Operations Engineer senior

About the Position

Operations Engineer senior

• Brussels, BE
• FULL_TIME

About Cronos Europa

Cronos Europa is a leading IT and digital transformation partner dedicated exclusively to European Institutions and agencies, delivering mission-critical solutions that shape Europe's digital future. As part of the Cronos Group, one of the most innovative and fastest-growing tech ecosystems in Europe, we benefit from a vast pool of expertise and cutting-edge capabilities. With over 1,000 specialists across Belgium, Luxembourg, and the Netherlands, we combine deep institutional knowledge with strong engineering excellence to support long-term, high-impact EU programmes requiring reliability, scalability, and innovation.

Responsibilities

• Architect and implement secure, interoperable solutions using standard frameworks and design patterns, ensuring the integration of applications and infrastructure for improved scalability and efficiency.

• Design and develop robust, vendor-agnostic data platforms supporting AI and machine learning workloads, with a strong focus on performance, flexibility, and multi-cloud optimisation.

• Build structured MLOps pipelines to automate and streamline the complete model lifecycle, from development and testing to deployment and serving.

• Design security architectures that protect infrastructure and applications while aligning with risk management strategies, data protection requirements, and security standards.

• Continuously assess, monitor, and optimise system performance and scalability using advanced metrics, benchmarking, and predictive analytics.

• Collaborate with AI developers, business analysts, IT operations teams, and other stakeholders to ensure technical architecture supports business objectives and operational needs.

• Establish and maintain CI/CD pipelines, infrastructure-as-code, and configuration management practices to support rapid, reliable application deployment.

• Ensure seamless system integration and cross-platform compatibility through API design, interoperability testing, and continuous improvement practices.

Requirements

• Strong expertise in containerisation and orchestration technologies, including Docker and Kubernetes, for scalable application deployment.

• Experience in network architecture design, particularly in distributed systems and hybrid cloud environments.

• Comprehensive experience with relational and non-relational databases, including Oracle, PostgreSQL, OpenSearch, and MongoDB, with a focus on high-volume transaction processing.

• Proficiency with monitoring and observability tools such as Prometheus and Grafana for infrastructure monitoring, performance analysis, and real-time alerting.

• Experience with advanced load balancing solutions and caching technologies such as Redis to support high-traffic applications.

• Knowledge of security and vulnerability scanning tools, including OWASP and SonarQube, as well as secure coding, encryption, and identity management practices.

• Strong knowledge of version control systems and CI/CD platforms, including Git, Jenkins, and GitLab CI.

• Experience with distributed streaming and message queue technologies such as Kafka and RabbitMQ.

• Proficiency with infrastructure-as-code tools such as Terraform and AWS CloudFormation.

• Familiarity with configuration management tools such as Ansible for system administration and automation.

Nice to Have

• Familiarity with AI-powered code assistants such as Amazon Kiro and GitHub Copilot.
• Good knowledge of the European Commission grant management ecosystem, including eGrants.

Education

• EQF Level 6 or higher in a relevant field such as Computer Science, Information Technology, Systems Engineering, or a related discipline.

We Offer

• Opportunity to work with the latest technologies in a dynamic and innovative environment.
• Be part of a leading IT and digital transformation partner dedicated to European Institutions and agencies.
• Competitive salary and benefits package.

About the Company

Cronos Europa is a leading IT and digital transformation partner dedicated exclusively to European Institutions and agencies, delivering mission-critical solutions that shape Europe's digital future. As part of the Cronos Group, one of the most innovative and fastest-growing tech ecosystems in Europe, we benefit from a vast pool of expertise and cutting-edge capabilities. With over 1,000 specialists across Belgium, Luxembourg, and the Netherlands, we combine deep institutional knowledge with strong engineering excellence to support long-term, high-impact EU programmes requiring reliability, scalability, and innovation.

If you wish to integrate a dynamic structure on a human scale while working with the latest technologies, don't wait anymore and join Cronos!