Senior Linux Network & Systems Engineer (Hybrid)

HeadHR; Katowice; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Attractive salary

Professional development

Hybrid work in Katowice

Job summary

HeadHR is seeking an experienced System Administrator to manage Linux servers, networks and services in a hybrid Katowice office. You will monitor HA systems, plan deployments, and document configurations while collaborating with hardware, software and network providers. A strong Linux background and English reading skills are required.

The role offers a hybrid work setup in Katowice, with opportunities for professional growth, and involvement in IT infrastructure development and service support.

Qualifications

• Minimum 5 years of experience in the position of system administrator.
• Strong Linux (Debian) expertise.
• Deep knowledge of TCP/IP, iptables, VLANs, routing, VPN, OSPF/BGP.
• Experience with Web, Mail, DNS, Monitoring, LDAP services.
• Containerization using Docker.
• Hardware diagnosis and fault isolation from Linux console.
• MySQL/MariaDB administration.
• Scripting in Bash/Perl/Python/PHP.
• Virtualization with VMware/Proxmox.
• Licensing for VMware/Oracle/Windows.
• Networking and storage concepts including SAN/NAS.
• Git/Ansible/Puppet for automation.
• Backup policy creation.
• Teamwork and communication.
• Willingness to continuously learn modern tech.
• Proficient English for reading technical docs.
• Willingness for rotating 24-hour on-call duty.

Responsibilities

• Install and administer Linux servers in production.
• Monitor and maintain high-availability systems.
• Plan and expand IT infrastructure.
• Participate in development of information systems.
• Handle service requests and provide IT support across the company.
• Prepare and update technical documentation.
• Coordinate with hardware/software/network service providers.
• Support sales in preparing offers.

Skills

Linux (Debian)

Networking

Service administration

Scripting (Bash/Perl/Python/PHP)

Hardware diagnosis

Database administration (MySQL/MariaDB

Security/Virtualization

VMware/Proxmox

Licensing

SAN/NAS

Git/Ansible/Puppet

Backup policy creation

Teamwork/Communication

English technical reading

On-call readiness

Stress resistance

Availability

Driver’s license B

Tools

Docker

VMware

Proxmox

Git

Ansible

Puppet

LTO tape libraries

Windows VOIP

Job description

HeadHR is seeking an experienced System Administrator to manage Linux servers, networks and services in a hybrid Katowice office. You will monitor HA systems, plan deployments, and document configurations while collaborating with hardware, software and network providers. A strong Linux background and English reading skills are required.

The role offers a hybrid work setup in Katowice, with opportunities for professional growth, and involvement in IT infrastructure development and service support.