Hennadii Rumyantsev

DevOps Engineer | Kyiv, Ukraine | greysquareus@gmail.com

DevOps Engineer with 3+ years of experience in infrastructure administration and process automation.

Technical Skills

Kubernetes, OpenShift, Docker, Jenkins, GitLab CI, Terraform, Ansible, Prometheus, Grafana, Zabbix, Linux, Windows Server, Bash, Python, PowerShell.

Professional Experience

DevOps Engineer — Ukrainian Special Systems (07.2024 — present)

• Production Kubernetes/OpenShift operations with 99.9% SLA.
• CI/CD pipeline optimization in Jenkins.
• Monitoring and alerting with Prometheus, Grafana, and Zabbix.

System Administrator — SystemGroup Ukraine (02.2024 — 07.2024)

• Deployment and support of fiscal/POS software on Linux/Windows/Docker.
• Automation with Bash and PowerShell.

System Administrator — Kyiv Professional College of Communications (02.2021 — 01.2024)

• Linux/Windows Server administration for 200+ users.
• Ansible automation and lab infrastructure work.