
Science In Sport Group is a world leader in sports and performance nutrition.
We have two highly regarded brands; SiS which combines world-class science and innovation to provide optimal performance nutritional solutions for professional athletes, sports and fitness enthusiasts and the active lifestyle community. This includes over 320 professional teams worldwide across a broad range of sports including Football, Rugby, Cycling, Athletics, Basketball, Netball and Swimming. Brand ambassadors include former track cyclist Sir Chris Hoy, an eleven-time world champion and six-time Olympic champion, and Eilish McColgan, who won gold in the 2022 Commonwealth Games 10,000 metres.
PhD Nutrition is a premium, active-nutrition brand for the active lifestyle community wanting intelligent nutrition to help them achieve their goals. With over 20 years of research and development, our products are designed to maximise performance in and out of the gym. It’s an exciting time for PhD Nutrition as 2025 will kick off an entirely new line up of brand ambassadors, from hybrid athletes to qualified sports nutritionists.
The two brands sell through the phd.com and scienceinsport.com digital platforms, third-party online marketplaces including Amazon, as well as extensive domestic and international retail distribution.
In 2022 the company opened a state of the art 160,000 square foot manufacturing and logistics facility in Blackburn, Lancashire. Providing a significant advantage in product costs and customer response time and most importantly, allowing Science In Sport to lead the way for quality standards.
Science In Sport is the nutrition partner to globally recognised elite teams, including Tottenham Hotspur, Saracens Rugby, British Triathlon, Aquatics GB, British Cycling, England Netball and Loughborough Sports. As well as being the Official Energy Gel Provider of RunThrough and the Official Nutrition Partner of Ultra X.
As a Senior Warehouse Operations Manager, you are accountable for the safe, reliable and commercially effective performance of the warehouse function. Leading through the Warehouse Manager, you will maintain strong operational control while ensuring the team has the direction, capability and structure required to deliver service, safety, inventory and cost targets.
You will define and continually optimise the warehouse operating model, aligning organisational structure, labour, capability, space, equipment, systems and ways of working with current and forecast business demand. Using performance and commercial insight, you will anticipate constraints, set clear priorities and develop scalable solutions that support business growth without proportionate increases in cost or complexity.
Technology, systems optimisation and automation will be key enablers of this improvement. You will identify opportunities to simplify processes, remove non-value-added activity and strengthen operational control, developing robust business cases and leading the implementation of approved solutions in partnership with Technology, Finance and other relevant teams.
Working closely with Manufacturing, Customer Experience and Supply Chain, you will align warehouse capability with production requirements, customer commitments and the global fulfilment needs of the business. You will influence stakeholders and drive structured, cross-functional solutions that improve end-to-end performance and support delivery of the business plan.
Capability - the skills and behaviours required to do this job well
Performance – how you will know you are doing a great job
Specific metrics will be set when in role and will be reviewed and built upon regularly. Alongside this, you will be supported with a personal performance plan that will enable you to continue improving your own performance and impact.
Attributes – experience and mindset that will enable you to do well in this role.
Science in Sport Group is an equal opportunity employer; we value diversity and strive to cultivate an inclusive workplace. We do not tolerate discrimination of any kind in regard to race, colour, religion, gender, gender identity, sexual orientation, national origin, ethnicity, age, disability, marital status, or any other characteristic protected by law. We fully support reasonable adjustments throughout our recruitment process, to provide an inclusive and welcoming recruitment experience.

Science in Sport plc is a leading sports nutrition business that develops, manufactures and markets innovative nutrition products for professional athletes, sports and fitness enthusiasts and the gym lifestyle community. The Company has two highly regarded brands: PhD Nutrition, a premium active-nutrition brand targeting the gym lifestyle community, and SiS, a leading endurance nutrition brand among elite athletes and professional sports teams.
PhD is one of the UK's leading active nutrition brands with a reputation for high quality and product innovation. The brand has grown rapidly, based on its core protein powders, since its launch in 2005. The range now comprises powders, bars and supplements including the high protein, low sugar range, PhD Smart. PhD brand ambassadors include leading fitness influencers Ross Edgley and Obi Vincent. The PhD brand is an official partner to the Tough Mudder Challenge and Race Series.
SiS, founded in 1992, has a core range comprising gels, powders and bars focused on energy, hydration and recovery. SiS is the official sports nutrition supplier to many professional teams and organisations including INEOS Grenadiers Cycling Team and Team INEOS UK (America's Cup Team). SiS supplies more than 100 professional football clubs in the UK, Europe and USA, and is Performance Research Partner to the English Football Association.
Science in Sport is headquartered in London. Its shares joined the AIM market of the London Stock Exchange in August 2013 and trade under the ticker symbol SIS.