Jobs in Newton-le-Willows

Why Greencore?

Following the combination with Bakkavor in January 2026, we're one of the UK's leading creators of convenience food, driven by a simple purpose: to make every day taste better.

As a vibrant and fast-moving business, we're proud to employ over 28,000 talented colleagues across 36 manufacturing sites and 21 distribution depots in the UK and the US. Together, we bring delicious food to life. Our products cover every meal occasion from breakfast through to dinner and dessert, with lunch and snacking in between. In FY25, our shared passion helped us achieve combined revenues of approximately £4bn.

Our extensive direct to store (DTS) network, with 17 depots across the UK, allows us to deliver fresh and frozen food both our own and from trusted partners to thousands of stores every day, ensuring consumers enjoy the very best, whenever and wherever they shop.

Here at our Warrington site, we are known as the Italian centre of excellence, recent expansion and investment make this site a state-of-the-art manufacturing unit! We produce high quality Italian ready meals for both Tesco & Co-Op.

As an Opex Manager at Greencore, you will lead the site adoption and adherence to the Business Improvement (BI) Programme and toolkit to define and deliver stretching business improvement targets, aligned with group strategy.

What you'll be doing:

Define stretching site financial BI targets, aligned with the return on investment targets defined in current and next year budget and longer-term strategic plans
Work with colleagues to develop a pipeline of achievable BI initiatives capable of delivering the agreed BI targets
Manage delivery of BI initiatives within agreed timescales and financial targets, leveraging the skills and resource of the local BI or Operations team and negotiating additional skills, resource and capital from additional stakeholders where necessary
Manage site deployment of the Business Improvement Programme to full maturity, using Process Confirmations to measure and drive adoption and being an advocate for the site
Build site capability to deliver business improvements through coaching BI principles and tools, primarily with the BI team and extending to relevant colleagues from Operations and other functions
Promote full adoption of the BI key performance indicator (key performance indicator) suite and performance management process (PMP) and their role in identifying future BI opportunities
Be an active member of the Greencore BI community, contributing to and drawing from best practice standards to help drive coordinated group-wide performance improvement
Lead and direct the site BI team to ensure that people are kept safe, engaged, focused, developed and delivering their potential

What we're looking for:

Experience in a manufacturing environment, recognised as a world class or lean organisation
Experience of delivering results using Business Improvement techniques
Demonstrates effective leadership skills, leading teams through business process changes and site improvement plans
Skilled in analytical software plus competent user of Microsoft Office suite
Ability to deliver training, coach others and facilitate group problem solving sessions
Program and project management skillsWe're proud to be recognised in the Gender Equity Measure Top 100 for our commitment to gender equality.
If this sounds like you, join us and grow with Greencore, and be a part of driving our future success.

What you'll get in return:

Competitive salary and job-related benefits

Holidays

Car Allowance

Annual Target Bonus

Competitive matched pension contributions

Life insurance up to 4x salary

PMI Cover: Individual

Company share save scheme

Greencore Qualifications

Exclusive Greencore employee discount platform

Access to a full Wellbeing Centre platform

Enhanced parental leave and menopause policies
Throughout your time at Greencore, you will be supported with on the job training and development opportunities to further your career