Senior Infrastructure Engineer

Neo Group

. Operate and maintain Linux infrastructure based on Debian and Rocky Linux .

Posted 10/14/2026full-timeBelgrade • SerbiaSenior💰 €75,000 - €85,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in managing Linux infrastructure, particularly with Debian and Rocky Linux, while effectively operating Proxmox VE clusters and virtual machines. Proficient in automation using Ansible and scripting, with strong troubleshooting skills across various infrastructure components.

Highest-signal resume keywords

Linux Infrastructure ManagementProxmox VE AdministrationAnsible AutomationZFS ManagementTroubleshooting Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux AdministrationProxmox VEDebianRocky LinuxZFSKVM/QEMUBash ScriptingPythonVM MigrationBackup and Restore

Soft Skills

Strong OwnershipGood Documentation SkillsEffective Communication

Tools & Technologies

Proxmox Backup ServerZabbixPrometheusGrafanaCephSANISCSINFSIPMIIDRAC

Industry Keywords

Infrastructure MaintenanceDisaster RecoveryProduction EnvironmentsCluster ConceptsNetworking

Tech Stack

Tools & technologies

AnsibleDNSGrafanaLinuxNFSPrometheusPythonTCP/IP

About the role

Key responsibilities & impact

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

What you’ll need

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
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
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

Benefits

Comp & perks

20 paid working vacation days annually
Fully-paid birthday day off
Legal support for obtaining a local work/residence permit
Compensation for wellness activities
International work environment with a passionate, motivated, and professional team
Partial or full reimbursement of medical insurance costs, depending on the chosen plan
Professional development compensation
Complimentary snacks available in the office
Corporate events throughout the year