Scientist – Assay Development; Lateral Flow

Scientist – Assay Development (Lateral Flow)

Scientist – Assay Development (Lateral Flow) role at InBios International, Inc.

InBios is a mission‑focused biotech company developing diagnostic tools that combat infectious diseases worldwide.

• Seattle, WA

Full‑time (temporary) on‑site. Project‑based position funded by a federal contract ending 8/31/26.

$80,168.40 – $125,000 per year (dependent on experience).

We’re looking for an experienced rapid assay development (such as Lateral Flow Assay or LFA) Scientist to design, build, and scale point‑of‑care diagnostic assays from early development through manufacturing transfer.

• 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.
• 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.
• 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.

• 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.).
• 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.
• 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.

• Medical, dental, vision, life & disability insurance.
• 401(k) + Roth IRA + FSA.
• 2 weeks paid vacation + 11 paid holidays.
• Supportive, mission‑driven culture.

Apply Today:
Be part of a team that’s advancing science and improving lives.