22 Mar, 2024

Sr. Process Engineer - Upstream

  • Thermo Fisher Scientific
  • St. Louis, MO, USA
Process Engineer Biochemicals / Pharmaceuticals

Job Description

Job Description

How will you make an impact? 

We are searching for a Sr. Process Engineer, with a focus on Upstream Biomanufacturing, with education and experience in biopharmaceutical processing or a related field. As a member of our team, the Sr. Process Engineer will actively support the Process Engineering team as technical owners of customer programs within a manufacturing environment. Additionally, they will contribute as a subject matter expert in defining and shaping Thermo Fisher Scientific's internal processes. Collaboration is a key aspect of this role, both internally and externally. The Sr. Process Engineer will work closely with supervisors, managers, and technicians in the Operations department, as well as with Quality Assurance and Process Development Scientists. They may also act as a program lead or subject matter expert when engaging with clients. Successful completion of projects and ensuring project success require strong teamwork and communication skills. The Sr. Process Engineer will work closely with experts across various functional groups to achieve project objectives.

Overall, this position offers an opportunity to contribute to the advancement of biopharmaceutical processing technology, collaborate with a diverse group of professionals, and make a significant impact in the field.

What will you do? 

  • Draft, review and approve Standard Operation Procedures, and Job Aids and consult internally to ensure scientifically sound and robust procedures. 
  • Collaborate with the process development to develop standardized methodologies and learn/explore/initiate new methodologies for conducting unit operations at the manufacturing scale including cell culture, harvest, and purification. 
  • Contribute to Internal and Customer meetings based upon sound evidence without supervision. 
  • Initiate and lead internal projects and lead client projects and manage timelines with minimal support from supervision. 
  • Actively identify error proofing opportunities and initiate and drive engineering initiatives to improve practices and procedures without supervision. 
  • Provide scientific expertise for GMP deviations by assessing, reviewing and approving the impact of major deviations on both the product quality and the validation of the process or consults the process engineering team and internal teams on product impact. 
  • Initiate and lead changes to equipment and process design, proactively and without supervision.  Consult on non-standard/challenging process design and/or validation strategies. 
  • Acts as subject matter expert to troubleshoot design flaws, ensure process design is scientifically sound and robust and within the validated process and regulatory guidelines.
  • Reviews, analyzes, and trends process data without supervision.
  • Provide technical feedback on documents created by other departments, such as Tech Transfer Protocols and SOPs. 
  • Applies technical and functional knowledge to site projects and is able design experiments (XPs), assist in project design, and independently complete work within own discipline and ensure deliverables against project timelines.
  • Troubleshoot technical challenges on the manufacturing floor as needed for a 24/7 manufacturing facility. 
  • Support our MSAT team with additional tasks to improve the site, ensure patient safety, and deliver for our customers. 
  • Provides development and training for Process Engineers/Scientists.

How will you get here? 


  • Bachelor’s degree required in a scientific field, preferably an engineering field. 
  • 8+ years of experience in GMP regulated Biologics / Pharma Industry, or equivalent experience (or master's degree in a scientific field + 6 years' experience or Ph.D + 3 years’ experience.).


  • Follow Environmental, Health and Safety policies and procedures and ensure a safe and healthy workplace environment. 
  • Ability to self-motivate, prioritize work and time. 
  • Demonstrates a foundation in general scientific practices, principles, and concepts. 
  • Writes and communicates effectively. 
  • Experience drafting, reviewing, and approving Manufacturing Batch Records, Process Validation Protocols, process flow diagrams, automation methods, Bill of Materials, Process Control Documents, Campaign Summary Report and Process Validation Reports.
  • Ability to work both independently and as part of a team. 
  • Knowledge of current Good Manufacturing Practices and US/EU regulations.
  • Advanced understanding of risk assessments and data mining (excel/JMP).
  • Advanced knowledge of statistical methods used for Pharmaceutical Process Analysis is a plus. 
  • Proficient in Microsoft Word and Excel. 
  • Ability to stand for prolonged periods of time and gown into manufacturing areas. 


We offer competitive remuneration, annual incentive plan bonus, healthcare, and a range of employee benefits. Thermo Fisher Scientific offers employment with an innovative, forward-thinking organization, and outstanding career and development prospects. We offer an exciting company culture that stands for integrity, intensity, involvement, and innovation!

Our Mission is to enable our customers to make the world healthier, cleaner and safer. Watch as our colleagues explain 5 reasons to work with us. As one team of 100,000+ colleagues, we share a common set of values - Integrity, Intensity, Innovation and Involvement - working together to accelerate research, solve complex scientific challenges, drive technological innovation and support patients in need. #StartYourStory at Thermo Fisher Scientific, where diverse experiences, backgrounds and perspectives are valued.

Apply today! http://jobs.thermofisher.com 

Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status. 

Accessibility/Disability Access 

Job Seekers with a Disability: Thermo Fisher Scientific offers accessibility service for job seekers requiring accommodation in the job application process. For example, this may include individuals requiring assistance because of hearing, vision, mobility, or cognitive impairments. If you are a job seeker with a disability, or assisting a person with a disability, and require accessibility assistance or accommodation to apply for one of our jobs, please submit a request by telephone at 1-855-471-2255*. Please include your contact information and specific details about your required accommodation to support you during the job application process. 

  • This telephone line is reserved solely for job seekers with disabilities requiring accessibility assistance or accommodation in the job application process. Messages left for other purposes, such as not being able to get into the career website, following up on an application, or other non-disability related technical issues will not receive a response. 

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