Oleg K. Email & Phone Number

Washington, D.C., Us

• Managed hybrid configuration and support for Office 365 Exchange, including Exchange Online and Teams.• Supported global migration of Office 365 Exchange and adoption of Teams Services for multinational office locations.• Ensured operational readiness for Microsoft Teams and Exchange supporting services, improving incident management processes.

Mclean, Va, Us

Bradenton, Fl, Us

• Experience managing Microsoft stack such as Windows Server, Exchange, Skype/Lync, Microsoft 365.• In-depth knowledge of supporting & complementary technologies, such as Windows Active Directory, DNS, PKI, GPO, LAPS, AD Azure, Microsoft 365 Security and Compliance, Azure MFA, Conditional Policy, RBAC for AD Azure and Office 365.The Day-to-Day:• Administer and monitor M365 and On-Prem Services, Health Status, Alert and Activities, AD/Azure Hybrid.• Monitoring and troubleshooting Networking/DNS, Active Directory, Azure AD/DNS, with multisite/datacenter architecture.• Multilevel PKI site architecture and certificate support for internal servicesImplement changes to M365 suites of services• Manage routine service requests Desktop GPO/DevOps App/DBA teams, and user support issues and serve as a tier 3/4 escalation point, to investigate incidents and improve• Email Spam filtering and Email Policy reaction, and task Security Compliance procedure Implement and enforce compliance with retention policies for Exchange\ShP\Teams• On-Site\Hybrid working, incident support 24x7

Philadelphia, Pennsylvania, Us

• Deploy and support Office 365 (Exchange Online, Skype for Business Online) for users.• Planning and support inbound/outbound rule and policy Office 365/EOP and Exchange On premise Organizations.• Open support case in Microsoft Support for Office 365/EOP • Installation, configuration and support Direct Access Services. • Upgrade DirSync and install Azure AD Connect.• Installation, configuration, migration, and support of Exchange 2010 HA Services (DAG, CAS Array, Edge).• Installation, configuration, and support of Hyper-V Scale-Out Clusters.• Installation, configuration, migration and support PKI infrastructure.• Perform day-to-day operation and troubleshooting of VMs and performance tuning on production servers.• Administrating, Upgrade and Support Active Directory, DNS, DHCP, Remote Profile, File Servers.• Administrating and managing the Group Policy Management (GPO).• Installation of Windows Server 2012 R2 in physical servers and virtual servers.• Knowledge in use and administration of System Center 2012 tools like SCVMM.• Install and Support Druva backup application for laptop.• Veritas Backup Exec 14 backup and restore services.• Support Outlook 2010/2013 and other applications (QuickBooks etc.).• 24*7 Proactive and Reactive Support to Production servers and performed occasional off-hours or remote support.

Москва, Ru

• Messaging Engineer and Lync Engineer• Planning architecture, implementation and deployment, maintenance, and troubleshooting of Lync and Exchange for customers.• Design and implementation of direct routing on Session Initiation Protocol (SIP) Trunks, AudioCodes SBCs, and telephony architecture.• Collaborate with sales team in supporting pre-sales efforts through client discovery and scoping sessions to ensure successful delivery of project• Upgrade and migrating users Microsoft services on-premise and Privet Cloud VMware/Hyper-V, and Exchange Online • Specialization in infrastructure projects: Office 365, Lync 2010/2013, Lync Online, Exchange 2003/2007/2010/2013, Exchange EOP, Forefront Exchange Online, PKI, Firewall TMG/UAG, WAP, HLB/VLB/NLB, Windows Clustering, DR, HA.• L2 and L3 level support services and customer for Microsoft PSLP and Audio Codes SBC/GW.

Kyiv, Ua

• Participation in the preparation of architectural decisions.• Deployment infrastructure and testing infrastructure.• Migrating users and services.• Support infrastructure projects.• Writing design documents.• Specialization in infrastructure projects: OCS 2007, Lync 2010, Exchange 2007/2010, PKI, Firewall TMG/UAG 2010, HLB, Windows Clustering, DR, HA.