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Scientist III, Field Applications Protein Expression


Job Location:

Seattle, WA - USA

Yearly Salary: USD 84000 - 125000
Posted: 25 October 2026 (17 hours ago)
Application Deadline: 22 January 2027
Vacancies: 1 Vacancy

Job Summary

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Laboratory Setting Office Some degree of PPE (Personal Protective Equipment) required (safety glasses gowning gloves lab coat ear plugs etc.) Will work with hazardous/toxic materials

Job Description

As part of the Thermo Fisher Scientific team youll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life every single day enabling our customers to make the world healthier cleaner and safer. We provide our global teams with the resources needed to achieve individual career goals while helping take science a step further by developing solutions to some of the worlds toughest challenges such as protecting the environment ensuring our food is safe and helping find cures for cancer.


Location: Washington/Oregon - Remote

Travel: 50% of the time

DESCRIPTION:
We are seeking a Field Applications Scientist (FAS) to serve as a subject matter expert in protein expression workflows with particular expertise in transient protein expression in mammalian cell systems. This role combines deep scientific expertise with customer engagement training troubleshooting and commercial support to enable research and innovation and to optimize protein expression workflows.


As a member of the Cell Biology Field Applications team you will work within a multidisciplinary matrixed organization that includes commercial representatives R&D scientists Product Management Market Development and other technical this role responsibilities will include providing pre- and post-sales scientific support delivering seminars and demonstrations conducting internal and external training and partnering with customers to address complex workflow challenges. The role will also help connect protein expression with adjacent and downstream workflows including protein purification characterization and analysis.


REQUIREMENTS:
Advanced Degree plus 5 years of experience or Bachelors Degree plus 7 years of experience with relevant hands-on experience in protein expression workflows.
Advanced practical knowledge of transient protein expression transfection and delivery and protein production using mammalian cell systems.
Demonstrated expertise in technical problem-solving and method development for optimizing protein expression workflows including cell culture conditions transfection parameters expression conditions scale-up harvest and assessment of protein yield and quality.

Ability to translate complex scientific concepts into practical recommendations for customers with varying levels of technical expertise.

Clear written and verbal communication skills presentation and training capabilities for both technical and non-technical audiences.

Ability to build and maintain effective relationships with internal teams and external customers.

Ability to work independently and collaboratively in a results-oriented environment.

Willingness to travel up to 50-75% throughout the assigned territory including customer sites conferences and internal meetings.
Fluent English required; additional languages beneficial
Valid drivers license and passport required for travel


DESIRABLE EXPERIENCE:

Experience with common downstream protein workflows is strongly preferred including protein purification and characterization protein folding aggregation post-translational modifications and assessment of protein quality or function.
Experience with suspension cell culture and scale-up workflows is highly desirable.
Experience with multiple protein-expression modalities such as antibodies recombinant proteins difficult-to-express proteins or other biologically relevant targets is desirable.

Compensation and Benefits

The salary range estimated for this position based in Washington is $84000.00$125000.00.

This position may also be eligible to receive a variable annual bonus based on company team and/or individual performance results in accordance with company policy. We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on which includes:

  • 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

For more information on our benefits please visit: Experience:

IC


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Electron microscopes reveal hidden wonders that are smaller than the human eye can see. They fire electrons and create images, magnifying micrometer and nanometer structures by up to ten million times, providing a spectacular level of detail, even allowing researchers to view single a ... View more

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