System Architect

Proximus

Schaerbeek, Belgium

3 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

English

Experience level

Senior

Job location

Schaerbeek, Belgium

Tech stack

Java

JavaScript

.NET

Extensible HyperText Markup Language (XHTML)

API

Agile Methodologies

Artificial Intelligence

Tomcat

Automation of Tests

Azure

CSS

Cloud Computing

Computer Programming

Databases

Continuous Integration

Data Manipulation Languages

Software Design Patterns

DevOps

Distributed Systems

Github

Hibernate

IBM Websphere Application Server

IntelliJ

Java Database Connectivity

Java Persistence API

Apache Struts

JSON

WildFly (JBoss AS)

JavaServer Faces

Javaserver Pages

JUnit

PostgreSQL

Maven

Node.js

Openshift

Oracle Applications

Scrum

Release Management

Mockito

Swagger

Simple Object Access Protocol (SOAP)

Software Engineering

SONAR (Symantec)

PL-SQL

SQL Databases

Systems Architecture

UML

Management of Software Versions

Openapi

Data Logging

Postman

Spring-boot

Backend

Angular

Kubernetes

Extreme Programming (XP)

Front End Software Development

REST

Dynatrace

Docker

Jenkins

Microservices

Job description

We're looking for a senior, autonomous System Architect with deep expertise in at least one specialized domain (Security, Cloud, AI, Software Engineering…) and the curiosity to grow into new domains on the job. In this strategic role, you will help shape and evolve NIT's technological landscape and ensure that our squads deliver high-quality, future-proof software., * Govern & manage the technical roadmap for front-end and back-end technologies used across NIT (.NET, Java, Angular, Camunda…).

Define architectural best practices & integration guidelines, ensuring secure, maintainable, and robust solutions.
Support squads hands-on, including joining sprints to tackle refactoring, rework, or complex technical challenges.
️ Drive consistency in tooling & engineering processes (CI/CD, GitHub workflows, Dynatrace, OpenShift/Azure, change & release management…).
Act as a bridge between squads and Centres of Excellence (DevOps, Cloud, Security, Observability).
Stay ahead of emerging technologies (agentic AI, cloud-native evolutions, NIS2/PQC security standards…) and proactively bring innovation into NIT.

You'll be a key enabler ensuring teams deliver high-quality software efficiently, consistently, and with long-term vision.

Your Mission

Govern & Manage the NIT Technology Roadmap

Steer the evolution of NIT's technology stack (.NET, Java, Angular, CI/CD tooling, observability, cloud components…).
Ensure architectural alignment and cross-squad coherence.
Provide domain leadership in Security, Cloud, AI, or Software Engineering.
Guide modernization and technology-adoption initiatives.

Define Best Practices & Support Squads Hands-On

Define coding standards, secure-by-design principles, and architectural guidelines.
Help squads align with NIT's technical strategy.
Join sprints to support complex implementation or refactoring.
Promote scalable, maintainable, and high-quality engineering practices.

Drive Tooling, DevOps & Process Excellence

Enhance and harmonize tooling across squads:

o ️ CI/CD pipelines

GitHub workflows & versioning
Dynatrace monitoring & logging

o ️ OpenShift & Azure cloud platforms

Release, change, incident & problem management
Test automation integration

Collaborate closely with DevOps, Cloud, Security & Observability CoEs.
Advocate for automation, consistency, and operational excellence.

Lead Innovation & Technology Watch

Track market and tech trends and evaluate new tools/frameworks.
Drive PoCs, experiments, and pilot programs.
Explore opportunities in agentic AI, cloud-native evolution, and next-gen security frameworks.
Foster curiosity, experimentation, and continuous learning., * Shape technology direction across all NIT squads.
Influence engineering standards, tooling & architectural strategy.
Drive innovation, modernization & future-proofing initiatives.
Work in a collaborative, high-expertise environment with true autonomy & ownership.
Join a culture that values quality, innovation & continuous improvement.

(In contradiction of other GenAI-content, this job description is correct and surely not a hallucination )

Requirements

Do you have experience in XHTML?, * Strong background in Java/.NET, microservices, APIs, and distributed systems.

Solid understanding of CI/CD, GitHub workflows, cloud platforms, monitoring & observability.
Ability to influence, guide, and collaborate with multiple squads.
Excellent communication, coaching, and mentoring abilities.
A proactive, innovative, forward-looking mindset.

Hard Skills (Technical Expertise)

Front-end