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Cosmote Global Solutions

Enterprise Architect

Hybrid

Brussels, Belgium

Senior

Freelance

21-01-2026

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Skills

Communication Data Analysis Vulnerability Assessment Kubernetes Problem-solving Architecture Systems Architecture Cloud Architecture Enterprise Architecture Software Architecture Application Architecture Machine Learning apache Azure react AWS Microservices

Job Specifications

COSMOTE Global Solutions NV is a leading provider of comprehensive ICT solutions and services, dedicated to enhancing digital transformation for businesses across various sectors. As part of the OTE Group of Companies, we excel in ICT Systems Integration, offering innovative solutions that align with modern business needs.

In the role of Enterprise Architect, you will be instrumental in defining and optimizing the enterprise architecture to align IT strategy with business goals. You will work collaboratively with business leaders, IT teams, and other stakeholders to ensure unified and scalable technology solutions that enable operational efficiency.

Key Responsibilities:

Provide guidance and support related to system architecture and system processes with the contractor
Provide guidance and support related to systems architecture and system processes with the stakeholders
Provide guidance and support related to system architecture and system processes with the interoperability between SKPT and EURES/Europass
Definition of a strategy to gain efficiency in IT operations for the Project
Preparation and maintenance of Architecture design and technical documentation
Coordination and review of current system processes
Participate in workshops and meetings with external stakeholders
Assistance with the evaluation of systems to find out discrepancies and vulnerabilities
Interaction with the business analysts, customer, users, project leaders and the developers
Analysis of the integration of different information systems.
Data analysis and data modelling.
Coordination of the implementation of the technical architecture.
Technical interface between the project leaders and the developers.
Production of software architecture documents.
Participation in technical working groups, progress meetings and meetings with the users.
Assistance during relevant parts of testing, analysis, technical documentation, deployment, evaluation and reporting.
Creating designs and blueprints of Cloud Architecture
Review of the architecture of existing systems to migrate of existing system in the cloud
Design and development of architecture components and building blocks using cloud components

Requirements

Master's degree in Computer Science, Information Technology, or a related field
15+ years of experience in IT
Ability to cope with fast changing technologies used in application architecture and design.
Ability to give technical presentations.
Ability to apply high quality standards.
Semantic Web Stack: RDF/OWL processing with Apache Jena, SPARQL, triple stores
(GraphDB, Apache Fuseki), and semantic reasoning engines.
At least 10 years of experience with Microsoft office tools.
Practical expertise in system vulnerability assessment
Mandatory to hold at least a Cloud Certification. Kubernetes and ITIL is a plus

Additional Requirements:

Knowledge of enterprise architecture frameworks such as Togaf and Cobit
Knowledge of Archimate
Knowledge of Semantic technologies
Good knowledge of microservices and architecture in the cloud
AI and Machine Learning Integration, architecture governance framework and MLOps
Ability to react to unexpected events efficiently and fast
Ability to give business and technical presentations
Ability to apply high quality standards
Ability to cope with fast changing technologies used in the SKPT project
Very good communication skills with technical and non-technical audiences
Very good analysis and problem-solving skills
Capability to write clear and structured technical documents
Ability to participate in technical meetings and good communication skills

Certifications:

AWS Certified Solutions Architect
Microsoft Certified: Azure Solutions Architect Expert
Google Professional Cloud Architect.
Certified Kubernetes Application Developer (CKAD). users
Assistance during relevant parts of testing, analysis, technical documentation, deployment, evaluation and reporting.
Creating designs and blueprints of Cloud Architecture.
ITIL foundation certification

About the Company

COSMOTE Global Solutions, as a member of OTE Group of Companies, is an ICT Systems Integrator delivering a broad range of ICT Solutions and Services. CGS provides a broad range of ICT Services focusing on: Cloud, Data Centre operations, Networking, Cybersecurity, BI and Data Warehouse, Big Data, Service Desk, Proactive Monitoring, Operations and Support, Service Management, Project and Programme Management, and Professional Services. OTE Group: OTE Group is the largest technology provider in Greece. It is one of the top thre... Know more