Dmitriy Lavrov Email & Phone Number

Last a few years I have been working as a Tech Lead within Wintel team supporting servers and services located worldwide.- Deployment and support of enterprise level UC solutions Lync 2013, Skype for Business 2015, Office365, MS Teams. SSO solutions based on Active Directory Federation Services 2012-2019.- Develop and implement technical architecture and physical design of migrations from Lync 2013 and Skype for Business 2015.- Design and setup of SBC solutions.- Migration from… Show more Last a few years I have been working as a Tech Lead within Wintel team supporting servers and services located worldwide.- Deployment and support of enterprise level UC solutions Lync 2013, Skype for Business 2015, Office365, MS Teams. SSO solutions based on Active Directory Federation Services 2012-2019.- Develop and implement technical architecture and physical design of migrations from Lync 2013 and Skype for Business 2015.- Design and setup of SBC solutions.- Migration from ADFS to Azure AD. From Skype for Business to Teams.- User management in AD Hybrid deployments. Identity and Access management. Azure AD MFA.- Investigating and resolving major issues on Lync/Skype for Business deployments allowing to achieve zero high priority incidents, reduce number of user incidents and achieve high level of customer satisfaction.- Planning and development designs of services, review of existing designs to fix problems, increase stability and to align systems to Microsoft best practices. Servers performance analysis .- Planning and implementation of High Availability and Disaster Recovery sites for failover and redundancy. Perform of Disaster Recovery testing.- Installation, support and maintaining Exchange servers. Integration between SfB and Exchange servers.Technologies:UC/Messaging: Skype for Business 2015, Lync Server 2010/2013, AudioCodes, Exchange Server 2010/2013.Operating systems: Windows Server 2016/2012 R2/2008 R2/2003/2000/NT 4.0, Linux, RouterOSWindows Services: ADDS, ADFS, PKI (ADCS), Group Policy, WSUS, RDS, DNS, DHCP, IIS, ARR, RRAS, VPN, PXE, Failover Clustering.Virtualization and Cloud: Hyper-V, SCVMM, VmWare vCenter/ESXi, Azure.Backup/Storage: Microsoft DPM, NetBackup, CommVault, CA BrightStor ARCserve, OwnCloud, NextCloud, Synology, FreeNAS.Monitoring: SCOM, PRTG, Zabbix, SNMP.Network Technologies and Protocols: VPN Tunnels, Firewalls, Switching/Routing, Load Balancing, Proxy, OSPF, VRRP, VLANs. Show less

Worked as a Senior System Administrator in Infrastructure, Backup and Storage Department at Fujitsu, support more than 600 servers located around the world, with a wide range of operating systems and a variety of services on board.Responsibilities:- Support infrastructure of Fujitsu company and Fujitsu customers in Europe.- Troubleshoot, maintain, upgrade, and provide solutions to complex hardware/software issues.- Migration and support: Microsoft OCS 2007, Microsoft Lync… Show more Worked as a Senior System Administrator in Infrastructure, Backup and Storage Department at Fujitsu, support more than 600 servers located around the world, with a wide range of operating systems and a variety of services on board.Responsibilities:- Support infrastructure of Fujitsu company and Fujitsu customers in Europe.- Troubleshoot, maintain, upgrade, and provide solutions to complex hardware/software issues.- Migration and support: Microsoft OCS 2007, Microsoft Lync, Skype for Business, Microsoft Exchange solutions.- Providing 2nd and 3rd line support for secure redundant connectivity based on Symantec NetBackup, ARCserve Brightstore and VERITAS NetBackup.- Configuring backups for Windows and Unix servers.- Planning and designing backup solutions.- Storage systems maintenance.- Planning and performing migrations of servers and services between data centers.- Ensuring the recovery of servers and services in case of failure.- Design and deploy of solutions based on Microsoft Data Protection Manager 2012R2 for more than 12.000 users.- Management of WSUS service. Windows OS Patch Management for more than 600 servers.- Providing regular reports.- Disaster recovery testing.- Automation. Development and implementation of complex scripts. Show less

Voronezh, Russia

- Putting into operation a pharmaceutical warehouse complex equipped with an automated conveyor line (SSI Schaefer).- Installation and commissioning of servers, network devices and other equipment, cross-connection of server racks. Designing network topology, developing a server infrastructure.- Maintenance and implementation of engineering and IT systems at design and construction stages.- Enterprise level telephony system support (Avaya and Lync Server).- Installation and… Show more - Putting into operation a pharmaceutical warehouse complex equipped with an automated conveyor line (SSI Schaefer).- Installation and commissioning of servers, network devices and other equipment, cross-connection of server racks. Designing network topology, developing a server infrastructure.- Maintenance and implementation of engineering and IT systems at design and construction stages.- Enterprise level telephony system support (Avaya and Lync Server).- Installation and commissioning of industrial printing systems\high-speed risographs (RISO).- Maintenance and repair of printers and risographs.- Ensuring uninterrupted operation of all IT systems, from the power supply system design, uninterruptible power racks and other warehouse equipment, reservation of internet service providers, fiber optic lines between server rooms, design HA systems etc.- Development and implementation of Disaster Recovery Plans. Minimization of possible downtime for all IT systems (power supply systems, uninterruptible power supplies, server racks and other equipment).- IT infrastructure support of pharmaceutical warehouse complex (24/7).- Escalation of issues to the vendor support Microsoft, HP, SSI SCHAEFER.- End User support.Technologies and systems:- Windows Server 2003-2012R2, MS SQL Server 2005-2012, MS Active Directory, DNS, DHCP, IIS, Failover Clustering, Hyper-V 2008R2-2012, WSUS, MS NLB, ISA\TMG.- Remote Desktop Services - VDI, Remote App, RDGW.- HP ProCurve1800\2510\2626, HP Proliant G4,G5,G6,G7, IBM.- System Center Data Protection Manager 2010-2012R2, SCVMM 2008-2012R2, Monitoring and management systems - SCOM, PRTG, HP SIM, ProCurve Manager.- Deploying Hyper-V virtualization servers, SQL\File Server\Print Server failover clusters, network load balancing (NLB) system.- Implementation of high available solutions - SQL mirroring, Hyper-V clusters and replication groups, WSUS Replication, SCDPM.- CommuniGate Pro mail server support. Show less

Voronezh, Russia

- Development and support of projects in radio communications.- Participation in projects for development of innovative communication systems.

Engineer, Design And Technology Radio Electronic Equipment

Technician, Designing Of Radio Equipment