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Neo Group
Neo Group
501 – 1,000 Employees
ConsultingHR TechMarketing
Neo Group is a global company operating across consulting, marketing, and HR technology. With more than 1,000 employees representing 40 nationalities, the company focuses on employee growth, wellbeing, and skills development while building a collaborative workplace for its international team. Candidates exploring opportunities at Neo Group can learn more about its people-focused culture and global career environment.
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Senior Infrastructure Engineer

Maintain Linux and Proxmox infrastructure, virtual machines, backups, and production systems for Neo Group’s local partner. Automate routine operations and coordinate infrastructure changes.

RSSerbia
€75,000 – €85,000 / year
HybridFull-timeSeniorEnglish RequiredInfrastructure Engineer
AnsibleDNSGrafanaLinuxNFSPrometheusPythonTCP/IP

Description

  • Operate and maintain Debian- and Rocky Linux-based infrastructure.
  • Administer Proxmox VE clusters and virtual machines.
  • Manage virtual machines from provisioning through migration, upgrades, and decommissioning.
  • Plan and carry out Linux and Proxmox updates, including major version upgrades.
  • Schedule and execute maintenance in production environments.
  • Oversee server and virtual machine backups and restores, and verify recovery procedures.
  • Diagnose issues across compute, storage, operating systems, and networking.
  • Automate recurring operational work with Ansible and scripts.
  • Contribute to infrastructure migrations and production changes.
  • Prepare change plans, validation steps, and rollback procedures for high-risk infrastructure work.

Requirements

  • At least five years of hands-on Linux infrastructure experience.
  • Strong command of Debian and Rocky Linux.
  • Production experience with Proxmox VE, KVM/QEMU, and Proxmox clusters.
  • Understanding of cluster fundamentals, including quorum, Corosync, and failure scenarios.
  • Practical ZFS experience, including pools, datasets, snapshots, replication, disk replacement, and failure recovery.
  • Experience with virtual machine migration, including live migration.
  • Experience carrying out Linux and Proxmox updates and upgrades.
  • Strong Linux administration skills across systemd, package management, boot processes, filesystems, LVM, RAID, mounts, permissions, SSH, and sudo.
  • Working knowledge of Linux networking, including TCP/IP, routing, VLANs, bonding, DNS, MTU, and basic firewall concepts.
  • Hands-on backup and restore experience, including recovery after virtual machine or server failures.
  • Understanding of backups, snapshots, and replication.
  • Experience with Proxmox Backup Server or a comparable solution.
  • Practical experience with Ansible, Bash, and Git.
  • Strong troubleshooting skills for CPU, memory, disk I/O, filesystem, and network issues.
  • Experience with shared or distributed storage such as Ceph, SAN, iSCSI, or NFS.
  • Python experience.
  • Familiarity with monitoring tools such as Zabbix, Prometheus, VictoriaMetrics, or Grafana.
  • Experience with physical servers and data center hardware.
  • Knowledge of hardware RAID and HBAs.
  • Familiarity with IPMI, iDRAC, or iLO.
  • Experience contributing to disaster recovery or infrastructure migration projects.
  • A strong sense of ownership and responsibility.
  • Careful handling of production changes.
  • Ability to independently diagnose complex infrastructure issues.
  • Clear documentation and communication skills.
  • A focus on automation, reliability, and operational simplicity.

Benefits

  • 20 paid working vacation days per year.
  • A fully paid day off for your birthday.
  • Legal assistance with obtaining a local work or residence permit.
  • Reimbursement for wellness activities.
  • An international team and professional work environment.
  • Partial or full medical insurance reimbursement, depending on the selected plan.
  • Funding for professional development.
  • Complimentary office snacks.
  • Company events throughout the year.

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