COSMOTE Global Solutions, part of the OTE Group of Companies, is an ICT Systems Integrator delivering a broad range of ICT Solutions and Services.
CGS provides an extensive array 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.
Responsibilities:
- Design, configure, and deploy Kafka clusters to support high-volume, real-time data streams across multiple environments.
- Design, implement, and maintain CI/CD pipelines using Azure DevOps (Repos, Git, Pipelines).
- Develop and maintain automation scripts using Bash (Python is a plus).
- Manage, configure, and automate infrastructure using Ansible.
- Perform Linux system administration and work extensively with Linux commands.
- Deploy and manage applications and infrastructure across AWS and Azure cloud platforms.
- Implement, support, and troubleshoot Kafka-based messaging and streaming solutions, including installation and configuration.
- Design and document architecture diagrams for solutions and deployments.
- Monitor platform health and troubleshoot issues using tools such as Splunk.
- Ensure system reliability, scalability, and security across all environments.
- Collaborate with development and operations teams to improve delivery processes and platform standards.
- Stay up to date with advancements in the Kafka ecosystem and best practices in DevOps tooling.
Requirements
- Strong understanding of Kafka architecture, internals, and the broader ecosystem.
- University degree in computer science, mathematics, physics or engineering (or equivalent applied experience) (M.Sc. is desirable)
- 5+ years of experience working with Kafka in large-scale, production environments.
- Hands-on expertise with Confluent Kafka and Confluent Cloud.
- Proficiency with Azure DevOps (Repos, Git, Pipelines).
- Strong Bash scripting skills; Python experience is a plus.
- Solid knowledge of Ansible and Linux system administration.
- Experience deploying to and managing workloads in AWS and Azure.
- Ability to create clear, accurate architecture and deployment diagrams.
- Knowledge of Infrastructure-as-Code (IaC) tools such as Terraform and Ansible.
- Familiarity with DevOps tools such as GitHub, Nexus, Jira, Azure DevOps, and Splunk.
- Exposure to containerization technologies (Docker, Kubernetes) is a plus.
- Understanding of cloud and DevOps security best practices.
- Excellent communication skills and the ability to work collaboratively in a team environment.
- Self-motivated, proactive, and comfortable working in a fast-paced environment.
Top Skills
What We Do
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 three listed companies with respect to capitalization, in the Athens Stock Exchange. Deutsche Telekom holds 46.9% of OTE’s share capital and the Greek State holds 5.6%. Find More about OTE Group
Our Vision:
We digitize societies so that everyone can live and enjoy at the fullest all possibilities offered now while also building on them for a better tomorrow.
Our Mission:
• We bring the best communication services to our customers
• We connect people
• We entertain
• We help businesses grow.
• We are leaders, pioneers, pillar of the economy and society
• With passion, faith and commitment
• We constantly strive to become better on all fronts
• We have a positive impact on society and the environment
