Application Scientist Jobs
Application Scientist jobs are open across life sciences, diagnostics, analytical instrumentation, and biotechnology, from entry-level to senior and principal roles, with specializations in proteomics, genomics, and chromatography. Scan the live roles below and apply to whichever ones fit.
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Application Scientist (Analytical)
Make Every Analysis Count
Why This Role Matters
When a lab's LCMS method fails validation, a product launch gets delayed. When sample prep goes wrong, an entire batch of testing has to be repeated. At Filtrous, we don't just sell vials, filters, and consumables. We help analytical labs get reliable results. As our Application Scientist in Analytical Chemistry, you'll be the expert who develops validated methods, travels to customer sites to solve real instrument challenges, and creates the technical content that proves our products perform. Your work will directly impact laboratories running critical analyses in pharmaceutical QC, environmental testing, food safety, and industrial quality control.
- Develop Methods Customers Can Trust: Create and validate analytical methods on HPLC, LCMS, GCMS, and ICP-MS that meet USP, EPA, and FDA requirements. You'll give customers ready-to-use protocols instead of months of trial-and-error.
- Be the Expert in the Field: Travel to customer sites to troubleshoot method failures, optimize sample preparation, and validate instrument performance. Your hands-on support turns frustrated analysts into loyal partners.
- Solve the Sample Prep Problem: Many failed analyses start with bad sample prep. You'll develop and demonstrate optimized workflows using our filters, vials, and QuEChERS products that deliver clean, consistent samples.
- Create Content that Sells: Author application notes, white papers, and method guides that demonstrate product value on real instruments. Your technical content becomes the proof that wins new customers.
- Shape What We Build: Collaborate with R&D to ensure new consumables are compatible with major instrument platforms. Your field insights prevent costly product-market mismatches.
- Arm the Sales Team: Provide technical demonstrations and answer the hard questions during customer engagements. Your expertise closes deals that sales alone cannot.
- Customers Stuck in Trial-and-Error: Labs that buy Filtrous consumables get no validated, ready-to-use methods, so they lose months to trial-and-error before an analysis works, which delays their results and a customer's product launches.
- Bad Sample Prep Wastes Whole Batches: Many customer analyses fail right at the sample preparation step, which forces entire batches of testing to be repeated and makes labs doubt that Filtrous filters, vials, and QuEChERS products deliver clean, consistent samples.
- No On-Site Expert to Rescue Methods: When a customer's instrument method fails on site, there is no Filtrous specialist who can show up and fix it, so frustrated analysts are left stranded and at risk of taking their business elsewhere.
- Thin Proof the Products Perform: Filtrous lacks the application notes, white papers, and real instrument data that prove its consumables work, leaving customers without independent evidence and the sales team unable to answer the hard technical questions needed to close deals.
- New Products Risk Missing Instrument Fit: Consumables are being designed without enough field insight into how the major instrument platforms behave, creating the risk of launching products that don't match what customers' machines actually need.
- Deliver 6+ validated methods and technical application notes per quarter across HPLC, LCMS, GCMS, or ICP-MS platforms
- Achieve 90%+ customer satisfaction on field support visits and method validation projects
- Reduce method-related support tickets by providing clear documentation and validated protocols
- Contribute to new product launches with instrument-specific performance data
Why You'll Love It Here
At Filtrous, you're not stuck running the same QC method on repeat. You're a key player working closely with a small, collaborative team where your expertise directly impacts customers and products. You'll report directly to the Director of R&D, collaborate daily with sales, QC, and operations, and see your methods used by real labs solving real analytical challenges. You'll work across multiple instrument platforms, visit diverse laboratory environments, and build deep expertise that makes you invaluable. And as Filtrous grows, you'll grow with us: expanding into new analytical areas, mentoring future hires, and shaping our technical direction.
- Ph.D. in Analytical Chemistry or related field with extensive instrumentation experience (required)
- Hands-on expert in method development and validation on LCMS, HPLC, GCMS, and/or ICP-MS
- Deep understanding of chromatography, mass spectrometry, and sample preparation techniques
- Regulatory savvy: familiar with USP, EPA, FDA method validation requirements
- Strong communicator: you can explain complex analytical chemistry to both PhDs and technicians
- Willing to travel: customer sites, method validations, and industry events
- Experience with multiple instrument vendors (Agilent, Waters, Thermo, Shimadzu, PerkinElmer)
- Background in pharmaceutical QC, environmental testing, or food safety analysis
- Experience with heavy metals, pesticides, or residual solvent testing
- Track record of published application notes or technical publications
About Filtrous
Founded in 2017, Filtrous delivers speed, quality, and value to agile labs. We're a lab supplies distributor serving laboratories across a wide range of scientific and industrial sectors. Our secret? We combine uncompromising product quality with customer service that actually picks up the phone.
Position Details
Compensation $71,000 – $75,000 annually
Benefits Medical, Dental, Vision, 401k, PTO
Reports To
Director of R&D
Location St. Petersburg, FL (in-person)
Schedule Monday to Friday, with flexibility for customer needs
Travel Required for customer site visits, method validations, and industry events
Ready to Join Us?
If you're excited about turning your analytical expertise into real-world impact, helping labs get reliable results, and being part of a team that's making science more accessible, we'd love to hear from you.
Filtrous is an equal opportunity employer. We value diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other protected characteristic.
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Find Application Scientist JobsApplication Scientist Job Market
Who's Hiring
- Thermo Fisher Scientific17
- Keysight Technologies7
- SPT Labtech3
- Sensient Technologies3
- Meso Scale Diagnostics3
Top Industries Hiring
- Technology & Software
- Electronics & Hardware
- Medical Devices
- Biotechnology & Pharmaceuticals
- Education
What Employers Look For
The qualifications that appear most often in application scientist jobs.
- Bachelor's or master's degree in life sciences, chemistry, or a related field
- Hands-on experience operating analytical instruments such as mass spectrometers or flow cytometers
- Ability to deliver product demonstrations and technical training to scientific customers
- Strong written and verbal communication skills for customer-facing presentations and reports
- Experience supporting field sales teams with technical expertise during the sales cycle
- Familiarity with Good Laboratory Practice standards and regulated laboratory environments
Tips for Your Application Scientist Job Search
Tailor your resume to lab workflows
Application scientists are expected to demonstrate hands-on instrument expertise, so list specific platforms you've operated, assay types you've run, and customer-facing demos you've led. Generic lab experience won't distinguish you from bench scientists applying to the same posting.
Highlight customer-facing technical experience
Hiring managers for application scientist roles weight technical support, training delivery, and field demonstration experience heavily. Pull out any customer presentations, user training sessions, or troubleshooting calls from your history and frame them as outcomes, not tasks.
Apply early to roles that fit
Migrate Mate lists application scientist openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Target postings by application area
Filter openings by the specific application domain you know best, whether that's flow cytometry, mass spectrometry, or next-generation sequencing. Applying within your instrument category signals genuine expertise and shortens the screening conversation.
Prepare a demo day interview answer
Most application scientist interviews include a mock product demonstration or scientific presentation. Prepare a concise, structured walkthrough of a technique you know well, anticipating questions on troubleshooting, data interpretation, and customer objections as you go.
Negotiate total compensation, not just base
Application scientist offers often include a car allowance, home-office stipend, and instrument-training budget alongside salary. Know which of those matter to your territory before the offer conversation so you can prioritize what to negotiate if base isn't flexible.
Application Scientist Jobs: Frequently Asked Questions
Which companies are hiring the most application scientists?
Thermo Fisher Scientific, Keysight Technologies, and SPT Labtech are hiring the most application scientists right now, with openings concentrated in California, Massachusetts, and Texas, based on current listings on Migrate Mate as of November 2026. Demand tends to be highest at life science instrument makers and in-vitro diagnostics companies expanding their field teams.
How many application scientist jobs are remote?
About 65% of application scientist openings are fully remote or hybrid as of November 2026, though the role is traditionally field-heavy due to on-site customer demonstrations. Sub-specialties focused on data analysis, software-driven platforms, or digital assay support tend to offer the highest share of remote or hybrid arrangements.
How do you become an application scientist?
Start by building deep hands-on experience with instruments in your target application area through academic research, a core facility role, or a bench scientist position. Develop communication skills by presenting at lab meetings or conferences, then target associate application scientist or field application specialist roles that explicitly train you on customer-facing delivery before moving into a full application scientist title.
Can you get an application scientist job with little experience?
Yes, especially through associate or junior application scientist roles that companies use as entry points for recent graduates with strong instrument knowledge. Emphasize any poster presentations, customer-adjacent experience such as core facility user training, or internships that required explaining complex methods to non-expert audiences, since those translate directly to the customer-education core of the job.
What does the application scientist interview process look like?
Most processes run three to four stages: an initial recruiter screen focused on background and territory fit, a hiring manager interview exploring technical depth and customer-handling scenarios, a scientific presentation or mock demo where you walk through a technique or product to a panel, and a final conversation with regional leadership or a cross-functional team covering collaboration and business acumen.
Where can I find and apply to application scientist jobs?
You can find and apply to application scientist jobs on Migrate Mate, which lists current openings from companies across the United States. Search the listings to find roles that match your instrument expertise and application area, then apply directly to each one that fits your background and location preferences.
See All 75 Application Scientist Jobs
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