Senior DevOps Engineer (Infrastructure)

About the Role

We are looking for a Senior DevOps Engineer to join our Infrastructure team in Cyprus. The role focuses on managing Debian-based infrastructure and core services, operating self-managed Kubernetes clusters, ensuring high availability and uptime, automating infrastructure provisioning and configuration, managing network security, and supporting cloud and CDN environments.

Key Responsibilities

• Provision, configure, and manage Linux servers and infrastructure (Debian).
• Deploy, operate, and maintain self-managed Kubernetes clusters, as well as virtual machines and containerized workloads (Docker, Kubernetes).
• Monitor system performance, troubleshoot complex errors, debug issues, and ensure high uptime and reliability.
• Configure, manage, and optimize CDN systems (Cloudflare and/or AWS CloudFront) for content delivery, caching, routing, and edge security.
• Develop and maintain automation scripts (Bash, Python, Go) and manage configuration and infrastructure as code (Ansible, Terraform).
• Configure and manage firewalls, VPNs, DNS, and other network security measures.
• Implement security best practices, regular patches, and updates; ensure compliance with security policies and perform regular audits.
• Work with cloud providers and bare-metal platforms to support and scale infrastructure needs.
• Implement backup and recovery solutions, ensuring system redundancy and business continuity planning.
• Provide structured logging, monitoring, and documentation for configurations, procedures, and troubleshooting guides.
• Collaborate closely with cross-functional DevOps and IT Security teams to support infrastructure operations.

Requirements (Must Have)

• Proven experience as a Senior DevOps Engineer or Infrastructure Engineer.
• Strong hands-on knowledge of Linux distributions (Debian, Ubuntu, CentOS, RHEL, etc.).
• Proficiency in scripting languages (Bash, Python, Go, or similar).
• Hands-on experience with automation and IaC tools (Ansible, Terraform).
• Solid understanding of networking fundamentals (TCP/IP, DNS, VPN, Firewalls).
• Experience with and willingness to work extensively with CDN systems (Cloudflare and/or AWS CloudFront).
• Strong experience with containerization and orchestration, including deploying and operating self-managed Kubernetes clusters (Docker, Kubernetes), Familiarity with monitoring and logging tools (Zabbix, Prometheus, Grafana).
• Strong problem-solving and troubleshooting skills with the ability to work independently and drive infrastructure improvements.

Nice to Have

• Familiarity with administering and troubleshooting databases (MySQL, PostgreSQL, MongoDB).
• Experience with security auditing, compliance standards, and disaster recovery / business continuity setups.
• Familiarity with cloud environments, including AWS, Azure, GCP, IBM Cloud, and OCI.

Nice to Have

• Familiarity with administering and troubleshooting databases (MySQL, PostgreSQL, MongoDB).
• Experience with security auditing, compliance standards, and disaster recovery / business continuity setups.
• Familiarity with cloud environments, including AWS, Azure, GCP, IBM Cloud, and OCI.