bachelor's degree in lab sciences such as Chemistry, Biochemistry, Material Science, Immunology, Biology, Molecular Biology or similar
Sr. Scientist: Previous experience that provides the knowledge, skills, and abilities to perform the job (comparable to 4+ years')
OR Masters degree and previous experience that provides the knowledge, skills, and abilities to perform the job (comparable to 2+ years')
OR PhD
Must be legally authorized to work in the United States without sponsorship
Must be able to pass a comprehensive background check, which includes a drug screening
MS in relevant life sciences discipline or BS with 6 years of relevant experience, or equivalent combination of education and experience
Self-starter and must function well under minimal supervision
Expert MS Office skills with a specific focus on word processing, formatting, tables, spreadsheets, presentations, graphics, slides, and templates, in addition to Adobe Acrobat
Handle issues appropriately and with a sense of urgency
Proficient in cell culture and routine cell-based assays such as luminescence, Western Blots, and Flow Cytometry
Proficient in ELISA and ddPCR
Able to communicate, receive, and understand information and ideas with diverse groups of people in a comprehensible and reasonable manner
Able to work upright and stationary and/or standing for typical working hours
Able to lift and move objects up to 25 pounds
Able to work in non-traditional work environments
Able to use and learn standard office equipment and technology with proficiency
Able to perform successfully under pressure while prioritizing and handling multiple projects or activities

Preferred

Previous industry or academic experience in cell therapy research and development is preferred
Experience in cell therapy product characterization, method bridging, comparability, and control strategy experience is a plus
An understanding of the fundamentals of ICH and other industry guidelines supporting method development, qualification, and transfer, with a proven ability to assimilate data and growing product knowledge into the broader aspects of CMC development and lifecycle management is a benefit

Benefits

A choice of national medical and dental plans, and a national vision plan, including health incentive programs
Employee assistance and family support programs, including commuter benefits and tuition reimbursement
At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy
Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan
Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount

Company

Thermo Fisher Scientific

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Thermo Fisher Scientific is a biotechnology and laboratory equipment company that provides a wide range of scientific products and services.

Funding

Current Stage
Public Company
Total Funding
$15.97B
Key Investors
National Grid
2025-11-24Post Ipo Debt· $2.42B
2025-09-30Post Ipo Debt· $2.5B
2023-08-07Post Ipo Debt· $2.95B

Leadership Team

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Stephen Williamson
Senior Vice President and Chief Financial Officer
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Daniella Cramp
Senior Vice President and President, Bioproduction Group
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Company data provided by crunchbase