Infrastructure Engineer

Tech stack we use:

• Network storage: DRBD, Ceph, S3
• Virtualization: LXC, KVM
• Backup: Bacula (and derivatives)
• CI/CD: GitLab CI/CD
• Containers: Docker, Podman, containerd
• Web stack: Nginx, PHP, Golang, NodeJS
• Orchestration: Kubernetes
• Configuration management tools: SaltStack, Ansible
• VPN: OpenVPN, OpenConnect
• Databases: PostgreSQL, MySQL, MongoDB, ClickHouse
• Queue engines: RabbitMQ, Kafka
• Cache systems: Redis, Memcached

What you will do:

• Manage and monitor Unix-like systems (primarily Debian/Ubuntu)
• Coordinate tasks with developers and other sysadmins
• Work with a professional and experienced sysadmin team
• Maintain our infrastructure across local and remote environments
• Communicate task scope and complexity to stakeholders and managers
• Adopt new technologies and implement automation to improve maintainability of our infrastructure and processes
• Ensure the security and reliability of systems
• Share 24x7 coverage of monitoring alerts in coordinated shifts with the rest of the team

Must-have requirements:

• Knowledge of TLS/x509 certificates, encryption basics
• Verbal and written communication skills in English
• Team collaboration skills
• Ability and motivation to learn about new technologies and approaches
• Experience in system administration (Debian, Ubuntu)
• Solid understanding of Linux systems and network stack
• Hands-on experience with SCM (git) and configuration management tools (Ansible/SaltStack)
• Familiarity with distributed systems

Nice to have:

• Hands-on experience running Kubernetes
• ClusterEngine: Corosync, Pacemaker
• Strong understanding of networking protocols and architectures.