Sergei Smetankin

● Provided server infrastructure administration and troubleshooting: Windows, Linux and VMware ESXI
● Improved customer satisfaction by providing faster and more accurate resolution of technical issues
● Served as a subject matter expert on the enterprise systems and led system upgrades and migrations

● Fulfilled 1000+ customer cases requiring complex troubleshooting of servers
● Conducted troubleshooting on HP ProLiant G5-G10, HPE BladeSystem c3000 and c7000
● Collaborated with managers to deliver solutions on time, within budget, and in accordance with corporate standards by gathering information regarding client needs and assessing project feasibility

● Organized and provided network monitoring on Windows Server, Linux (Nagios / Zabbix), and VMWare ESXI, additionally installed network HW: 3Com, HP, Huawei

● Planned and modernization local network for 400+ end users

● Developed custom monitoring, alerting and troubleshooting tools to ensure service level agreements were met by researching, evaluating, and testing new technologies to improve efficiency

● Documented procedures, performed preventative maintenance, and remediated issues with production servers, storage systems, and networking equipment

● Continuously monitored system performance and made recommendations to optimize the overall performance of the company

● Created detailed process diagrams and documentation for operational procedures

• Resolved issues and escalated problems with knowledgeable support and quality service.
• Created nightly jobs for database backups.
• Contributed to development, administration and testing of disaster recovery plans.
• Researched and recommended new technologies and strategies for improving system performance.

• Administrated and Troubleshooted Huawei Servers and Blade System
• Preparation and commissioned of servers in the production

• Managed of all IT infrastructure of the office (AD, DHCP, DNS, Mail-Server) and users support

• Supported users with HW and SW related issues