SUMMARY:

Accomplished IT professional with extensive experience in architecting, designing solutions and maintaining the enterprise - level information systems. Proven ability to effectively prioritize, consistently meet deadlines and evaluate problems to generate timely solutions in fast past environments.

TECHNICAL SKILLS:

Platforms: Windows, Linux, Mac OS X, Android, Blackberry

Hardware: Cisco UCS, HP BladeSystem, HP EVA5000/8000, Dell, HP

Storage: EMC VNX/DataDomain, NetApp, X-IO ISE, vSAN

Networking: Cisco, Fortinet, HP, Dell routers and switches.

Active Directory: AD FS, DNS, DHCP, DFS, GPO, Azure AD Connect

Server Administration: Windows 2003/ 2008/2012/2016, WSUS, SCCM, Citrix XenApp 6.5 - 7.x

Messaging: Exchange 2010/2013, ActiveSync, Skype for Business

Security /Spam filtering: Barracuda, McAfee, AppRiver

Database Administration: SQL Server 2014/2016, Oracle 9i/10g

Monitoring: SCOM, Tripwire, PRTG, Solarwinds Orion Suite

Scripting: Powershell, VBscript, SQL

Virtualization: VMware vSphere, vCloud Suite, Site Recovery Manager, Nutanix, Hyper-V, Azure

MS Office Suite: Project, PowerPoint, Visio, Excel, Office365

PROFESSIONAL EXPERIENCE:

Systems Administrator

Confidential, Hamburg NJ

Responsibilities:

• Managing IT team and executing projects to meet the budget and deadlines.
• Routinely conducting security risk assessments and provides recommendations to management to improve the security of the systems/network.
• Implementing security procedures and tools.
• Managing Barracuda Web/Spam filtering.
• Investigating performance issues and delivering solutions.
• Managing and administrating tasks in SQL and Exchange servers using PowerShell scripts.
• Upgrading VMware clusters to version 6.5.
• The GPO management
• Updating the physical host to the latest firmware and software.
• Implemented 2012 RDS for the applications remote access.
• Deployed new Citrix XenApp 7.7 Farms.
• Deploying/managing WSUS/SCCM 2016.
• Managing the EMC VNX data storage and EMC DataDomain, Networker Backup appliance.
• Participating in the Level 3 on-call rotation to resolve escalated issues.
• Writing policies and standard operating procedures.
• Managing installation and integration of systems updates, patches and enhancements using WSUS/SCCM.
• Managing, maintaining, and upgrading the VMware/EMC infrastructure.
• Managing the EMS Networker backups.
• Managing RADIUS server for the VPN connectivity.
• Managing Crestron A/V systems.
• Managing Mitel VOIP system.

Senior Systems Engineer

Confidential, Iselin NJ

Responsibilities:

• Designed and implemented solutions for new clients.
• Configured Active Directory Federation with Azure AD, Office 365 and Web single sign-on (SSO) capabilities, enables users to authenticate using on-premises credentials and access all resources in cloud.
• Monitored thousands of Windows and Linux servers using SCOM.
• Configured the SCOM monitors and adjusted the thresholds.
• As a part of SWAT team investigated the application and DB servers performance issues and delivered solutions.
• Managed and administrated tasks in SQL and Exchange servers using PowerShell scripts.
• Developed and reviewed policies and standard operating procedures.
• Administrated Cloud computing environment, based on AWS, VMware ESXi, Citrix XenApp farms and the proprietary Workplace software.
• Deployed new VMs and servers and upgraded existing.
• Deployed new Citrix XenApp 6.5 and 7.x Farms and upgrading/managing existing.
• Citrix XenApp performance analysis and tuning.
• Upgraded and managed Citrix NetScalers and StoreFront servers.
• Managed mobile devices via VMware AirWatch and Blackberry servers.
• Managed and maintained AMIs, AWS EC2 instances.
• Planned and executed of the changes inside a co-located datacenters.
• Managed McAfee mail filtering, Endpoint Protection and ePO and Sophos anti-viruses.
• Implemented Duo Security MFA Single Sign-On.
• File integrity monitored using Tripwire Enterprise.
• Performed network/infrastructure penetration testing using Metasploit and Nessus Vulnerability Scanner.
• Deployed updates/patches and the applications packages using SCCM.
• Evaluated Citrix XenDesktop and VMware Horizon 6/7 solutions.
• Configured and upgraded Cisco UCS and HP Blade systems.
• Configured, tested the backups and recovered the data on servers using CommVault Backup.
• Conducted periodic Disaster Recovery tests according to the SLAs.
• Participated in on-call rotation to resolve Level 3 escalated issues.

Network Engineer

Confidential, Astoria NY

Responsibilities:

• Administering & designing LANs, WANs and voice networks based on Cisco, Fortinet and Motorola network equipment.
• Designed and technically validated the solutions and the Proof of Concepts (PoC)
• Communicating and negotiating with users, specialists, other staff and suppliers.
• Responsible for communication protocols, configuration, integration & security.
• Performed network/infrastructure penetration testing using Nessus Vulnerability Scanner.
• Investigating, diagnosing and resolve all network problems.
• Managed Symantec Endpoint protection.
• Managed the backups with NetBackup.
• Upgrading and repairing faults on systems, networks & peripheral equipment.
• Cisco & DELL switches configuration in particular VLAN configuration/troubleshooting.

Independent IT Consultant

Brooklyn NY

Responsibilities:

• Evaluated and re-designed scalable Windows based IT infrastructure to meet client’s needs.
• Designed network infrastructure based on Cisco routers and VPN interconnections.
• Developed business continuity policies.
• Implemented Mail/Messaging system based on Exchange 2007 with OWA
• Developed scalable and adaptable data back-up solutions to address growing data and storage requirements.
• Analyzed data and reporting requirements to recommend and design solutions through the creation of appropriate database structures.
• Worked with senior management to design IT infrastructure as well as manage IT projects.
• Supported remotely 2 projects

System Administrator

Confidential

Responsibilities:

• Planned and managed all phases of software development life cycle in a timely manner and within budget limits.
• Defined, developed and managed ticketing helpdesk system.

IT Consultant

Confidential

Responsibilities:

• Ensured that all branches met scheduled opening dates with no technical difficulties.

System Administrator

Confidential

Responsibilities:

• Developed IT strategy and operations policies based on ITIL methodology.
• Developed business continuity policy.
• Reduced the cost of system ownership by introducing thin-client technologies based on RDP and ICA (Terminal Services/Citrix server farms, Citrix MetaFrame Server).
• Created Helpdesk Support Service team.
• Reduced implementation cost of SWIFT Alliance Access complex for about $10K.

System Administrator

Confidential

Responsibilities:

• Ensured optimal database performance during peak hours.
• Quickly and efficiently implemented Cisco routing system with VoIP CallManager and videoconferencing.
• Implemented Apple Macintosh / Microsoft Windows SMB file sharing and RSync synchronization.

Systems Administrator

Confidential

Responsibilities:

• Successfully implemented new core banking system based on Oracle 9i/10g and Linux RHES/CentOS, allowing bank to increase the activities and earnings.
• Re-designed IT infrastructure to support MIS that allowed managers to made more reasonable and effective decisions.
• Designed and implemented network security for head office and 20 branches.
• Implemented Mail/Messaging system based on Exchange 2003 with OWA.
• Implemented backup solutions based on Veritas Backup Exec.
• Managed Data Center Migration to new building and new equipment.
• Managed critical Service Management processes.
• Managed PBX and evaluated new VoIP solution for new offices.