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Freelance or employed by HumanInTechFull-time Brussels, hybrid

InterSystems IRIS Database Administrator / Engineer

A Belgian public-sector organisation

What you will do

You will design, manage and optimise a critical InterSystems IRIS database environment within a public-sector organisation undergoing digital transformation. Your work supports operational processes, data-driven services and the modernisation of legacy systems.

Your responsibilities include:

  • Operational database management: daily health checks, monitoring, patch management, journaling, WIJ configuration, mirror sets and fail-over testing
  • Data modelling and integration: designing and managing globals and SQL tables, configuring business services, processes and operations (BPL), including BPL debugging
  • Performance and scalability optimisation: index analysis, query tuning, parallel SQL, ECP cache servers and shard clusters
  • Designing, implementing, testing and documenting database solutions tailored to application needs
  • Automating deployments using GitLab CI/CD pipelines and Ansible
  • Supporting backend development in Python
  • Where needed, implementing and configuring other DBMS systems

You will work in a multidisciplinary team with a mix of internal and external colleagues, contributing to stable, secure and reliable information systems.

What we are looking for

  • Expert-level knowledge of InterSystems IRIS (or Caché/Ensemble), particularly ObjectScript and the Python API for IRIS
  • Confirmed experience with operational database management: journaling, mirroring, ECP, sharding and fail-over configurations
  • Expert-level proficiency in Python, SQL and NoSQL
  • Expert-level experience with Linux server management and script automation
  • Expert-level experience designing databases for microservices or event-driven architectures
  • Expert-level experience with GitLab CI/CD pipelines and Ansible deployments
  • Accuracy and attention to detail, essential given the critical nature of the data
  • Autonomy and initiative: you can work independently, propose solutions and adapt quickly
  • Strong documentation skills: you document analyses, configurations, performance optimisations and technical decisions clearly and in a structured way
  • Good written and verbal communication skills in Dutch, French and English
  • Ability to manage priorities in a complex environment with multiple systems, projects and technical dependencies
  • A client-focused, solution-oriented attitude: stress-resistant, creative, constructive and methodical

The setting

This assignment runs until the end of December 2026, with the possibility of extension. The start date is as soon as possible.

You will work full-time in a hybrid setting, with a minimum of two days per week on-site in Brussels. Remote work is permitted from your home address or employer address in Belgium.

The working environment is a public-sector organisation focused on digital transformation, modernisation and data-driven service delivery.

How you join us

You can join us for this assignment as a freelancer or as an employee of HumanInTech. Same role, same team.

If you join as an employee, your employment continues beyond this assignment. When it ends, we’ll work together to find your next assignment.

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