About the role
Mindtech is on the lookout for a Senior Infrastructure Engineer to join our Engineering Team.
Responsibilities
•Operate and maintain Linux infrastructure based on Debian and Rocky Linux.
•Operate and maintain Proxmox VE clusters and virtual machines.
•Manage the full lifecycle of virtual machines, including provisioning, migration, upgrade, and decommissioning.
•Plan and perform Linux and Proxmox updates/upgrades, including major version upgrades.
•Plan and execute infrastructure maintenance activities in production environments.
•Manage VM/server backup and restore processes and validate recovery procedures.
•Troubleshoot infrastructure issues across compute, storage, operating systems, and networking.
•Automate repetitive operational tasks using Ansible and scripting.
•Participate in infrastructure migrations and production changes.
•Prepare change plans, validation steps, and rollback procedures for high-risk infrastructure changes.
Requirements
•5+ years of hands-on experience with Linux infrastructure.
•Strong knowledge of Debian / Rocky Linux.
•Hands-on production experience with Proxmox VE, KVM/QEMU and Proxmox clusters.
•Good understanding of cluster concepts including quorum, Corosync and failure scenarios.
•Strong practical experience with ZFS, including pools, datasets, snapshots, replication, disk replacement and failure recovery.
•Experience with VM migration and live migration.
•Experience performing Linux and Proxmox updates/upgrades.
•Strong Linux administration knowledge including systemd, package management, boot process, filesystems, LVM, RAID, mounts, permissions, SSH and sudo.
•Good understanding of Linux networking: TCP/IP, routing, VLANs, bonding, DNS, MTU and firewall basics.
•Hands-on experience with backup and restore, including recovery after VM or server failures.
•Understanding of backup, snapshot and replication concepts.
•Experience with Proxmox Backup Server or similar solutions.
•Practical experience with Ansible, Bash and Git.
•Strong troubleshooting skills for CPU, memory, disk I/O, filesystem and network issues.
•Strong ownership and responsibility.
•Careful approach to production changes.
•Ability to troubleshoot complex infrastructure issues independently.
•Good documentation and communication skills.
•Focus on automation, reliability and operational simplicity.
Nice to have
•Experience with shared or distributed storage systems, such as Ceph, SAN, iSCSI, NFS or similar solutions.
•Python.
•Monitoring systems such as Zabbix, Prometheus, VictoriaMetrics or Grafana.
•Experience with physical servers and data center hardware.
•Hardware RAID / HBA.
•IPMI / iDRAC / iLO.
•Experience participating in disaster recovery or infrastructure migration projects.
Conditions
No conditions specified in the posting.
