Senior DevOps Engineer

Key Responsibilities

• Design, implement, and support CI/CD pipelines using GitLab CI/CD.
• Deploy, administer, and scale applications in Kubernetes (K8s).
• Manage access and deploy Jira, Confluence systems.
• Manage and optimize AWS infrastructure (EC2, S3, RDS, VPC, IAM, EKS, etc.).
• Manage DNS.
• Administer and deeply understand Linux operating systems.
• Configure, monitor, and ensure fault tolerance of Kafka and NATS clusters.
• Manage and support database clusters (e.g., PostgreSQL, MySQL, Clickhouse) including replication, backup, and recovery.
• Implement and support monitoring, logging, and alerting systems (Prometheus, Grafana, ELK Stack).
• Implement and design PKI and SSH access management infrastructure.
• Ensure the security of infrastructure and applications.
• Mentor and transfer knowledge to junior team members.
• Troubleshoot and optimize system performance.

Technical Requirements

• 5+ years of experience as a DevOps Engineer.
• Expert knowledge of Kubernetes: experience in deploying, managing, scaling, and troubleshooting clusters.
• Deep knowledge of Linux: administration, networking, file systems.
• Experience with GitLab CI/CD: creating and maintaining complex pipelines, integrating with various tools.
• Practical experience with Apache Kafka: installation, configuration, monitoring, performance optimization, and ensuring cluster fault tolerance.
• Proficient experience with AWS: designing and managing infrastructure, knowledge of core services (EC2, S3, RDS, VPC, IAM, Route 53, CloudWatch, EKS).
• Experience in administering database clusters: knowledge of replication, backup, recovery, performance monitoring principles.
• Experience with configuration management systems Ansible and Infrastructure as Code tools - Terraform.
• Working with access provision through SSH, PKI.
• Experience with monitoring and logging systems (Prometheus, Grafana, ELK Stack, Zabbix).
• Understanding of network security principles and experience applying best practices.

Nice to Have

• AWS certifications (e.g., AWS Certified DevOps Engineer - Professional).
• Kubernetes certifications (CKA, CKAD).
• Experience with other cloud providers (Azure, GCP).
• Knowledge of other message brokers (RabbitMQ, Redis Streams).
• Experience with service meshes (Istio, Linkerd).

Conditions

• Office work: office in Cyprus (Limassol).
• Flexible start of the workday.
• Meal compensation in the office.
• Official registration according to Cyprus labor law.
• 4 additional days off.
• No legacy.