Field Application Scientist – Flow Cytometry (SoCal Area)

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Able to lift 40 lbs. without assistance, Laboratory Setting, Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.), Standing for full shift

Job Description

When you're part of the team at Thermo Fisher Scientific, you'll do meaningful work that has a real impact on people's lives. Whether helping customers advance cancer research, accelerate scientific discovery, protect the environment, or ensure food safety, your work contributes to making the world healthier, cleaner, and safer. You'll collaborate with world-class colleagues while building a rewarding career in an innovative and customer-focused environment.

Discover Impactful Work

Within the Protein and Cell Analysis (PCA) business, we empower researchers with innovative technologies and solutions that accelerate biological discovery and translational research. Our portfolio supports applications across cell biology, immunology, oncology, drug discovery, and molecular biology, helping scientists generate reliable, high-quality data from experimental design through analysis.

As a Field Application Scientist (FAS) – Flow Cytometry, you will serve as a scientific and technical expert for customers throughout the evaluation, implementation, and ongoing use of Thermo Fisher Scientific's flow cytometry technologies and solutions.

In this customer-facing role, you will partner with academic researchers, biotechnology companies, pharmaceutical organizations, clinical and translational research laboratories, and core facilities to optimize experimental workflows, troubleshoot scientific challenges, and enable successful adoption of our technologies. You will work closely with Sales, Product Management, R&D, Technical Support, Service, and Marketing to deliver an outstanding customer experience while helping advance cutting-edge research.

Territory

This position supports customers throughout the Southern California (SoCal) territory, primarily across the Los Angeles and San Diego areas. Occasional travel to other regions, including Wisconsin and Illinois, may be required based on business and customer needs.

The role requires approximately 75% travel. Candidates should ideally reside within the Southern California territory and within reasonable proximity to a major airport to effectively support customer and business needs.

Key Responsibilities

Customer Support & Scientific Expertise

• Deliver scientific application support pre- and post-instrument sales for Thermo Fisher Scientific's flow cytometry portfolio.
• Design and deliver customer training through onsite visits, virtual meetings, workshops, webinars, demonstrations, and scientific presentations.
• Consult with customers on experimental design, assay development, panel design, workflow optimization, controls, and data interpretation.
• Troubleshoot complex scientific, application, and workflow-related issues involving flow cytometry technologies.
• Serve as a trusted scientific advisor, helping customers maximize the value and performance of their flow cytometry instruments and workflows.
• Collaborate with Technical Support and Service teams to resolve customer issues efficiently.

Flow Cytometry Application Support

Provide scientific guidance across a broad range of flow cytometry applications and workflows, including:

• Multicolor and multiparameter flow cytometry
• Immunophenotyping and immune cell characterization
• Cell viability, apoptosis, proliferation, and cell-cycle analysis
• Intracellular and surface-marker staining
• Fluorescent antibody and reagent selection
• Fluorophore selection and multicolor panel design
• Compensation and experimental controls
• Sample preparation, staining optimization, and instrument setup
• Data acquisition, gating strategies, quantitative analysis, and data interpretation
• Assay development, optimization, and troubleshooting
• Applications supporting cell biology, immunology, oncology, and translational research

Commercial Partnership

• Partner closely with Account Managers, Sales Specialists, and Business Development teams to support product evaluations, demonstrations, customer presentations, and scientific discussions.
• Provide technical and scientific expertise during customer visits, workshops, seminars, and product demonstrations.
• Support prospective customers in evaluating flow cytometry solutions based on their research needs and workflows.
• Contribute to commercial success by building customer confidence and enabling successful product adoption.
• Identify opportunities where Thermo Fisher Scientific technologies and solutions can address customer workflow challenges.

Scientific Leadership

• Build and maintain relationships with Key Opinion Leaders (KOLs), core facilities, and scientific collaborators.
• Represent Thermo Fisher Scientific at scientific conferences, workshops, seminars, and customer events.

…