RELEVANT WORK EXPERIENCE:

Confidential

Enterprise Communication Engineer

Responsibilities:

• Configuring, installing and troubleshooting traffic flow on Cisco switches - Nexus 5K series, FEX, 29XX, 39XX, 65XX series, VLANs with 802.1q tagging, Trunk groups, Port-channel, and Spanning tree, HP ProCurve
• Implementing and designing networking modification and upgrading to existing DataCenter infrastructure
• Running, tracing cables and documenting DataCenter infrastructure Diagram
• Maintaining multiple networking sites to ensure its operation with minimal downtime
• Configuring and troubleshooting of IPSEC VPN on both Cisco router and Firewall, Failover(HA) on Firewall, Wireless Controller 5508, Meraki Wireless Cloud base, Cisco Web Filtering
• Troubleshooting networking performance degradation between sites and Shortel Phones
• Configuring, installing, troubleshooting, monitoring traffic flow and upgrading Firewall, NAT, ACLs, DMZ
• Utilizing tools such as Wireshark, tcpdump, PortQry, Nslookup, Qradar, Orion, Iperf, Linux command to do all routine network-related troubleshooting
• Managing internal and public DNS zone, A record, FQDN, MX record
• Configuring Irule scripting on load balancing F5 and Riverbed for WAN optimization on selective traffic
• Talari WAN Virtualization

Confidential

Network/Data Engineer

• Provision customer specific configurations on Edge Routers for new Internet, VoIP, PRI, MPLS, EFM,VPN and Managed-Services.
• Configuration of BGP using attributes, route-map, prefix-list etc and BGP features such as load balancing, Route Reflectors, BGP metrics such as MED, AS Path, Local Preference, Communities used.
• Configuration of catalyst 6513, 7613 switches with various VLAN.
• Create and test Cisco router and switching operations using OSPF & BGP routing protocol, ASA Firewalls, FLFW and MPLS switching for stable VPNs
• Configured VLAN Trunking 802.1Q, VLAN Routing on Catalyst 6500 switches and Juniper Switch
• Configuration and troubleshooting of Cisco, 1900, 2400, 2500, 2600, 3000, 7600, 7200, 6500, 12000 Series routers, Juniper, ERX.
• Implementing NAT solution's on Wan applications.
• Configured and Implemented BGP on Edge Internet Routers as E-BGP sessions, implemented BGP as I-BGP in the Core-Distribution layers, identified routing issues within the network and worked on design drafts to improve Network efficiency and Scalability.
• Configured various routing protocols including EIGRP and OSPF, BGP, analyzing throughput of WAN link.
• Upgrading IOS, troubleshooting network outages
• Detect and repair potential provisioning and configuration issues on Juniper Routers
• Configuring policies(terms, match conditions, actions and policy chains) like as path, local pref, communities for BGP to influence peer AS
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree
• Configuration of PRI, T1, CSU-DSU, on different Cisco equipments like 1900,2400,2900, 3600, 3700, 7200, 7600.
• Manage, administrate, and take appropriate actions on IP requests per IP allocation policies.
• DNS setup and administration for all customer domain names w/ associated zone files.
• Stage CPE Cisco router configurations for installation by Field Technicians or vendors.
• Direct Field Technicians or vendors at customer premises for installation of all data and voice services.
• Network monitoring setup and administration of all applicable data services on Confidential ’s platform.
• Wide Area Networking experience with a solid background in TCP/IP and DNS.
• Troubleshooting of TCP/IP connectivity problems on customer’s Internet, Security, MPLS, Frame Relay, VPN, and Private Line Connections.
• Test circuits such as T1 and EFM loops with Broadview/Verizon technicians working in the field using Net Analyst to repair and close out tickets
• Coordinator network repairs and dispatch the appropriate vendor/specialist depending on the issue
• Provide 2nd level support for DNS, Web and POP email support
• Execute Tier 2 level change requests for customer router configurations for Broadview supported routers and firewalls
• Provide hot leads to sales for up-selling of Managed Service products
• Setup, troubleshoot and repair of midlevel complex IP services like MPLS, VPN, QOS, SIP/MGCP supported circuits
• Knowledge of basic switching technologies on DMS, 5E, and Meta switch platforms
• Leaning the multiple types of CSU/DSU equipment tools and configurations supported by Broadview

Health Data Management

Network/Phone Administrator

• Created Window Pre-installation using Window Automatic Installation Kit to prepare for image capture and unattended image deployment
• Utilized SysPrep command to prepare a reference computer for image capture and unattended image deployment
• Loaded ASA OS and ASDM into the PIX firewall/ASA device
• Performed a backup of PIX firewall/ASA configuration to the TFTP server and restoration of ASA configuration from TFTP server to PIX firewall/ASA
• Configured PIX firewall/ASA for telnet and SSH access
• Configured Cisco router ASDM and Internet Service Authority to allow remote access via VPN
• Configured Cisco router and firewall to allow and disallow traffic in and out of the network
• Implemented NAT, PAT, Static, Access-list to direct traffic between internal and external network
• Installed and configured Microsoft Exchange Server, Windows Server 2003, Microsoft SQL Server 2003
• Configured DHCP, DNS, DC, RRAS, Web hosting IIS, RAID controller, Active Directory and managed OU in the Active Directory
• Configured Exchange server to enable RPC over HTTPS, OWA access
• Utilized and enforced various encryption methodology such as S/MIME and other encryption application
• Performed mailbox recovery back into exchange server
• Installed and configured Tape backup system and troubleshooting error message arisen in the backup exec’s task
• Created image of the operating system for system recovery
• Configured and installed system recovery Symantec software on windows server to replicate window operating system recovery point so that it can be restored in the event of system failure or disaster with a minimal downtime
• Configured Backup Exec Symantec software to perform full, differential and incremental backup on exchange server, SQL server and file server
• Installed and configured CRM online and import and export contact information
• Activated finger swipe security on a laptop to encrypt personal data
• Created CA certificate, and issued security certificate to authenticate communication between clients and system server
• Setup FTP hosting server, SFTP, FTPS, FTPES, IIS for hosting FTP site and WEBDAV site, VNC for remote access
• Utilized OpenSSL, SSL, TLS, SSH, security certificate to ensure data encryption while transporting between networks
• Setup Microsoft Sharepoint for hosting intranet website, work-collaboration and used Groove to facilitate work-collaboration by sharing data with colleagues outside of its network
• Imported raw data into SQL Server and exported reporting data
• Used pre-designed DTS package and VB script to transform selective data before uploading into the SQL Server
• Developed SQL queries to retrieve data from SQL Server
• Limited knowledge on writing VB script and Excel function to perform data transformation
• Provided technical support and troubleshoot different level of issues ranging from networking, router, switch, server, email, printer’s server, application software to desktop
• Provided support for acquisition of hardware and software
• Synchronized mobile phone such as Treo, Blackberry to the email server and configured laptop for internet access via cell phone
• Performed system upgrade and occasionally built customized system
• Configured phone system and door system to activate FOB key
• Attended several seminar on healthcare fraud and IT audit

Confidential

Cost Accountant / Desktop Support

• Responsible for assisting clients with network access problem.
• Performed maintenance such as backing up, restoring data and keeping the system virus free
• Provided technical support for both hardware and software application