This role focuses on downstream bioprocess science within Astellas’s product research and development organization, supporting the development, optimization, and scale-up of biologics manufacturing processes. Candidates are generally expected to hold a degree in biotechnology, biochemistry, chemical engineering, pharmaceutical sciences, or a related discipline, with practical experience in downstream processing such as chromatography, filtration, purification, and process characterization. Experience with biologics, analytical technologies, experimental design, data interpretation, and laboratory documentation is valuable. The successful candidate should demonstrate scientific judgment, problem-solving ability, strong communication skills, collaboration across research and manufacturing teams, and a commitment to quality, compliance, and innovative pharmaceutical development.
Astellas Pharma Inc. is a Japan-based global pharmaceutical company headquartered in Tokyo. It researches, develops, manufactures, and commercializes medicines for patients worldwide, with a focus on areas where significant unmet medical needs remain. Its work spans innovative therapies, including oncology, immunology, neuroscience, ophthalmology, and other specialist fields, as well as advanced biologics and biotechnology platforms. Astellas operates research, development, manufacturing, and commercial organizations across Japan, North America, Europe, and other international markets. The company emphasizes patient-focused innovation, scientific collaboration, responsible business practices, and the translation of research into meaningful medical outcomes. Employees typically work in multidisciplinary and international teams, making the organization relevant to scientists with expertise in pharmaceutical development, bioprocessing, quality, clinical research, and related technical areas.
Japan offers strong opportunities in pharmaceuticals, biotechnology, engineering, information technology, healthcare, manufacturing, and research, particularly around Tokyo, Osaka, Yokohama, Kobe, and Tsukuba. The culture values punctuality, teamwork, respect, attention to detail, and steady professional development. Major cities provide excellent public transport, healthcare, restaurants, and cultural activities, although housing and commuting costs can be high in Tokyo. Regional areas offer a quieter lifestyle and access to mountains, beaches, and traditional communities. Foreign professionals may need a work visa sponsored by their employer, commonly under an Engineer/Specialist in Humanities/International Services or a highly skilled professional category, depending on the role and qualifications. Relocation usually involves securing a residence card, registering an address, arranging health insurance and pension enrollment, and opening a bank account. Japanese language ability is helpful for daily life, even when English is used at work.
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