Senior Data Analyst / Technical Data Engineer

Senior Data Analyst / Technical Data Engineer

Location: Ghent region (partially remote, in agreement with the client)

Start date: ASAP

Full-time assignment

Languages: Dutch & English

Assignment Context

For a long-term strategic mission within a critical infrastructure OT (Operational Technology) environment, we are looking for an experienced and reliable Senior Data Analyst / Technical Data Engineer.

This key role operates at the heart of a complex infrastructure where DMS (PoA), SCADA, and time-series data are central.

You will combine deep database expertise with advanced analytics, optimization, and operational stability in a high-responsibility setting.

Your Responsibilities

You will be responsible for managing, analyzing, and optimizing operational data within a critical OT context.

Key responsibilities include:

• Building and maintaining robust data extractions (Oracle & Cassandra) to Azure Databricks
• Analyzing data growth, performance impact, and trends
• Optimizing database architecture and data retention strategies (TTL, archiving)
• Stabilizing and improving existing data flows and environments
• Performing technical analyses within time-series data environments
• Refreshing test environments with production datasets
• Troubleshooting and environmental stabilization

Technical Environment

• Oracle (performance tuning, backup & recovery, analysis)
• Cassandra (upgrade experience, TTL, data cleanup, time-series datasets)
• OT systems (DMS / SCADA)
• Scripting: Shell, SQL, batch
• Data extraction and integration with Azure Databricks

Ideal Profile

We are looking for a senior consultant with:

• Minimum 10 years of experience in database management and/or data analysis
• Proven experience in complex and critical environments
• Strong expertise in Oracle and Cassandra
• Analytical depth combined with a hands-on mindset
• Ability to work autonomously and take ownership
• Clear communication skills towards technical and functional stakeholders
• Proactive attitude focused on optimization and stability
• Experience in OT / SCADA environments is a strong asset

Why This Opportunity?

• Strategic position within critical infrastructure
• Long-term engagement with continuity
• High level of technical autonomy
• Direct impact on system performance and stability
• Collaboration with OT and data engineering experts

Interested or know someone who might be a great fit?

Feel free to apply!