Leonid Zitnikov
Freiberuflich, Freelancer, My own LTD Company
Tallinn, Estland
Werdegang
Berufserfahrung von Leonid Zitnikov
Bis heute 7 Jahre und 4 Monate, seit März 2017
Freelancer
My own LTD Company
Managing network devices, Managing ZOOM.us video conferencing, building info screens on Raspberry Pi OnSite and Service Desk support, Managing access to different systems, Employees On-/Offboarding W.Server 2016 administration, Veeam backup, Managing groups and users in AD, Tasks automatisation with PowerShell Atlassian (Confluence & Jira SD) administration, Zabbix monitoring, Tasks automatisation with Bash, New MAC/WIN PC's setup SaaS: AzureAD, Office365, g.Suite, OKTA, Slack, Zapier
1 Jahr und 6 Monate, Okt. 2015 - März 2017
System Administrator
Estonian Unemployment Insurance Fund
Op.Systems: Win7, Win Server 2012R2, CentOS 6 MS Servers: AD, WSUS, SCCM, ADFS, EXCHANGE MS services: FileServer, PrintServer + Network printers (all branches printers connected to HQ server) Atlassian: JIRA, Jira SD, Bamboo, Confluence, and a little bit BitBucket Other: ZABBIX, Symantec Backup EXEC 15, Veeam, ZenDesk
3 Jahre und 2 Monate, Aug. 2012 - Sep. 2015
Technical Support & IT Administrator
DHL Estonia AS
Providing 1st line and OnSite support for users. Registering all problems to ticketing system (ServiceNOW). Managing users, workstations (Win XP/7, Ubuntu), groups, rights in AD, mobile devices (iOS, Android, WIN.Mobile; Good.com). Installing new servers (Win.Server 2003/2012), desktops, laptops, MFUs, UPS. Installing new software to servers, desktops, laptops. Maintenance all of the above plus CCTV system and VOIP system (AVAYA).
7 Monate, Sep. 2011 - März 2012
Warranty Service
MAX 123 AS
Repairing DELL Notebooks
2 Jahre, Sep. 2009 - Aug. 2011
IT Support (Manager)
Maxima Estonia OÜ
Providing 1st line to internal clients (co-workers). Providing OnSite support on different sites (shops). Managing IT Support Department: arrange workday, make schedule for group workers. Solve complicated problems, check service desk problems status. Second task concludes in answering phone calls from shops workers, register and solve problems by remote control. see less
1 Jahr und 10 Monate, Nov. 2007 - Aug. 2009
Help Desk Specialist
Estonian Telecom ( Telia )
Providing 1st line support to clients (phone & mail support). Solve problems, check service desk problems, Register and solve problems on first call.
Ausbildung von Leonid Zitnikov
2 Jahre und 10 Monate, Sep. 2011 - Juni 2014
ITC
Estonian Entrepreneurship University of Applied Sciences
Sprachen
Russisch
Muttersprache
Englisch
Fließend
Estonian
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