Principal Engineer – Formulation & Component Prep

Eli Lilly Eli Lilly · Pharma · Pleasant Prairie, WI

Principal Process Engineer for sterile drug product formulation and component preparation in parenteral (PFS/vial) manufacturing. Ensures safe, efficient, and compliant operations. Requires 8+ years of experience in sterile drug product manufacturing, strong knowledge of aseptic formulation and component preparation, and GMP requirements.

What you'd actually do

  1. Monitor and trend process performance to support day-to-day decision making in formulation and component preparation.
  2. Apply statistical tools (e.g., capability, control charts) to quantify variability, identify drivers, and prioritize continuous improvement.
  3. Ensure formulation skids, filtration assemblies, washers, and autoclaves remain qualified/validated and fit for intended use (including periodic review and requalification, as applicable).
  4. Partner with Maintenance/Calibration to review and improve preventive maintenance and calibration strategies for relevant assets.
  5. Support implementing key digital upgrades and initiatives from a process engineering perspective ensuring it meets the process needs.

Skills

Required

  • Bachelor's degree in Chemical Engineering, Pharmaceutical Sciences, Chemistry, or a related Engineering field.
  • 8+ years of senior engineering experience in parenteral or sterile drug product manufacturing.
  • Strong knowledge of aseptic formulation processes (bulk drug product formulation, sterile filtration, bioburden control) and GMP requirements.
  • Solid understanding of component preparation in support of PFS manufacturing (washing and steam sterilization of process equipment and consumables introduced into the aseptic environment).

Nice to have

  • Experience with parenteral component washing systems (e.g., Fedegari, STERIS).
  • Experience with formulation skid and filtration system operation and validation (e.g., Tecninox).
  • Familiarity with gamma-irradiated component supply chains and associated supplier quality management.
  • Familiarity with extractables/leachables concepts for PFS and vial systems.
  • Experience with equipment qualification (IQ/OQ/PQ) and process validation.
  • Experience with MES, CMMS, and deviation/change management systems.

What the JD emphasized

  • rigorous quality standards
  • GMP
  • regulatory requirements
  • validation