Infrastructure / DevOps Engineer

At Quento Technologies S.A., the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

At Quento Technologies S.A. we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide.

Quento Technologies S.A. seeks a highly motivated and experienced an Infrastructure / DevOps Engineer to be responsible for the deployment, configuration, automation, and operational readiness of the proposed on-premises data platform and its supporting environments.

Your responsibilities will entail:

• Prepare and configure the platform deployment environments;
• Deploy and integrate application components and supporting services;
• Configure connectivity, runtime parameters, security, and secrets management;
• Establish deployment automation and release procedures;
• Implement or integrate monitoring, logging, and operational controls;
• Support infrastructure testing, troubleshooting, documentation, and handover;

• Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy.

• University degree in Computer Science, Engineering, or a related field;
• 4+ years of professional experience in Infrastructure Engineering, Systems Engineering, or DevOps;
• At least 2–3 years of hands-on experience deploying and operating enterprise applications, data platforms, or comparable multi-component solutions;
• Practical experience with on-premises or hybrid enterprise infrastructure environments;
• Linux administration and server-based application deployment;
• Virtual machine and container-based deployment models;
• Docker, container networking, application configuration, and runtime troubleshooting;
• CI/CD pipelines, Git, scripting, and deployment automation;
• Environment configuration and controlled deployment across DEV, UAT, and PROD;
• Networking, certificates, authentication, access controls, and secrets management;
• Monitoring, centralized logging, alerting, and operational troubleshooting;
• Backup, recovery, deployment rollback, and infrastructure security practices;
• Experience deploying and operating data orchestration platforms, ETL/ELT systems, relational databases, or other data-intensive applications;
• Kubernetes or OpenShift experience is beneficial but is not a mandatory requirement for the proposed architecture.

Relevant Technologies / Experience

• Linux, Docker, Docker Compose, Kubernetes/OpenShift, Ansible, Terraform, Jenkins, GitLab CI/CD, Azure DevOps, PostgreSQL, Prometheus, Grafana, ELK/OpenSearch, or equivalent technologies.

Your Life @ Qualco Group
On top of challenging work environment, we are offering:

💸 Competitive compensation, ticket restaurant card, and annual bonus programs
💻 Cutting-edge IT equipment, mobile and data plan
🏢 Modern facilities, free coffee and beverages, indoor parking, and company bus
👨‍⚕ Private health insurance, onsite occupational doctor, and workplace counselor
🏝️ Flexible working model, hybrid benefits & home equipment benefits
🤸‍♂️ Onsite gym, wellness facilities, and ping pong room
💡 Career and talent development tools
🎓 Mentoring, coaching, personalized annual learning and development plan
🌱 Employee referral bonus, regular wellbeing, ESG and volunteering activities

Your race, gender identity and expression, age ethnicity or disability make no difference in Quento Technologies S.A. We want to attract, develop, promote, and retain the best people based only on their ability and behavior.

Disclaimer: Quento Technologies S.A. collects and processes personal data in accordance with the EU General Data Protection Regulation (GDPR). We are bound to use the information provided within your job application for recruitment purposes only and not to share these with any third parties. For more details on the processing of your personal data during the Recruitment procedure, please be informed in the Recruitment Notice, before the submission of your application.