Network and Systems Administrator

Requirements:

• Minimum 5 years of experience in the position of system administrator
• Very good knowledge of the Linux system (Debian)
• Very good knowledge of networking topics: TCP/IP, iptables, vlan, routing, VPN, VLAN, bridging, bonding, radius, OSPF, BGP
• Very good knowledge of services: Web, Mail, DNS, Monitoring, LDAP
• Very good knowledge of containerization using Docker
• Knowledge of service-related issues concerning computer hardware
• Knowledge of issues related to diagnosing hardware problems from the Linux console
• Knowledge of database administration: mysql, mariaDB
• Knowledge of at least one scripting language such as BASH, Perl, Python, PHP
• Knowledge of virtualization technologies such as: VMware, Proxmox
• Knowledge of licensing for products such as Vmware/Oracle/Windows
• Knowledge of issues related to network configuration and SAN/NAS arrays
• Knowledge of git/ansible/puppet
• Knowledge of backup policy creation

Engagement, communication skills - ability to work in a team

• Willingness to continuously deepen knowledge in the field of modern technologies
• Good command of English enabling reading technical documentation
• Readiness to provide rotating 24-hour on-call duty (after the implementation period)
• Stress resistance
• Availability
• Driving license category B

Additional advantages:

• Knowledge of Windows Server systems (AD)
• Knowledge of VOIP technologies
• Knowledge of LTO tape libraries
• Knowledge of alarm/access control/video surveillance management
• Knowledge of cloud platforms
• Knowledge of distributed storage systems
• Knowledge of ISO 9001/27001 systems

Responsibilities:

• Installation and administration of Linux servers
• Monitoring and maintaining high-availability systems
• Planning and expanding IT infrastructure
• Active participation in the development of information systems
• Handling service requests and providing ongoing company support
• Preparing and updating technical documentation
• Contacts with hardware/software/network service providers
• Supporting the sales department in preparing offers

We offer:

• Attractive salary
• Real opportunity for professional development
• Hybrid work in the company's Katowice office