Serena has a strong scientific background in Microbiology and Biotechnology. She worked in several pharmaceutical companies to support quality control departments. She is especially skilled in quality assurance procedures and has excellent knowledge of cGMP guidelines. She started her career as a quality technician, and over the years, she moved into management positions, working in immuno-chemical, chemical, and microbiological departments. She played a key role in many projects, such as: disinfectants strategy, environmental sampling plan definition, lean scheduling and release of products, product stability management, method and process validation, and change control. In PMS, she splits her time between Sterility Assurance and Risk Assessments for Environmental Monitoring.