Scientist - Assay Development (Lateral Flow)

InBios International, Inc. • Seattle, WA • 3d ago

Are you a detail-oriented problem-solver with a passion for purpose-driven work? Join InBios, a mission-focused biotech company developing diagnostic tools that combat infectious diseases worldwide.

About Us

InBios International Inc. has been in business since 1996 designing and manufacturing diagnostic assays for emerging infectious diseases and biothreats. Our work supports global health initiatives and government-funded research, with a strong emphasis on innovation, quality, and compliance. Based in Seattle, we offer a collaborative culture, competitive compensation, and meaningful work that makes a global impact.

Location: Seattle, WA

Employment Type:

Full-time, Temporary | On-site This is a project-based position funded by a federal contract. The project's contract end date is expected to be 8/31/26. If selected for the position, you will be hired as a temporary, full-time employee and will be eligible for the full range of regular employee benefits. (Continued employment beyond the project's contract end date may be offered, contingent upon available funding for the position and/or the availability of other roles within the organization.)

Position Salary Range (Annual): $80,168.40 - $125,000.00

The starting annual salary offered will depend on the selected applicant's job-related knowledge, skills, and experience and internal equity.

What You'll Do

We're looking for an experienced rapid assay development (such as Lateral Flow Assay or LFA) Scientist to help design, build, and scale point-of-care diagnostic assays from early development through manufacturing transfer. This is a hands-on, wet-lab--intensive role. The ideal candidate will have deep expertise in assay sensitivity, specificity, and reproducibility, with a strong background in assay optimization and troubleshooting in a GMP environment.

Key Responsibilities

Develop rapid assay such as lateral flow immunoassays, including reagent selection, particle conjugation using directed/covalent chemistry, and assay assembly.

Design and execute experiments to develop and optimize assays for a wide range of biospecimens, including whole/capillary blood and respiratory samples.

Extensive experience with in-place sample enrichment using positive selection or other approaches prior to analysis on a rapid diagnostic platform. Identify, troubleshoot, and resolve assay performance issues to support robust assay development and regulatory compliance.

Independently analyze, summarize experimental data, draw conclusions and present to management .

Take initiative in new and challenging assignments and implement innovative or alternative solutions.

Adapt to a dynamic work environment with changing priorities while ensuring timely completion of assigned tasks.

What We're Looking For

Required Qualifications

BS with 7--9 years, MS with 5+ years, or PhD with 3--5 years of relevant experience in assay or diagnostic development.

Demonstrated leadership in LFA development, including experience in clinical diagnostics.

Familiarity with quality systems and standards (ISO, cGMP) and regulatory bodies (FDA, USDA, IVDR, CE, etc.) as they relate to medical diagnostics.

Strong analytical and problem-solving skills.

Strong laboratory skills, including antibody conjugation, protein purification, and assay troubleshooting.

Excellent organizational skills and ability to manage multiple tasks and projects simultaneously and work in team environment.

Ability to work effectively within cross-functional teams.

Excellent written and verbal communication skills, with the ability to clearly document complex protocols and present results.

Perks & Benefits

Medical, dental, vision, life &

Go to Apply

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