System Administration & Support: Manage, monitor, and maintain our on-premise infrastructure, including VMware vSphere clusters, Windows Servers , and Linux servers.
Core Services Management: Administer and ensure the high availability of critical services such as Microsoft Active Directory , MS Exchange , and HAProxy .
Data Protection: Oversee and manage backup and recovery operations using Veeam Backup & Replication .
Cloud Migration: Actively participate in the "lift-and-shift" migration of on-premise virtual machines and applications to cloud.
Application & Collaboration Tools: Manage and provide support for corporate systems like Jira , Confluence , and an on-premise instance of Bitrix24 or Creatio CRM , including data migration and user administration tasks.
Documentation: Create and maintain comprehensive documentation for all managed systems, configurations, and operational procedures.
Troubleshooting: Serve as an escalation point for complex infrastructure-related issues, providing timely resolution and root cause analysis.
IT Projects: Leading the IT projects like Bitrix24/Creatio integration, VM migrations, on-premises to cloud and back migrations, etc.
Required

and Experience 5+ years of experience in a System Engineer role.
Expertise in virtualization with VMware vSphere, including installation, configuration, and troubleshooting.
Deep knowledge of Windows Server administration, including Active Directory, GPO, DNS, and DHCP.
Strong proficiency in Linux administration (Ubuntu).
Proven experience managing MS Exchange environments.
Hands-on experience with backup and disaster recovery solutions, specifically Veeam .
Solid understanding of networking concepts, including TCP/IP, firewalls, and load balancing ( HAProxy is a strong plus).
Experience administering Atlassian tools ( Jira/Confluence ) and/or CRM/ERP systems like Bitrix24 .
Excellent problem-solving

System Engineer

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