SUMMARY

• Over 20+ years of experience in Data Networking operations UNIX and Windows Administrator. Provided customer support for networks, hardware, software, and applications.
• Hands - on experience with Cisco, Checkpoint, 3com, Bay, Nortel and Cabletron routers, hubs, switches, VPN, F5 BIG-IP load balancer, SAN, Firewall, intrusion detection. An innovative team player with strong understanding of current technologies.
• Operated client/server hardware and software applications, Upgraded and repaired PC, peripherals. Computer experience includes Solaris, Linux, Unix shell scripting, CentOS, RedHat, Ubuntu, NT, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 10, Server2003, Server2008 R2, Server2012, VMware ESXI, VMware Server, Network Appliance, Veritas NetBackup, Macintosh, VAX and IBM mainframe.
• Effectively work with internal business customers in gathering requirements, making recommendations, and implementing solutions, while communicating all progress to the customer.

TECHNICAL SKILLS

Network Monitoring: Nagios, Solarwinds, Wireshark

Network protocols: TCP/IP, IPX, FTP, IPMI, DNS, DHCP, SMTP, IMAP, POP, SSL, VPN, LDAP, NetBIOS, Proxy, etc.

HARDWARE: Cisco, Ckeckpoint, IBM, Nortel, Bay Network, 3Com, Linksys, F5, Cabletron routers, hubs, and L3/L2 switches 3Ware, Adaptec, Intel, Network Appliance(SAN) Nortel Meridian PBX, Huawei switches & router, Citrix Netscaler, Riverbed.

Database: MySQL, PostgreSQL, SQL(Gupta), SAP, ORACLE, DBaseIII

COMPUTER SOFTWARE: MS office/Project/Exchange, CA ArcServe, GoldMine, Mcafee HelpDesk, CA Unicenter, Tivoli, Checkpoint Firewall-1,HP ITSM, Norton Ghost, Nagios, Solarwinds, Wireshark, MySQL, PostgreSQL, SQL(Gupta), SAP, ORACLE, DBaseIII, Expandable, PSPICE, Logic work, VHDL able, OpenVPN, etc.

Operating System: DOS, Windows 2000/XP/Vista/7/8/10, Server2003/2008 R2/2012, VMware ESXi, VMware Server, Novell Admin, Linux, CentOS, Solaris

Help Desk software: GoldMine, Mcafee HelpDesk, CA Unicenter, Tivoli, HP ITSM

PROFESSIONAL EXPERIENCE

Confidential

Network Engineer/System Engineer/Help Desk

Responsibilities:

• Trouble shoot and planning for network infrastructure of the Research & Development Center in Headquarters (HQ), Data Center, Satellite office and Labs. in North America.
• Undertaking routine preventative measures and implementing, maintaining and monitoring network security
• Maximizes network performance by monitoring performance; troubleshooting network problems and outages; scheduling upgrades; collaborating with network architects on network optimization;
• Configuring Firewall, Router, Layer 2/3 switches, Network load balancer, Stacking switches use in different offices and Labs.
• Help system engineer on setting up Linux, Windows server and VMWare ESX server deploy in new labs or replacing the old system in different Business Units.
• Creating small LAN network for research or testing new development equipment.
• Help set up and trouble shoot on video conference (Telepresence)
• Respond to tickets generated by the monitoring facility (HQ) or customer request and provide assistance to other teams.
• Supporting and Managing project roll out in local office for HQ.
• Update & create run book for each subject matter for procedure and process

Confidential

Network/System Administrator

Responsibilities:

• Install, configure, and support local area network (LAN), wide area network (WAN), Wireless, and Internet system, load balance network system for performance.
• Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations.
• Perform data backups and disaster recovery operations.
• Monitor network performance with Nagios in order to determine whether adjustments need to be made, and determine where changes will need to be made in the future.
• Make sure the co-location (data center) network and computer environments is running smoothly
• Planned, coordinate, and implement network security measures.
• Upgraded all Windows servers to Windows 2008.
• Upgraded Microsoft Exchange 2003 to Exchange 2010.

Confidential

Product Support Engineer

Responsibilities:

• Offer front line Tier 1/2/3 technical support throughout the product life cycle.
• Handling customer support calls, helping client to trouble shoot the problem for company product and computer operating problems with networking issues on client site. Company product is JAVA base.
• Taking care of the company network and servers to maintain a working environment for engineer as well as regular office operations.
• Accurately document business client calls and product problems found in the field (Bugzilla, email, etc...).
• Update & create run book for each subject matter for procedure and process
• Configure, test, and ship equipment to field personnel and customers.
• Coordinate call notifications and reports to provide detailed problem documentations.
• Developer’s Technical Notes, hands-on lab exercises.
• Provide phone support for company products and 3rd tier support for more mature products.
• Using LogmeinRescue, logmein Free for remote session to help customer on their problems.
• Reproduce business client environment in a lab scenario to resolve issues.
• Responsible for communicating with/ensuring business clients receive a prompt, accurate and courteous support and service for their products.
• Serve as the escalation point of contact for business client calls relating to all new and existing products.