Job Title: Brewer 

Location: Dublin, Ireland 

12-Months Fixed Term Contract/Secondment

37.5 weekly hours, Shift position across 7 days 

End date to Apply: 23rd Septemeber 2026

Interested in brewing the world’s most famous stout? Join us at St. James’s Gate and become a brewer behind Guinness. 

About the Role 

Brewers at St. James’s Gate play a key role in balancing tradition with innovation, ensuring every batch meets the highest quality, safety, and efficiency standards while pushing for continuous improvement. You’ll be hands-on with production, process optimisation, and problem-solving, and you’ll help shape the future of brewing at Guinness. 

What You’ll Do 

• Lead and support health, safety, environment and hygiene initiatives (inspections, risk assessments, audits). 
• Deliver production plans, monitor KPIs, and take action to keep processes on track. 
• Optimise plant and process performance, implementing improvements where needed. 
• Monitor in-process quality and lead initiatives to strengthen product consistency. 
• Carry out maintenance checks and process audits. 
• Use systems such as MES, SAP, Braumat, Proleit, Harford to analyse data and drive improvement. 
• Solve problems using structured tools (Fishbone, 5 Whys, SIC) and lead root cause sessions. 
• Lead improvement projects and create/update SOPs. 
• Actively contribute to Tier 1 team meetings and track actions through to completion. 
• Own your annual performance and personal development plan. 

About You 

We’re looking for someone who: 

• Is a strong communicator and problem solver. 
• Takes pride in work standards and process ownership. 
• Brings curiosity and a drive for continuous improvement. 

Preferred background: 

• Scientific and/or engineering qualification—or proven relevant experience. 
• Knowledge of beverage production or process-led manufacturing. Familiarity with quality, safety, and environmental systems. 

Some Exciting Facts about the Team: 

St. James's Gate Brewery in Dublin is Diageo's largest manufacturing facility in Ireland, and the largest stout brewery in the world, producing over three million pints of Guinness every day, supplying a growing Irish, UK and US market, and exporting to 90 global markets. Our main beer brands are Guinness, Rockshore, Hop House 13, Smithwick's and Harp. We also brew Carlsberg and Tuborg under licence for the Irish market, as well as a range of newer products, most recently Guinness 0.0 The brewery is highly utilised placing a premium on plant and process reliability.  

In late 2014 Diageo completed a €169 million investment creating a world class brewing centre of excellence at St. James's Gate, which has increased the competitiveness of beer exports through our end-to-end global supply chain network. Given continued growing demand for our beers, Diageo committed a further €100 million to the Brewery last year, enabling our team to deliver increased volume, new innovations and replacing our Kegging facility. 

Working with Us 

​Join us and you can also expect a highly competitive and flexible rewards and benefits package including a contemporary work life balance policies and wellbeing activities, Healthcare allowance, Product allowance, Contributary pension scheme, Annual performance bonus, A shift allowance, Share options and many more.. 

Our purpose is to celebrate life, every day, everywhere. And creating an inclusive culture, where everyone feels valued and that they can belong, is a crucial part of this. 

We embrace diversity in the broadest possible sense. This means that you’ll be welcomed and celebrated for who you are just by being you. You’ll be part of and help build and champion an inclusive culture that celebrates people of different gender, ethnicity, ability, age, sexual orientation, social class, educational backgrounds, experiences, mindsets, and more. 

Our ambition is to create the best performing, most trusted and respected consumer products companies in the world. Join us and help transform our business as we take our brands to the next level and build new ones as part of shaping the next generation of celebrations for consumers around the world. 

Feel inspired? Then this may be the opportunity for you! 

If you require a reasonable adjustment, please ensure that you capture this information when you submit your application.