Rosario has over 20+ years of experience in driving R&D, commercial, and operational excellence through business acumen and scientific leadership with roles of increasing responsibility in development, scale-up, transfer, and launch preparation of generic, complex generic and branded products as well as products following a 505b2 regulatory pathway at Merck, Novartis, TEVA and Sandoz. This includes development of active pharmaceutical ingredients and drug products including small molecules, synthetic polypeptides and proteins in various dosage forms (Parenterals, solid oral dosage forms, transdermals, films, etc) and drug-device combination products for a wide gamut of therapeutic areas. Currently at Sandoz Rosario is Head of Scientific Affairs based in Princeton, NJ responsible for external partnership product development with speed-to-market philosophy leading to timely product submissions (NDAs, 505(b)(2)s, and ANDAs), approvals and on-time launches. Rosario oversees technical due diligence evaluating CMC and bio-analytical aspects of new product opportunities amenable to co-development, in-licensing or acquisition. Moreover, he advances pipeline strategy and leads team for identification, evaluation and prioritization of internal/external robust tuneable technology platforms. Prior to joining Sandoz, Rosario worked at TEVA Pharmaceuticals as Site Head / Head of Development for Sterile Products in Pomona, New York. He also worked at Novartis as global project leader for API/drug product, Global Quality by Design Network Leader, and led various global teams: QbD training, Specification Setting Strategy and Regulatory CMC team focused on streamlining CMC processes for small molecules/ biologics development projects. In addition, he worked at Merck Research Laboratories API Division supporting the development of synthetic pathways and scale-up of chemical processes for early- to late-stage drug candidates. Recognized for scientific innovation: 35 research publications, 100+ presentations, and book contributions on formulation, analytical and physical chemistry, process analytical technology (PAT), Quality by Design (QbD), and other topics. Co-Editor (Book): HPLC for Pharmaceutical Scientists.