NEW JOB OPENING
RESEARCH ASSOCIATE II, PURIFICATION PROCESS DEVELOPMENT (HTP & AUTOMATION)
IN Oceanside, CA, USA!

 

Date Posted: 10/08/2026
Hiring Organization: Rose International
Position Number: 508934
Industry: Biotech/Healthcare
Job Title: Research Associate II, Purification Process Development (HTP & Automation)
Job Location: Oceanside, CA, USA, 92056
Work Model: Onsite
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 13
Min Hourly Rate($): 48.00
Max Hourly Rate($): 56.00
Must Have Skills/Attributes: Analytical Skills, Biochemistry, Chromatography, Protein Purification
Experience Desired:
Experience with chromatography (2+ yrs),
Expertise developing and executing HTP purification assays (2+ yrs),
Automated liquid handling workflows using Tecan or Hamilton systems (2+ yrs)
Required Minimum Education: Bachelor’s Degree
Preferred Education: Master’s Degree

**C2C is not available**

 

Job Description
Required Qualification:



• Bachelors with 4+ years of relevant industry experience in chemical engineering, biochemistry, bioengineering, or related discipline.



Preferred Qualification:



• Master's with 2+ years of relevant industry experience in chemical engineering, biochemistry, bioengineering, or related discipline



Required Skills:



• 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.



Preferred Skills:



• Ability to work both independently and in collaborative, fast paced environments.

• Excellent interpersonal, verbal, and written communication skills.



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.



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.

  • **Only those lawfully authorized to work in the designated country associated with the position will be considered.**

  • **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.**


 

Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.

California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.

Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.

If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.

Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).

 

Apply Now

 

About Rose

  • Founded in 1993
  • Office Locations Across the U.S.
  • 150+ Clients: Corporations and Government Agencies
  • Employee Oriented Company
  • Challenging Assignments Across the U.S.
  • Continuous Professional Development

It is a great pleasure being a part of the Rose International Team.

Toni, Consultant

I am very happy with the Rose International, and the professionalism of the employees.

Robin, Consultant

I believe the best thing that Rose HR has going for it is the incredible responsiveness. Everyone is very quick to reply to any concerns, and contacts the contracted employees very quickly and efficiently.

Kevin, Consultant

I have been very pleased with my experience with Rose International. Everyone that I encountered was very helpful and courteous.

Stephanie, Consultant

My on-boarding with Rose was outstanding. The packets of information, the process, and great attention to detail each person gave me allowed me to get started quickly.I appreciated each person's friendly and helpful attitude.

Diana, Consultant

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