Senior IT Developer

Senior IT Developer

Location: Brussels, Belgium
Working arrangement: Full-time (40 hours per week)
On-site presence: Minimum 2 days per week
Experience level: Senior (5–10 years of experience)

About the Opportunity

We are currently looking for a Senior IT Developer for one of our clients, a key player in the Belgian energy sector.
Our client plays an important role in maintaining a reliable and sustainable electricity supply while supporting the ongoing transformation of the energy landscape. You will contribute to a strategic project focused on improving the maintenance and management of electrical network assets through data, analytics and digital solutions.

About the Role

You will join an Asset Control Concept (ACC) project, which aims to improve asset maintenance processes by making better use of dynamic and static data collected from field assets and stored in a data historian.
Your main responsibilities will include developing analytics, preparing reports and building dashboards using the OSIsoft PI System and related technologies. You will work closely with data managers, technical teams and business stakeholders to translate requirements into reliable, scalable and maintainable solutions.

Key Responsibilities

Analyse, review and discuss functional and technical requirements with the Data Manager and other stakeholders.
Design, develop and maintain analytics within the OSIsoft PI System, including PI Asset Framework (PI AF), to process historian data and calculate indicators such as Asset Health Indexes.
Configure and maintain notifications, templates, asset models and other PI System components.
Contribute to the design and evolution of the PI System architecture, ensuring scalability, reliability and maintainability.
Monitor the operational health of the PI System, including performance, availability, data flows and interfaces, and support troubleshooting and root-cause analysis using tools such as VictoriaMetrics.
Develop advanced Excel reports using PI DataLink or PI Integrator, as well as dashboards and visualisations using PI Vision, Angular or Grafana.
Apply technical standards, reusable components, documentation and sound configuration practices to ensure consistency and quality.
Prepare future integrations between the ACC platform and Microsoft Azure technologies, as well as new IEC 61850 data integrations from substations.
Present and demonstrate solutions to users and stakeholders, gathering feedback and implementing necessary improvements.
For a senior profile, take technical ownership of the PI environment, drive architectural decisions and provide technical guidance to other team members.

Requirements

Strong practical experience with the OSIsoft PI System and PI Historian is essential.
Approximately 5–10 years of relevant professional experience for a senior-level profile.
Experience with scripting languages.
Strong practical knowledge of Microsoft Excel, including VBA, macros and pivot tables.
Familiarity with tools and technologies such as PI AF, PI DataLink, PI Integrator, PI Vision, Angular, Grafana, Azure and/or VictoriaMetrics is valuable, depending on the area of expertise.
An interest in learning new tools and techniques and applying them to practical challenges.
A methodical, efficient, creative and results-oriented approach to work.
Strong communication skills and the ability to collaborate effectively within a team.
Fluency in written and spoken English is essential, as technical documentation is maintained in English.
Active knowledge of Dutch or French is required.