Pharmacy Senior Aseptic Service Operator – Cancer & Technical Services

Go back Chelsea and Westminster Hospital NHS Foundation Trust

The closing date is 13 February 2026

To provide comprehensive technical support and assist in the provision of aseptic medicines dispensing, aseptic medicines preparation and to carry out support duties as required, including the daily, weekly and monthly cleaning of the aseptic unit clean rooms and Isolator cabinets, completing monitoring duties of the aseptic unit facility, and other duties as required.

• Aseptic Compounding:Preparing and assembling sterile products (chemotherapy, parenteral nutrition, IVs) using aseptic techniques within controlled environments (clean rooms).
• Quality & Compliance:Adhering strictly to Good Manufacturing Practices (GMP), Standard Operating Procedures (SOPs), and Good Documentation Practices (GDP).
• Environmental Monitoring:Conducting tests, cleaning, and maintaining the integrity of the aseptic unit's environment.
• Stock Management:Monitoring and maintaining adequate stock levels of raw materials and finished products, managing expiry dates, and ordering as needed.
• Documentation:Accurately recording all processes, completing batch records, training records, and supporting audits.
• Equipment Maintenance:Assisting with the cleaning, sterilization, calibration, and maintenance of equipment.
• Waste Disposal:Properly disposing of hazardous and non-hazardous waste.

Our Trust is one of England's top-performing and safest trusts. We operate two main acute hospital sites—Chelsea and Westminster Hospital and West Middlesex University Hospital—along with award-winning clinics across North West London.

Our nearly 7,500 staff care for a diverse population of 1.5m, providing full clinical services including maternity, A&E and children's services, plus specialist HIV and sexual health care. The CQC rates us Good in safety, effectiveness, care and responsiveness, and Outstanding in leadership and resource use.

We continually invest in our facilities, including a £30m expansion of critical care at Chelsea and an £80m Ambulatory Diagnostic Centre at West Mid.

We are delivering sustainable healthcare through our Green Plan. In line with Greener NHS ambitions, we aim for net zero carbon emissions by 2045. Achieving this requires collective effort. We encourage staff to reduce their impact on carbon, waste and pollution wherever possible. Every action counts to create a healthier, more sustainable future.

We are committed to equal opportunities and believe diversity drives innovation and excellence. We welcome applications from the global majority, veterans and underrepresented communities, valuing the perspectives they bring.

If you haven't heard from us within 3 weeks of the closing date, your application was likely unsuccessful. Employment is subject to a six-month probation.
Some roles may require weekend shifts at multiple sites.

Roles and responsibilities

Effectively participate in the delivery of all services from the Technical Services unit.

Duties to include:

• Aseptic dispensing, including the preparation of cytotoxic, intrathecal injections, intravenous additives, clinical trial drugs, and any other drugs which require aseptic preparation after the required training, accreditation and validation.
• Ordering of drugs, consumables and equipment used within Technical Services.
• Ensure medication is prepared to meet agreed delivery times and to minimise waiting times for patients.
• Maintains effective communication links with Lead Pharmacist and Lead Technician and all members of the Technical Services team.
• To follow relevant procedures, including adherence to GMP, The Orange guide, QAAPs, Section 10 requirements, Waste Management, Health & Safety legislation, COSSH regulations and the Trust Medicines Policy in order to deliver the service in a safe and effective manner.
• Ensure stock levels of all products and materials are accurate and support the appropriate ordering of stock through liaison with the Pharmacy Buying Office. Inaccuracies in all medicines should be investigated before being referred to line manager without…