Job Summary: We are seeking a Systems Administrator with experience in Windows, Linux, and virtualization environments to manage complex infrastructures and ensure operational continuity. Key Highlights: 1. Stable project in an advanced technological environment. 2. Professional development in system administration and security. 3. Positive work atmosphere and team collaboration. We are looking for a **Systems Administrator** with solid experience in Windows, Linux, and virtualization environments, capable of managing complex infrastructures and ensuring the operational continuity of our systems. **Responsibilities** ---------- * Installation, configuration, and administration of **Microsoft Windows Server 2016 and 2019** servers in physical and virtual environments. * Deployment and administration of **Windows 11 PCs**. * User and group management in **Active Directory**, creation and administration of **Group Policy Objects (GPOs)**. * Configuration and administration of shared resources, **WSUS**, **DNS**, **DHCP**, and **IPAM** services. * Installation and administration of **Linux** servers (RedHat and CentOS). * Administration of **VMware and Citrix (VDI)** virtualization environments. * Monitoring and administration of **Backup and Restore** solutions, including cloud backup restoration using **Druva**. * Administration and support of **Lotus Notes** environments. * Secure file exchange management via **Citrix ShareFile**. * Administration of PBX and IP telephony via **Cisco Unified CM Administration**. * Configuration and administration of network connectivity and remote access solutions in Windows and Linux environments. * Network troubleshooting and advanced technical support. **Requirements** -------------- * Higher Vocational Training Degree in Network Systems Administration (ASIR) or equivalent higher education qualification. * **4 years of experience** in Windows and Linux server administration, Active Directory, GPOs, virtualization, and network solutions. * **2 years of experience** in Lotus Notes, Citrix ShareFile, cloud backup administration, and IP telephony. * Solid knowledge of **Microsoft operating systems, Azure, Linux/Unix, virtualization (VMware/Citrix)**, and TCP/IP networking. **Valued Certifications:** * **MCSA: Windows Server 2016** * **Microsoft 365 Certified: Security Administrator Associate** * **Microsoft Certified: Information Protection Administrator Associate** * **Citrix Certified Associate – Virtualization** * **VMware Certified Professional (VCP)** **Benefits** -------------- * Stable project in an advanced technological environment. * Professional development in system administration, virtualization, and security. * Positive work atmosphere and team collaboration. Join Seidor Gesein as a Systems Administrator and become part of a leading technology and innovation team! Develop your career with us in a dynamic and professional environment!