Network and Systems Administrator

**Czym będziesz się zajmować?** ### Requirements: * Minimum 3 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 **Kogo poszukujemy?** ### 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 ### 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 **Czego wymagamy?** 3 lata doświadczenia na podobnym stanowisku Znajomości: * Debian * TCP/IP Języki: * Polski * Angielski **Jakie warunki i benefity otrzymasz?** * 13k–19k PLN netto/m (B2B) * B2B - Elastyczne godziny pracy (100%) * Praca zdalna: Możliwa częściowo **Kim jesteśmy?** Our client is a company operating at the intersection of healthcare and technology, providing comprehensive solutions for medical facilities.