Thermo Fisher Scientific · 6 hours ago
Fermentation Scientist
King of Prussia, PA
Full-time
Onsite
Mid LevelThermo Fisher Scientific is a global leader in serving science, dedicated to making the world healthier, cleaner, and safer. As a Fermentation Scientist, you will perform advanced diagnostic testing and analysis, ensure the accuracy of laboratory results, and support upstream bioreactor operations.
BioinformaticsBiotechnologyCloud Data ServicesConsultingHealth CareLife ScienceManagement Information SystemsOffice SuppliesPrecision Medicine
Responsibilities
Single point of accountability support of the upstream E.coli microbial fermentation suite
Documentation of raw materials and experimental data in compliance with SOP and data integrity requirement; supporting preparation of technical documentation/report for internal communication with project team and management
Completing inventory management (Cell culture medium preparation, Reagent and consumable procurement/organization/tracking) and lab housekeeping related with cell line maintenance
Working with banked cells and growing them from shake flask to full bioreactor status all while sampling and maintaining cell line
Maintain training records and familiarity with current SOPs and controlled documents
Work to Lab standards as appropriate
Follow safe Laboratory Practices, regular safety training, and maintain accurate and complete safety records consistent with company policy and legal requirements
Qualification
Required
Perform advanced diagnostic testing and analysis
Ensure the accuracy and reliability of laboratory results
Troubleshoot complex technical issues
Contribute to the continuous improvement of lab procedures and quality standards
Support upstream bioreactor operation and maintenance
Order raw materials and lab supplies
Coordinate receipt of frozen cell bank vials
Cell banking
Media preparation
Reactor preparation
Vial thaw
Shake flask culturing
Inoculation of bioreactors
Sampling
Harvest
Cleaning
Single point of accountability support of the upstream E.coli microbial fermentation suite
Documentation of raw materials and experimental data in compliance with SOP and data integrity requirement
Support preparation of technical documentation/report for internal communication with project team and management
Complete inventory management (Cell culture medium preparation, Reagent and consumable procurement/organization/tracking)
Maintain training records and familiarity with current SOPs and controlled documents
Work to Lab standards as appropriate
Follow safe Laboratory Practices, regular safety training, and maintain accurate and complete safety records consistent with company policy and legal requirements
Knowledge of biological and pharmaceutical product manufacturing and microbial control
Clean in Place (CIP) and Sterilize in Place (SIP) practices for Stainless Steel reactors
Strong team working skills, able to effectively work across interdisciplinary groups
Capacity to think innovatively and flexibly, comfortable with complexity
Company
Thermo Fisher Scientific
Thermo Fisher Scientific is a biotechnology and laboratory equipment company that provides a wide range of scientific products and services.
Founded in 1956
10001+ employees
H1B Sponsorship
Thermo Fisher Scientific has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (272)
2024 (224)
2023 (233)
2022 (342)
2021 (315)
2020 (227)
Funding
Current Stage
Public CompanyTotal Funding
$15.97BKey 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
Marc Casper
CEO
Stephen Williamson
Senior Vice President and Chief Financial Officer
Recent News
CB Insights
2026-01-23
Company data provided by crunchbase