Our client, a major organization in the transport infrastructure sector, is seeking a Senior Application Manager to oversee the technical architecture of critical signalling design platforms. This role focuses on ensuring technical solutions are scalable, secure, and aligned with long-term infrastructure strategies while managing the transition from legacy systems to modern microservices.
Responsibilities
Design and validate technical architectures including infrastructure, middleware, and integration components for critical signalling systems.
Coordinate with cross-functional teams spanning cybersecurity, infrastructure, and operations to align technological choices with organizational strategy.
Perform technical impact analysis for application integrations and validate technology stacks proposed by development teams.
Produce comprehensive technical documentation, including AS-IS/TO-BE roadmaps and action plans for digital transformation.
Monitor market trends in cloud computing and artificial intelligence to propose innovative improvements for the technical landscape.
Integrate cybersecurity requirements into system designs to ensure compliance with international security and quality standards.
Qualifications
You have 8+ years of experience in technical architecture or application management within complex infrastructure environments.
You possess 3+ years of experience with IT infrastructure including servers, operating systems, storage, databases, and virtualization .
You bring 2+ years of experience with Cloud computing platforms such as AWS, Azure, or GCP .
You have 2+ years of experience in DevOps and CI/CD using tools like Jenkins, Docker, Kubernetes, Azure DevOps, or OpenShift .
You bring 2+ years of experience in Middleware & integration including APIs, ESB, microservices, and microfront-ends .
You possess 2+ years of experience with security and quality standards such as ISO 27001, ISO 9001, and NIS/NIS2 .
You have 2+ years of experience in Project Management methodologies such as Agile, Scrum, or PMBOK .
You bring 2+ years of experience with UML and third-party/legacy system integration.
You're proactive, possess strong analytical skills, and are able to communicate complex technical concepts to diverse stakeholders.
You are fluent in French or Dutch at C2 level, with B2 level proficiency in the other language and C1 level in English .
Nice to Haves
Experience with the Enterprise Architect modeling tool.
Proficiency with collaboration tools like Jira, Confluence, and SharePoint .
Familiarity with the EN 50128 standard for railway applications.
Job Details
Start date: 01-06-2026.
Duration: 5 years.
Work regime: Full-time.
Location: Brussels.
Working model: Onsite (availability for standby duty required).
Contract: open to both permanent employees and freelancers.
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