Scientist, Clinical Research, Research Scientist

Are You Ready to Make an Impact at RSSL? Join Our Mission to Transform Lives Through Science, Innovation and Collaboration

At Reading Scientific Services Ltd (RSSL), we lead the way in scientific analysis, research, consultancy, and training. We provide services to the food, pharmaceutical, and consumer goods industries, as well as our parent company, Mondelez International.

We are not just dedicated to delivering world‑class scientific solutions and outstanding customer service, we are recognised for it. We were named Best Performing Professional Services Company of the Year (2025) at the One Nucleus Awards and CRO of the Year at the OBN awards. We were also finalists for multiple recent awards recognising our commitment to skills and rising talent.

If you are passionate about driving innovation and making a real impact, RSSL is the place for you!

In RSSL we are customer focused, science led and results driven. The RSSL Speciality Pharmaceutical laboratory performs a wide range of analytical analyses for predominantly pharmaceutical and healthcare companies and supports Mondelez research and innovation.

The role at Scientist I is to be responsible for performing a range of routine analyses ensuring that projects are completed effectively and meet the customer’s contractual agreements. Perform chemical analysis and report work in accordance with the quality standards within the Speciality Pharmaceutical laboratory. Supervise and train junior members of the team as required. Occasional client contact and administrative support for laboratory management.

The Speciality Pharmaceutical laboratory focus on chromatography, mass spectrometry and elemental analysis techniques, with the focus of this role being HPLC and/or GC.

The position will be primarily based at the RSSL sites on the Reading university campus, although may require attendance at any of the RSSL sites or to support work in other laboratories.

• Provide high quality customer service at all times by ensuring effective organisation of assigned workload, integrity of analytical data generated and timely/accurate provision of results.
• Perform a range of routine analysis using techniques such as chromatography, mass spectrometry and elemental analysis under minimal supervision of a senior member of staff.
• Perform method verifications following protocols. Perform basic maintenance and troubleshooting of lab equipment. Perform transcription checking for factual data (e.g. reagents) and review non GMP projects on LIMS.
• Be proficient in the use of generic and specific software packages required for the role:
  Laboratory’s LIMS system, Q-Pulse, etc.
• Provide training in routine activities and methods.
• Take responsibility as required for elements of specific projects and/or specific areas of general laboratory/sample administration.
• Will be expected to work in different laboratories if the demand is required.

• Work as part of an efficient analytical team. Participate in the preparation of client quotes. Deliver internal presentations across groups.

• Supervise and train a junior member of the team as required.

• Work to the highest standards of safety and quality by ensuring that appropriate COSHHs, risk assessments and SOPs are understood and followed.
• To complete assigned quality actions in a timely manner. Assist with the documentation of SOPs for simple equipment and tests and generation of Risk Assessments and COSHH.
• To maintain a clean, tidy and safe working environment.
• To understand and work to the requirements of GMP and UKAS.
• Ensure training records are accurate.

• Educated to Degree in a relevant scientific discipline or equivalent relevant experience in a laboratory.
• Good understanding of basic lab equipment.
• Accountable, honest, hardworking and able to work efficiently in a team.
• Flexible and adaptable to meet customer/business requirements.
• Meticulous attention to detail and an ability to follow written instructions.
• Good written and verbal communication skills.
• Self motivated, enthusiastic and…