Downstream Process Associate

Location: San Diego, California

Country: United States

Category: Other

Workplace Location: Onsite

Employment Type: Contract

Posted Date: August 25, 2026

Job ID: 651049

Job Description

Client Job Title: Downstream Process Associate
Duration: 5 months  
Location: San Diego, CA
Pay rate: $80-84/hr. 

 

oin a growing Manufacturing team as a Downstream Pilot Plant Associate supporting the on-time delivery of quality gene therapy products. This role will participate in diverse activities including downstream process execution, maintaining GLP documentation, operating and maintaining process equipment, authoring records and procedures, and supporting continuous improvement efforts for viral vector gene therapy manufacturing.

Responsibilities (Essential Role Responsibilities)
  • Perform downstream purification processes, including chromatography, ultrafiltration, tangential flow filtration, and depth filtration, at pilot and production scales.
  • Operate and maintain standard bioprocessing equipment such as chromatography systems, ultracentrifuges, and tangential flow filtration (TFF) units.
  • Adhere strictly to current Good Manufacturing Practices (cGMP) and Good Documentation Practices (GDP) in all activities.
  • Prepare, review, and maintain batch records, SOPs, logbooks, raw material specifications, campaign summary reports, technology transfer documents, and presentations in compliance with regulatory requirements.
  • Collaborate with cross-functional teams to support manufacturing investigations, root cause analysis, and process troubleshooting.
  • Ensure compliance with SOPs, training requirements, and scale-up best practices.
  • Maintain facility readiness and support regulatory inspections through vigilant oversight.
  • Utilize Quality Systems and ERP platforms to document and track manufacturing activities.
  • Drive process improvements through the change control process and other continuous improvement initiatives.
  • Apply professional expertise to routine assignments; may supervise or serve as lead during on-floor activities.
  • Provide process subject matter expertise and take ownership of assigned deliverables.
  • Preferred: Experience conducting manufacturing investigations in biologics production.
  • Demonstrate strong technical writing and communication skills.
  • Maintain a safe working environment and stay current with all assigned training.
Position Requirements (Required and/or Preferred Skills, Experience and Education) Skills
  • Manufacturing support experience in bioprocessing required.
  • Hands-on experience with chromatography, ultrafiltration, and depth filtration acquired through laboratory, pilot, or production-scale experience.
  • Good Manufacturing Practices (GMP) experience required.
  • Good Documentation Practices (GDP) experience required.
  • Ability to effectively collaborate with team members and cross-functional partners.
  • Experience with manufacturing investigations in biologics manufacturing.
  • Familiarity with Quality Systems and Enterprise Resource Planning (ERP) systems.
Education

Qualifications

  • B.S. degree in Biology or a related field with 4-6 years of experience working in process development.

EEO Statement

The staffing industry has seen an increase in people falsely representing themselves as recruiters to gather personal information from job seekers. For your safety, do not provide sensitive data to anyone you have not spoken with thoroughly, never provide banking information during the application process, and always double check the email address of the Recruiter to ensure it’s from an official Planet domain (@theplanetgroup.com or @launchcg.com) - and not a domain with an alternative extension like .net, .org, or .jobs.

The Planet Group and our companies are equal opportunity employers. It is our practice not to discriminate against any employee or applicant based on any criteria, condition or basis protected by laws or regulations in the locations where we do business. All qualified applicants are encouraged to apply. We celebrate diversity and are committed to providing an environment of mutual respect. We believe that diversity, equity, and inclusion enable us to better meet our mission and values while serving our clients across the globe. If you have a disability or handicap and would like us to accommodate you in any reasonable way, please inform your recruiter, or contact us, so that we can discuss the appropriate alternatives available.

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About The Planet Group

The Planet Group is a global professional services firm delivering strategic staffing and advisory solutions. We operate at the intersection of talent and transformation – connecting the right people with the right opportunities in the areas of technology, engineering, accounting & finance, digital marketing, and manufacturing.

As one of the largest staffing companies in the US, we operate with a global reach and a performance-first mindset. We partner with clients to move fast, stay agile, and drive measurable results – building high-impact teams that fuel transformation and growth.

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