MES Business Analyst

Müller UK & Ireland; Market Drayton; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

Müller UK & Ireland is seeking an MES Business Analyst to develop, support and improve OT systems across manufacturing sites. You will work with OT, IT and manufacturing teams to enhance data access, troubleshoot issues and deliver secure, reliable solutions.

Key responsibilities include building OT apps, managing historians such as IP21/Proficy, and integrating OT with enterprise systems while maintaining cybersecurity standards. This role is hybrid with site travel as required.

Qualifications

• Strong C# and .NET development experience.
• Experience with ASP.NET, MVC, Razor and Blazor.
• Experience administering Microsoft SQL Server.
• Knowledge of Windows Server environments and Hyper‑V virtualization.
• Experience integrating OT systems with enterprise applications.
• Understanding of industrial communications and OT networking.
• Historian platforms experience (IP21, Proficy).
• Ability to work with technical and non-technical stakeholders.

Responsibilities

• Develop OT applications using C#, .NET and web technologies to improve manufacturing efficiency and data visibility.
• Manage manufacturing data platforms, support historians (IP21, Proficy) and develop reporting/integration solutions.
• Develop and support SQL Server databases, including queries, objects, performance and security.
• Support OT infrastructure (Windows Server, Hyper-V, backups).
• Support SCADA and manufacturing systems (iFIX / AVEVA InTouch, VBA).
• Connect OT and IT systems with central IT for networking and cybersecurity governance.
• Drive continuous improvement with technical standards, documentation, knowledge sharing.

Skills

C# development

NET development

ASP.NET

MVC

Razor

Blazor

SQL Server development

Analytical skills

Education

Boat

Tools

IP21 Proficy IP21

GE Proficy

iFIX / AVEVA InTouch

OPC environments

VBA

Windows Server

Hyper-V

Job description

Location: Midlands / South West / Flexible

Working pattern: Hybrid, with travel to Müller manufacturing sites as required

Reports to: Functional Head of Automation & Controls MMI

About The Role

Want to use your software development skills to make a real difference in a manufacturing environment?

We’re looking for an MES Business Analyst to help develop, support and improve the Operational Technology (OT) systems that keep our manufacturing sites connected and running reliably.

Working across Manufacturing, Automation and IT, you’ll develop applications, manage manufacturing data platforms and support critical OT infrastructure. You’ll also help improve access to production data, troubleshoot technical issues and deliver solutions that make our manufacturing operations more efficient, secure and resilient.

What You’ll Do

• Develop OT applications using C#, .NET and web technologies to improve manufacturing efficiency and data visibility.
• Manage manufacturing data platforms, support historians, including AspenTech IP21 and GE Proficy, and develop reporting and integration solutions using APIs, OLEDB and industrial communication technologies.
• Develop and support SQL Server databases, including queries, database objects, performance and security.
• Support OT infrastructure, including Windows Server, Hyper-V, virtual machines and backup solutions.
• Support SCADA and manufacturing systems, work with Automation SCADA developers and help maintain and develop iFIX / AVEVA InTouch applications, VBA functionality and site production systems.
• Connect OT and IT systems, working with central IT on networking, firewalls, servers and infrastructure improvements - ensuring solutions meet cybersecurity and governance requirements.
• Drive continuous improvement through strong technical standards, documentation, knowledge sharing and root cause analysis.

What You’ll Bring

We’re looking for someone with strong software development and problem-solving skills, ideally gained within a manufacturing or OT environment.

You’ll Have

• Strong C# and .NET development experience, including ASP.NET, MVC, Razor and Blazor.
• Experience developing and administering Microsoft SQL Server.
• Knowledge of Windows Server environments and Hyper‑V virtualisation.
• Experience integrating OT systems with enterprise applications.
• Understanding of industrial communications, OPC environments and OT networking.
• Experience with historian platforms such as IP21, Proficy or similar.
• Strong analytical, troubleshooting and organisational skills.
• The ability to work effectively with both technical and non-technical stakeholders across multiple sites.

Even Better If You Have Experience With

• AspenTech IP21 or GE Proficy Historian
• iFIX / AVEVA InTouch and VBA development
• Manufacturing Execution Systems (MES)
• OT cybersecurity
• Industrial automation

The impact you’ll make

You’ll play an important role in keeping Müller’s manufacturing technology reliable, secure and connected. From improving access to production data to solving site issues and developing new solutions, your work will help our manufacturing teams get more from the systems they rely on every day.

You can find out more about Müller and what it’s like to work for us by clicking here Careers at Müller UK & Ireland