We’re Hiring – Senior MES Engineer (Siemens Opcenter)
Start: ASAP | Long-term mission – Based in Wavre / Braine-l’Alleud / Lessines
Hybrid model: 3 days on-site, 2 days remote
Languages: Fluent French & English required
We are looking for a Senior MES Engineer with strong hands-on experience on Siemens Opcenter to support critical MES projects for major pharmaceutical clients. You will be embedded in a dynamic team working across highly regulated GxP environments .
Your Role
As a Senior MES Engineer, you will:
Act as the technical reference for Siemens Opcenter MES configuration and integration
Translate business and process requirements into detailed technical specifications
Configure and customize the Opcenter platform (no development from scratch)
Collaborate with multidisciplinary teams (Automation, IT, QA, Production)
Support system integration, testing (IQ/OQ), and validation phases
Ensure data integrity and GMP compliance throughout all MES activities
Manage interfaces, dependencies, and technical documentation
Provide on-site technical support, maintenance, and training when required
Participate in project planning and progress reviews (agile/waterfall hybrid)
Your Profile
✅ Background:
Master’s degree in Computer Science or Industrial Engineering (non-automation profile)
Minimum 4 years of hands-on experience with Siemens Opcenter
Solid understanding of MES concepts and pharma manufacturing environments
✅ Technical Skills:
Strong command of SQL (queries, scripting, data manipulation) – not architecture
Familiarity with technologies such as .NET, C#, VB, ASP
Experience working with relational databases (SQL Server / Oracle)
Able to work in validated GxP environments
✅ Soft Skills & Mindset:
Client-facing attitude, professional and composed on-site
Excellent analytical and problem-solving mindset
Self-driven, proactive, and organized
Team-oriented, communicative, and able to work under pressure
✅ Languages:
Fluent French & English (written and spoken)
✅ Other:
Willingness to travel between Wavre/Braine-l’Alleud and Lessines (3/5 days on-site)
Why Join Us?
This is a unique opportunity to contribute to mission-critical MES projects in the using your Siemens Opcenter expertise to support world-class pharmaceutical manufacturing processes. You’ll be working on site with top-tier clients (UCB, Takeda), helping them optimize operations, ensure regulatory compliance, and enable digital transformation .
You’ll join a motivated and collaborative team where technical excellence, ownership, and client trust are valued. Your expertise will directly impact production efficiency, product quality, and patient safety in a highly regulated environment .
Ready to elevate your MES career?
Apply now and become a trusted MES expert on projects that matter.