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Sr. Process Engineer

Sr. Process Engineer

CompanyGuardant Health
LocationSan Carlos, CA, USA
Salary$Not Provided – $Not Provided
TypeFull-Time
DegreesBachelor’s, Master’s
Experience LevelSenior

Requirements

  • Bachelor’s or Master’s degree in Chemical Engineering, Biomedical Engineering, Biotech, or related field.
  • 5+ years of experience in a regulated diagnostics or biomanufacturing environment, with at least 2 years specifically supporting LDTs or clinical lab workflows.
  • Strong knowledge of CLIA/CAP requirements and experience with quality systems and GMP/GLP.
  • Hands-on experience with lab automation platforms, liquid handling systems, and analytical instrumentation used in molecular diagnostics.
  • Strong Hamilton STAR method coding experience, with an emphasis on error handling and troubleshooting.
  • Demonstrated success leading cross-functional process improvement or technology transfer projects.
  • Proficiency in data analysis software (e.g., JMP, Minitab, Python, or Excel-based tools).
  • Excellent problem-solving, communication, and project management skills.

Responsibilities

  • Lead process design, development, and optimization for LDT workflows, including sample prep, reagent handling, automation integration, and assay performance.
  • Act as a technical liaison between R&D and Operations to ensure smooth technology transfer from pilot to full-scale production.
  • Support validation activities including process qualifications (IQ/OQ/PQ), method validations, and equipment validations in accordance with CLIA, CAP, and FDA guidelines.
  • Develop and maintain process documentation including SOPs, batch records, protocols, and engineering reports.
  • Drive root cause analysis and implement corrective/preventive actions (CAPAs) for process deviations and non-conformances.
  • Collaborate with Quality Assurance and Regulatory Affairs to support audits, inspections, and continuous improvement initiatives.
  • Utilize statistical tools and data analysis (e.g., DOE, SPC, Six Sigma) to monitor process performance and identify opportunities for efficiency gains and cost reduction.
  • Support onboarding and training of junior engineers or technical staff as needed.

Preferred Qualifications

  • Experience with nucleic acid extraction, PCR, or NGS workflows.
  • Lean Six Sigma certification (Green or Black Belt).
  • Familiarity with ISO 13485 and 21 CFR Part 820.