Administrative Assistant in Thatcham

CSLs R&D organization is accelerating innovation to deliver greater impact for patients. With a project‑led structure and a focus on collaboration, we are building a future‑ready team that thrives in dynamic biotech ecosystems. Joining CSL now means being part of an agile team committed to developing therapies that make a meaningful difference worldwide.

Under the direction of the Senior Executive Assistant, the Administrative Assistant provides comprehensive administrative support to ensure smooth daily operations for a team or department. This role involves managing calendars, coordinating travel, organising meetings and preparing documents and reports. The assistant serves as a key point of contact for internal and external stakeholders, handles correspondence, maintains filing systems and supports onboarding activities. Strong organisational skills, attention to detail and proficiency in MS Office are essential for success in this position.

Main Responsibilities

• Manage calendars, schedule meetings across multiple time zones, prepare agendas, reserve meeting rooms and arrange catering when needed; coordinate with other administrative staff and attendees to confirm availability.
• Plan and manage special projects and events, including global meetings and project‑related sessions.
• Arrange facilities, catering, invitations and travel for internal and external participants.
• Monitor and control event budgets.
• Prepare visual presentations and meeting materials as needed.
• Organise and support leadership meetings, including preparing materials, recording minutes and tracking action items.
• Collect and organise data for projects, follow up on outstanding items and act as liaison between teams.
• Greet visitors, manage access and ensure appropriate arrangements.
• Perform other related duties as assigned.

Qualifications and Experience Requirements

• High School Diploma or equivalent vocational or technical training.
• Bachelor’s degree or Technical College degree – a plus.
• 1–2 years administrative support experience, preferably within the pharmaceutical industry.
• Technical proficiency: skills in Microsoft Office Suite and the ability to learn systems/databases.
• Time management: demonstrated ability to prioritise tasks effectively.
• Ability to manage several ongoing activities and work independently or as part of a team.
• Detail‑oriented.
• Strong customer‑service focus with the ability to work with different stakeholders.

We are looking forward to receiving your online application. Applications must include a motivation letter and CV as well as letters of reference and copies of relevant transcripts and/or diplomas in the original language. Please include all these in one document together with the CV.

About CSL Behring

CSL Behring is a global biotherapeutics leader driven by our promise to save lives. Focused on serving patients’ needs by using the latest technologies, we discover, develop and deliver innovative therapies for people living with conditions in the immunology, hematology, cardiovascular, metabolic, respiratory and transplant therapeutic areas. We use three strategic scientific platforms—plasma fractionation, recombinant protein technology and cell and gene therapy—to support continued innovation and continually refine ways in which products can address unmet medical needs and help patients lead full lives. CSL Behring operates one of the world’s largest plasma collection networks (CSL Plasma). Our parent company CSL headquarters in Melbourne, Australia employs 32 000 people and delivers its lifesaving therapies to people in more than 100 countries.

You Belong at CSL

At CSL, Inclusion and Belonging is at the core of our mission and who we are. It fuels our innovation day in and day out. By celebrating our differences and creating a culture of curiosity and empathy we are able to better understand and connect with our patients and donors, foster strong relationships with our stakeholders and sustain a diverse workforce that will move our company and industry into the future. CSL is an Equal‑Opportunity Employer. If you are an individual with a disability and need a reasonable accommodation for any part of the application process, please let us know.