PROFESSIONAL SUMMARY:

• More than 8 years and nine months of IT experience in the Systems & Network Security Administration positions.
• Supported heterogeneous mix of computing hardware and software platforms, including Windows 2012 / 2008 / 2003 / 2000 servers, Microsoft Exchange server 2013 / 2010 / 2007 & 2003, IBM Lotus Domino Server, workstations and custom software applications.
• Installing, supporting and maintaining production, staging, development and office environments as well as providing input into the software development process.
• Implementation of backup and recovery policies, effective methods of systems integration, implementation of network security policies and email policies as per current industry standards, software distribution and replication methods.
• Automating user roles, Active Directory (AD) and access rights using IBM Tivoli identity management (TIM).
• Excellent work experience on IT security concepts with an emphasis on Security and Risk Assessment.
• Excellent understanding of internal and external audit process.
• Developed techniques and procedures for conducting security risk assessments and compliance audits, the evaluation and testing of hardware, firmware and software for possible impact on system security and resolution of security incidents.
• Excellent working experience in installing and managing Viewfinity for user features and administrative rights to prevent attacks, malware, and threats.
• Advanced knowledge of Windows Active Directory and Windows server clustering.
• Experience in installation and maintenance of Microsoft SharePoint Portal Server.
• Experience in assembling computers and hardware peripherals, formatting and partitioning the drives, installing the different operating systems and troubleshooting problems of the P.C.
• Experience in installation and maintenance of network devices such as routers, switches, firewalls and other hardware peripherals.
• Excellent work experience on reviewing and managing security events with SIEM (Security event and event management).
• Proficient with networking protocols like TCP/IP, FTP, TFTP, DNS, DHCP, PPP, NFS, OSPF, BGP, ARP, RIP, STP, Frame Relay, SDN, T1 / T3 / DS3, ATM / SONET, WAVE Wireless Network and NIS.
• Knowledge of Configuration and maintenance of VPN connectivity using PPTP and L2TP.
• Experience in Virtualization technology Infrastructure using VMware vSphere, VMware ESXi and Hyper - V.
• Designed and maintained network diagrams for whole enterprise.
• Installation and administration of various antivirus softwares and firewalls.
• Experience in NAT (Static NAT, Dynamic NAT, PAT), Clumping of Cross Cables, Straight Cables.
• Experience in supporting 24x7 environments located over different geographical locations on the globe.
• Provided customer support for server issues via ticket tracking system.
• Intermediate knowledge in SAP BASIS & BW, SAP Business one.
• Extensive knowledge in analysis, planning, design, testing, support, configuration, installation & troubleshooting.
• Worked independently for troubleshooting problems with speed and efficiency.

TECHNICAL SKILLS:

Operating Systems: Windows Servers 2012, 2008, 2003 & 2000, Windows 8/7/Vista/XP/2000 Professional/NT/98/ME/95, Ubuntu, LINUX, Mac OS, MS DOS.

Mail Server: Microsoft Exchange server (2013, 2010, 2007, 2003 & 2000), Postfix, IBM Lotus Domino server

Server Technologies: Active Directory, Internet Information Server, Remote access Services (RAS), Remote Installation Technologies (RIS), Distributed files system (DFS), ISA server (Proxy Server), MS SMS Server.

Networking: TCP/IP, SNMP, NetBIOS, IPX/SPX, ARP, NAT, HTTP, PPP, DHCP, DNS, WINS, RAS, WWW, Proxy, FTP, SMTP, IMAP, POP3, RIP, IGRP, VLAN, VPN, CDP, HDLC, ISDN & RSA Security, NFS, OSPF, BGP, RIP, STP, Frame Relay, SDN, T1 / T3/ DS3, ATM / SONET, WAVE Wireless Network and NIS.

Hardware: DELL Servers, HP Server platform with knowledge of RAID systems, Hardware troubleshooting and HP diagnostics (Including HP Insight Manager), Hubs, Switches, Routers (Cisco, Motorola, Dasan), Symantec Network firewall and SPAM filter, Basic Cat5 & Cat6 cabling experience, VOIP Devices, SCSI Devices, Compaq Laptop Computers, Pentium and Pentium Proclass PC’s, DeskJet Printers, Inkjet and Dot matrix Printers, Backup Devices, Ethernet Adapters.

Security & Firewalls: Symantec Endpoint protection & web Security, Trend Micro Enterprise Security and Data Protection, McAfee endpoint protection suite and McAfee Enterprise VirusScan, Checkpoint firewalls, Cisco firewalls, Juniper, Sonicwall.

Database: MS SQL Server, MS Access, MySQL and Oracle.

Languages: C, C++, PHP, ASP .Net, Java and VHDL.

Internet Tools: HTML, DHTML and JavaScript

Office Automation: MS Office, Open Office

Web Designing Tools: Front-Page, Dreamweaver MX, Web editor, Site Studio

Other Tools: Norton Ghost, VERITAS & ArcServe Backup Software, Viewfinity, Drupal, WPF, WCF, IBM sametime, Apache, SugarCRM, CITRIX, SIEM (Security information and event management), IBM Tivoli Identity Management (TIM), Partition Magic, VMware, Volume Manager and System Commander.

PROFESSIONAL EXPERIENCE:

Confidential, Edison, NJ

Network and Computer Systems Administrator / Engineer

Responsibilities:

• Install and manage Windows Server 2012/2008/2003 , Ubuntu Servers and Manage Active Directory services.
• Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet system or a segment of a network system.
• Maintain network hardware and software.
• Deployed and managed Viewfinity for user features and administrative rights to prevent attacks, malware, and threats.
• Our policies can be implemented across an organization's entire infrastructure, from Windows-based endpoints, to servers, virtual machines, cloud/SaaS, and remote based-endpoints.
• Create and manage WAN environment using Cisco routers and using WAN protocols like IP, OSPF, RIP-I, RIP-II, STP, Frame Relay, PPP and MLTP.
• Migration from XP to Windows 7 and Windows 8 using SCCM and Altiris.
• Deployed OS, applications and security patches using Microsoft SCCM 2007 / 2012, System Center 2012 and Altiris.
• Develop techniques and procedures for conducting security risk assessments and compliance audits, the evaluation and testing of hardware, firmware and software for possible impact on system security and resolution of security incidents.
• Monitor network to ensure network availability to all system users and perform necessary maintenance to support network availability.
• Deployed, configured and managed McAfee endpoint protection suite and McAfee Enterprise VirusScan on servers, PC and Macs.
• Encrypt data transmissions; manage firewalls, data backup, malware protection and viruses to secure confidential and important information.
• Used ghost softwares for OS imaging.
• Supervise other network support and client server specialists and plan, coordinate, and implement network security measures.
• Review and manage security events with SIEM (Security event and event management).
• Create Virtualize environment using VMware vSphere, ESXi, Citrix XenApp, Citrix XenServer and Microsoft Hyper-V.
• Assist with Acceptable Use Policy (AUP), Privileged Access Policy, and Global Policy.
• Install, configure and maintain SAN, NAS, ISCSI, and Load balancing.
• Implement and Administer Group Policies, GPO, DFS, FRS in Active Directory.
• Analyzing and building new products and solutions for the Company and its clients according to their needs.
• Analyze or recommend commercially available networking related software.
• Plan, coordinate, and implement security measures to safeguard computer databases. 
• Document the applications by using MS Office skills in Microsoft Word, Excel and Access.

Tools and Skills: Microsoft Windows Servers, Microsoft Exchange Servers, Linux Ubuntu, SAN (Storage Area Network), Disaster Recovery (DR), Business Continuity (BC) and Virtualization, TCP/IP, SNMP, TELNET, NetBIOS, VLANs, IPX/SPX, HTTP, RAS, IMAP, POP3, RIP-I, RIP-II, IGRP, EIGRP, VLAN, VPN, ISDN & RSA Secirty, NFS, OSPF, BGP, RIP, STP, Frame Relay and Wireless Network, Linux, VMWare, VSphere, ESXi, Postfix, SAN, NAS, ISCSI, ProFTPD, FreeBSD, Cisco, Juniper, Citrix Xen Server, WPF, WCF, Hyper-V, IIS, IBM Lotus Domino, PHP, MySQL, Sugar CRM, Apache, Symantec VERITAS and ArcServe Backup Software.

Confidential

Network & Systems Administrator

Responsibilities:

• Proactively manage and secure all aspects of administration of Microsoft Windows Server 2000 / 2003, Linux, Apache, Exchange servers, MS SQL including availability, user security, device access, performance, connectivity, upgrades for consisting of 150+ nodes network.
• Manage, administration and secure Domain Controllers, Active Directory, DHCP Services and Windows Service Pack Installation and Patch’s Management.
• Configuration of routers, switches and Modem for LAN, WAN, VPN, ISDN and Internet at Client Sites.
• Troubleshooting and Implementation of Leased Line, ISDN Links and MMDS links.
• Managing installation, configuration & support for MS SQL Server and MS Access.
• Involved in Database design and database connectivity scripts development.
• Implemented network security policies and email policies, backup and recovery policies.
• Corporate security using SIEM (Security information and event management) and Manage Windows 2000 / 2003 virtualized AD domains, which include users, groups, policies, login scripts, associate permissions and identity management using IBM Security Identity Manager.
• Coordinating with various Telecom Operators for forthcoming Links and while troubleshooting the existing links
• Installation and Commissioning of RF based MMDS Links for VPN & Internet.
• Experience of working on Motorola, Dasan, Cisco 3640, 2600, 1700 routers and 2950 switches (D-link, Cisco).
• Looking after the OSPF and BGP network and also customer network and troubleshooting the problems.
• Manage applications, device availability, network conditions and status, system performance, service and program maintenance, and storage resources using HP OpenView.
• Creating and managing shared folders and provide security ACL on files and folders.
• Schedule and review daily server backups using VERITAS Backup executive.
• Worked on Disaster Recovery (DR) and Business Continuity (BC) projects.
• Monitor security of the servers, firewalls, and antivirus softwares using the log files and maintaining the security of user, file and network level.
• Coordinated the web designing team in designing the new projects
• Provided post sales technical support for Leased Line to Corporate Clients for issues pertaining to configuration.

Tools and Skills: Microsoft Windows Server, Microsoft Exchange Server, IBM Lotus Domino, Apache, Storage Area Network (SAN), VLANs, Wireless Network, Active directory, HP OpenView, McAfee, Linux-Ubuntu, Postfix, Exchange Server, MySQL, Sugar CRM, SIEM (Security information and event management), PHP, IBM Tivoli Identity Management (TIM), VMWare, VSphere, ESXi, SAN, NAS, Cisco, Juniper, Citrix Xen Server, WPF, WCF, Symantec VERITAS and ArcServe Backup Software.

Confidential,

Network System Engineer / Desktop Support

Responsibilities:

• Managed integration and administration of Windows Server 2003/Workstation, SQL Server, IIS & Proxy Server.
• Installation & support of DHCP, DNS, WINS, RAS & Network printer server for Windows server.
• Managing the HP blade servers.
• Administered the Lotus domino server for mail and other resources of the company.
• Maintained door security system using MS SQL 2000 server.
• Administering the LAN/WAN devices using cisco router, D-link switches and hubs.
• Lotus Notes User ID Configuration, Replication and Archive Mail.
• Lotus same time configuration and administration.
• Installing and Configuring Citrix Metaframe at remote location for accessing various companies’ application remotely using secure token software.
• Antivirus Installation, updating & maintenance in entire network remotely.
• Configured & trouble shooting of Mail clients like Ms-Outlook, Outlook express, Thunderbird, Eudora, Mozilla, Netscape, Lotus notes, PM Mail etc Installed, configured and maintained.
• Collaborated with technical team members to address extensive and complex technology issues.
• Consistently demonstrated strong problem solving talents by efficiently resolving end-user software & hardware issues.
• Installed network PCs and peripherals.
• Performed system backups and restores both on server machines through Tape Drive using Arcserve Backup Software.
• Administered and managed the Symantec firewall server.
• Instrumental in the recording, diagramming and maintaining server and communication equipment documentation for the corporate and backup data center sites.

Confidential .

Desktop Support Admin / Analyst

Responsibilities:

• Served as head of System division, responsible for overall Network direction and Schedule objectives
• Managing installation, configuration & support for MS SQL Server and MS Access.
• Equipment procurement, troubleshooting faulty hardware, managing help desk and support personnel, establishing vendor relationships and disaster recovery planning.
• Administer and managed VoIP Devices.
• Managed internal LAN setup within the office and provided support for all the Servers, Desktops and Laptops.
• Developed and implemented cost effective solutions for technical and business environment.
• Designed and implemented the windows 2000 server networks for various Branch Offices and maintained servers through remotely from head office.
• Involved in the teamwork to develop custom Windows applications for Dialogic cards.
• Implemented network security policies and email policies, backup and recovery policies.
• Trouble-shooted Windows machines at various client location, solved software and hardware problems.
• Maintained RAS systems for data exchange from multiple work locations.
• Closely worked with product development team in all phases of development life cycle.
• Involved in Database design and database connectivity scripts development.
• Regular system administration tasks like user access and permissions, security.
• Hosted and maintained the different websites on remote servers by using remote administration tools.