Hybrid MES Engineer - Manufacturing Execution Systems

Haleon; Poznań; Hybrid; PLN 153,000 - 210,000; Full time

Benefits offered by this job

Hybrid work (2 days onsite per week)

Private medical package (Medicover)

Multisport card

Pension plan and savings (PPE)

Personalized learning paths

Generali Life insurance

Family-friendly benefits

Free car and bike parking

Job summary

Haleon invites experienced MES/OT engineers to join its Poznań site to maintain and enhance manufacturing platforms. You will work with PAS-X/UNS stacks, ensuring data integrity, security, and validated operations across IT/OT environments.

You will collaborate with IT, OT and business teams, manage changes, and support upgrades while adhering to GMP/GxP guidelines and industry standards.

Qualifications

• Experience with MES or similar manufacturing platforms in regulated environments.
• Proficiency in Windows Server and Linux administration.
• Experience integrating IT and OT systems and data flows.
• Familiarity with UNS platforms such as HighByte or equivalent technologies.
• Hands-on experience with SQL databases (SQL Server/Oracle/PostgreSQL).
• Technical change delivery including upgrades, deployments and migrations.
• Scripting/automation using PowerShell, Python or Bash.
• ITIL-based service management processes (incident/problem/change).
• Working in regulated GxP environments with validation processes.

Responsibilities

• Support and maintain MES platforms, focusing on PAS-X and UNS solutions.
• Investigate and resolve application, platform and integration issues for reliability.
• Deliver upgrades, patches, lifecycle refresh, and disaster recovery tests.
• Collaborate with infra/tech teams to support servers, OS, databases, storage, networking, access management.
• Enable data flow between MES, UNS, shopfloor equipment and enterprise apps.
• Contribute to OT/IT integrations across manufacturing and business systems.
• Support validation, audit and compliance activities per GxP and data integrity rules.
• Create and maintain technical docs and SOPs.
• Improve platform reliability via monitoring, automation, and standardization.
• Collaborate with vendors and internal teams to enhance service quality.
• Participate in maintenance, deployments, and occasional after-hours work.

Skills

MES platforms

UNS (HighByte)

Windows Server

Linux

SQL (Server/Oracle/PostgreSQL)

Automation / Scripting (PowerShell, Py

ITIL service management

GxP / validation

Stakeholder collaboration

Tools

Körber PAS-X

VMware/Hyper-V

OPC UA / MQTT / Modbus

Docker / Kubernetes

Job description

Haleon invites experienced MES/OT engineers to join its Poznań site to maintain and enhance manufacturing platforms. You will work with PAS-X/UNS stacks, ensuring data integrity, security, and validated operations across IT/OT environments.

You will collaborate with IT, OT and business teams, manage changes, and support upgrades while adhering to GMP/GxP guidelines and industry standards.