SUMMARY

• I have worked in full capacity with Active Directory for over 15 years, on projects ranging from structural planning and design to daily administrative tasks, serving small businesses as well as enterprise - scale environments, while providing service to thousands of end-users and computers.
• Duties typically included User Account provisioning and Identity Lifecycle Management, configuration of Group Policies, Network services management (DNS and DHCP), managed software distribution and patch/update management (SCCM), scripting automation (PowerShell).
• In my current position I’m responsible for daily operation of distributed Network infrastructure for three Medical facilities on a 24/7 schedule, in a very demanding environment which requires a trusted, reliable and responsible approach to the job duties. The network is mainly built on CISCO hardware; my duties include configuration tasks on routers, switches, Wi-Fi access points and controllers, while providing Level 3 support to network technicians.
• Developed processes and executed Disaster Recovery procedures and tests. Responsible for all aspects of Data Backup (CommVault) of over 200 TB of data stored on Fiber-connected Compellent SAN, and LTO Tape libraries.
• Configured, administered and performed upgrades of a highly virtualized datacenter, running about 200 virtual guest servers on VMWare ESXi 5.5 cluster.
• Completed projects include large scale (1000+) workstation rollouts, deployments and upgrades (Windows XP to Windows 7 with SCCM-MDT), with standardized Operating System images and personalized user experience.
• Experienced in Datacenter hardware installation with excellent troubleshooting abilities.
• Fluent in Serbian/Bosnian, fair in French.
• Designed and implemented SCCM site hierarchy to enable efficient management of corporate IT resources.
• Implemented enterprise scale transition to the VMWare virtual environment.
• Managed projects on the upgrade of the functional level of the Active Directory forest and implementation of Role Based Access Control model (AGDLP) across the forest.

TECHNICAL SKILLS

• Windows Server/Desktop
• Data Backup CommVault Simpana
• Symantec Backup
• Virtualization platforms VMWare ESXi vSphere
• MS Hyper - V (Advanced)
• PowerShell
• VBScript
• JavaScript
• PHP
• MS SQL Server
• MS Exchange 2000/2007/2010
• MS Office family (Advanced)
• Major Antimalware products Symantec AV
• McAfee,
• Kaspersky
• Forefront
• Various Linux/UNIX distributions
• Microsoft IIS
• Apache
• Lighttpd web servers

PROFESSIONAL EXPERIENCE

Sr. Network Support Engineer

Confidential, St. Louis, MO

Responsibilities:

• Member of a Network Team supporting all aspects of Information Technology Services for SSM Healthcare owned ‘St. Louis University Hospital’, TENET owned ‘Des Peres Hospital’ and ‘Anheuser-Busch Institute’ in St. Louis.
• Participated in 24/7 on-call rotating schedule and carried pager at all times.
• Served as the primary point of contact with the Desktop team supporting several thousand users. Introduced scripts to the environment to automate certain AD related tasks, provide security monitoring and reporting, and remote workstation configuration and management for a very demanding customer base.
• Upgraded and managed SCCM infrastructure, including managed software distribution, Windows Updates, OS deployment, device compliance, and report building. Produced standardized OS images with MDT/SCCM and KACE; packaged, rolled out, and upgraded various business applications (MS Office and Office365, Citrix, EPIC).
• Designed and managed GPO infrastructure to maintain highly secure server and desktop environment.
• Team leader and primary person responsible for CommVault Simpana enterprise data backup solution which includes multiple fiber connected tape libraries and Compellent SAN storage.
• Implemented and administered VMWare ESXi5.5 seven-node cluster running about 200 virtual servers.
• Managed local AirWatch Mobile Device Management solution, with limited set of admin privileges.
• Configured various network equipment, Cisco routers and switches, Wi-Fi APs and controllers, VPN concentrators.
• Provided high quality Tier-2 and Tier-3 Helpdesk support to end-users, technicians and vendors, in timely fashion.
• Provided assistance and technical support in the implementation of EPIC EHR/EMR solution.

Computer Technician

Confidential, St. Louis, MO

Responsibilities:

• Performed hardware, software, and network maintenance and administration tasks for the campus IT department.
• Implemented and maintained system stability and configurations of networked computers while providing IT support to include consulting, planning, software and hardware configuration, to the faculty and staff.
• Installed, configured and deployed hundreds workstations/laptops while providing IT support to end-users, to ensure proper user-state migration as a part of mass-deployment of new computer desktops.

Sr. Systems Administrator

Confidential

Responsibilities:

• Designed, installed and managed stable and secure MS Windows network environment, with full set of services to include multi-domain Active Directory, GPO, DHCP, DNS, WINS, WSUS, DFS, file-sharing, LOB application servers.
• Designed and managed security policies enforcement (GPO), as well as Antivirus and Malware protection.
• Configured and administered network equipment, Cisco routers, L3/ L2 switches, Wi-Fi APs and VPN servers.
• Configured and performed daily backup operations with Symantec Backup Exec on HP Ultrium tape libraries.
• Configured and operated high-volume HP and Canon printers, and hardware/software print servers.
• Assembled, configured and installed PC desktops and custom built servers; replaced faulty components.
• Configured and administered company’s front-end and back-end email infrastructure servers.
• Administered company’s web servers (Linux,Apache,MySQL,PHP; MS IIS 6.0) and websites (Drupal CMS)