Research Associate - II*

LeadStack Inc. is an award-winning, one of the nation's fastest-growing, certified minority-owned (MBE) staffing services provider of contingent workforce. As a recognized industry leader in contingent workforce solutions and Certified as a Great Place to Work, we're proud to partner with some of the most admired Fortune 500 brands in the world.

Job Title: Associate Scientist
Location: Oceanside, CA - 92056
Duration: 12 Months Contract
Pay rate: $40/hr 56/hr on W2

Position Summary

• We are seeking a highly motivated Associate Scientist to support purification process development during pivotal and commercial development phases.
• This contract role focuses on high throughput purification of upstream/cell culture samples and supports downstream purification characterization studies.
• A core part of this role is the development and optimization of high throughput purification assays using state of the art automation platforms (e.g., Tecan, Hamilton).
• The ideal candidate brings strong hands on laboratory skills, deep familiarity with HTP purification methods, and the ability to establish, troubleshoot, and refine automated workflows.

Key Responsibilities

• High Throughput Purification & Automation
• Execute high throughput purification (HTP) workflows for upstream/cell culture samples to support process characterization.
• Operate, optimize, and maintain automated liquid handling systems such as Hamilton and Tecan platforms.
• Develop, qualify, and refine HTP purification assays and microscale purification methods.
• Collaborate with upstream teams to ensure timely sample processing and data delivery.

Purification Process Development

• Contribute to experimental design and execute purification process development and characterization experiments.
• Conduct bench scale purification studies using chromatography, filtration, and microscale systems.
• Collect, analyze, and interpret experimental data in compliance with data integrity expectations.
• Prepare high quality protocols, reports, and electronic laboratory notebook documentation.

Technical Excellence & Collaboration

• Support implementation of new purification technologies, instrumentation, and platform enhancements.
• Maintain a state of the art purification lab, including instrumentation readiness and workflow improvements.
• Partner with upstream, downstream, and cross functional colleagues as needed on development and characterization initiatives.
• Follow all compliance, training, and safety requirements.

Qualifications / Skills / Experience

• M.S. with 2 years or B.S. with 4 years of relevant industry experience in chemical engineering, biochemistry, bioengineering, or related discipline.
• Expertise developing and executing HTP purification assays, including automated liquid handling systems such as Tecan, Hamilton, and microscale chromatography platforms.
• Experience with chromatography (e.g., AKTA, plate based), filtration, and standard downstream techniques.
• Strong analytical, documentation, and problem solving skills.
• Ability to work both independently and in collaborative, fast paced environments.
• Excellent interpersonal, verbal, and written communication skills

If you have any questions, feel free to call me on (415) 322-5419 or send an email on akarsh.yathiraj@leadstackinc.com
Thanks and Regards
Akarsh Yathiraj Senior Recruiter C. (415) 322-5419 D. (415) 322-5419 A. 611 Gateway Blvd, Ste 120
South San Francisco, CA 94080 W. www.leadstackinc.com