Principal Process Engineer - Purification, Lilly Medicine Foundry

Role: Process Engineer supporting GMP manufacturing of biologics, peptides, oligonucleotides, and bioconjugates at a new Lilly API production facility. Responsibilities: develop, optimize, and sustain purification processes, troubleshoot equipment such as chromatography skids and TFF systems, lead design and qualification of equipment, perform impact/risk assessments, support commissioning activities, mentor junior engineers, and ensure compliance with cGMP, quality, and safety standards. Requirements: BS/MS in chemical engineering or related, 5+ years in pharma/biotech process engineering, experience with biologics manufacturing, familiarity with GMP, regulatory compliance, and process control systems. Preferred: deep technical knowledge of chromatography, filtration, distillation, troubleshooting in GMP settings, software proficiency (DeltaV, Rockwell, Aspen), and strong communication skills. HighValue: biologics, peptides, oligonucleotides, GMP API manufacturing, process development, equipment qualification, cross-functional collaboration, startup environment, Indianapolis/Lebanon, Indiana, with future work at the new Lilly Medicines Foundry.