Principal Scientist Assay Development Jobs in Arizona

Job Title: Research Associate II Assay Development

Location: East Innovation Park Drive, Tucson, AZ 85755 (Onsite)

Duration: 12+ Month Contract

Pay Rate: 25$-27$/hr. On W2

Job Summary

We are seeking a detail-oriented Research Associate II to support research, development, and laboratory experimentation for assay and diagnostic kit development projects. This role will support the development of immunohistochemistry (IHC) and molecular detection products through hands-on laboratory work, experimental execution, data analysis, troubleshooting, and technical documentation.

The ideal candidate will have a Bachelor's degree in Life Sciences and 2–4 years of relevant laboratory experience, with a strong background in wet-lab techniques, assay development, and laboratory documentation.

Key Responsibilities

• Design, execute, and interpret laboratory experiments and experimental protocols with minimal supervision.
• Support research, development, and manufacturing activities related to IHC and molecular detection kit development.
• Apply technical expertise to support project strategies and development activities.
• Perform specialized wet-laboratory techniques, including pipetting, reagent preparation, and use of standard laboratory equipment.
• Analyze experimental data, document observations, and prepare quantitative analyses.
• Prepare technical reports, summaries, protocols, and presentations for project teams.
• Maintain complete, accurate, and compliant laboratory records and documentation.
• Troubleshoot technical and experimental issues and implement appropriate corrective actions.
• Work collaboratively with cross-functional teams and contribute technical input to project planning.
• Identify opportunities for process improvements and contribute creative solutions to technical challenges.
• Assist in identifying potential inventions and innovations arising from development activities.
• Train and support colleagues as needed while helping ensure consistent quality and adherence to established procedures.
• Exercise sound judgment in selecting appropriate methods and techniques to address complex laboratory problems.
• Follow company quality and compliance requirements, including GMP, GLP, Design Control, and Quality First Time principles.

Required Qualifications

• Bachelor's degree in Biology, Biochemistry, Biotechnology, Microbiology, Chemistry, or another Life Sciences discipline.
• 2–4 years of relevant post-college laboratory or industry experience.
• Strong hands-on experience with wet-laboratory techniques.
• Experience with laboratory techniques and equipment such as:
• • Pipetting
  • Reagent preparation
  • Analytical balances
  • Stir plates
  • General laboratory instrumentation and equipment
• Ability to design and execute experiments and analyze results.
• Strong troubleshooting and problem-solving skills.
• Experience maintaining accurate laboratory notebooks and technical documentation.
• Ability to search and review scientific literature.
• Proficiency with Microsoft Word, Excel, PowerPoint, or similar software.
• Strong communication, presentation, and collaboration skills.
• Excellent attention to detail and ability to work effectively in a team environment.
• Coachable mindset with a strong willingness and ability to learn.

Preferred Qualifications

• Experience in assay development.
• Experience with IHC or immunohistochemistry.
• Experience in molecular diagnostics or molecular detection.
• Experience with reagent development.
• Experience developing or supporting diagnostic kits.
• Experience with instrument development.
• Experience working in a regulated environment under GMP, GLP, or Design Control requirements.

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