SUMMARY:

• In depth expertise in supporting voice telephones including analog and proprietary DCP digital, T - 1 and voice mail system, VOIP,DS3, OC3, RF and wireless communication system including Cisco router and IBM Blade servers.
• Demonstrated customer service background in UNIX, LINUX and Windows Server administration, deployment and maintenance. Proven track record in DNS, LDAP, TACACS+ and RADIUS configuration. Thorough understanding of Telecommunication hardware configuration and troubleshooting. Expert in layer 2 and layer 3 technologies. Proficiency in IP convergence network and digital circuit (OC3,T1/E1).
• Solid command of database implementation and support in Postgress, mysql, Oracle 8, Oracle 9, Oracle 10, Microsoft Access database, and PeopleSoft 8.8, 9.0 and 9.1.
• Record of success in signaling protocol namely SS7 signaling, SIP, web development, contents synchronization, codecs
• Routinely support Telecommunication equipment and architectural layers such as HLR.VLR, SMS, MSC, and BSC.
• Deep knowledge of DPI ( Deep packet inspection) technology in ISP, telecom and cable network environment which include Network Policy writing, usage management, traffic management, Service delivery engine, Subscriber Policy Broker, Business Intelligent support, Network demographics application, Network Analytical, report creation and writing etc.
• Ability to learn new technologies quickly and disciplined in troubleshooting a variety of problems.
• Expert knowledge of Microsoft operating systems such as NT 4.0, 5.0, Windows 2000, 2003 server and work stations including Windows X and Windows professional.
• Hands on expertise in Frame Relay, Cisco Router, Switch, ATM, Ethernet, 802.11,a,b,g and N.
• Strengths include DHCP/DNS, EIGRP, BGP, OSPF, VOIP, Token Ring, LAN, WAN, RAS, IGRP, and IS-IS. Record of success in implementation and management of telecommunication equipment such as EVD0, CDMA, GSM, UMTS, GGSN, OCS, Wireshirk, Spectrum analyzer and wireless communication architecture. Skillfully performed Pico radio Node B configurations.

TECHNICAL SKILLS:

Databases: Microsoft SQL Server, Mysql, Postgress, Microsoft Access, Oracle 9, Oracle 10, Oracle 11

Operating Systems: Windows NT4.0/NT5.0, Windows 7 Server, Professional, IIS, Exchange Server, Linux, SCO Linux, Ubuntu, Centos, Windows XP Home and Professional editions, Red Hat Linux, Solaris

Software: Microsoft Back Office products, Power Point, Microsoft FrontPage, Apache, VI editor, Microsoft Visio, Firewalls,Weblogic,Tuxido, Intrusion Detection systems, VPN, Symantec products, Netcool, Sylog

Programming Languages: HTML, SQL and Perl, Visual basic, Shell scripting

Hardware: Personal Computers System Builder, Working knowledge of Cisco and other networking protocol such as Cisco 12000, 10000, 7500, 3600, 2800, 2600, & 2500 series routers; Cisco 6500, 5000 & 2950 catalyst switches; Avaya switches; Timeplex switches; OC192 to DS0 circuits. IS-IS, BGP, EIGRP, OSPF, RIP, SONET, PPP, HDLC, DS3/DS1, OSPF, BGP, ISL, dot.1q, VLAN, IS-IS, RAID, software RAID, Ethernet

Telecommunication: Layer 2/3 ATM Frame, Transmission Alarm DSL test and acceptance, DMS 100, Transport, Voice, and TCC xDSL, VoDSL, ATM, Central Office operations, Alcatel 1000ASAM, Marconi, ADSL, Lucent Stinger DSLAM, AFC UMC 1000 Digital line carried, FTTC, Spectrum analyzer, OC3, T1, Sonnet, Fiber optic, Site activation and testing, Modems Frame relay service ISDN, SS7 Links, Data service Unit ( DSU), Application server (APS), Monitoring and administration units (MAU), Load Balancing (LBA), Call Control Server (CCS), and Web/WAP server provisioning, Solaris UNIX, Linux (Red-Hat, Centos and Ubuntu), EVD0, CDMA, GSM, iHLR, vHLR, wireless,3G communication architecture. Cisco Call manager express (CME), VOIP, Spectrum analyzer, Tcpdump and Wireshark (Packet analyzer), UMTS, Cloud computing

PROFESSIONAL EXPERIENCE:

Remote Product Support Engineer

Confidential, Richardson, Texas

Responsibilities:

• Analyze and resolve environmental, configuration and application level problems that require some code fix as well as none code fix. Take ownership of tasks till resolved.
• Escalate and coordinate complex issues or suspected bugs to development engineer on cloud computing product. Work closely with the system developer to resolve the issue within agreed SLAs.
• Perform software upgrades on customer’s Cisco unified system, cloud computing infrastructure and ensure that the platform is stable following such maintenance events.
• Install platform and application software to specified software levels.
• Update support documentation regularly with improvements to processes and issue resolutions.
• Develop a good working relationship with customers utilizing outstanding problem solving and decision making capabilities.
• Provide after-hours (standby) support for customers that have extended (24x7) maintenance and support contracts over the wide range of global time zones.
• Platform and technology support include, but not limited to: Gentoo, Ubuntu Linux, PostgreSQL, MySQL, Mongo DB, Cisco Unified System, Apache, Perl scripting and cloud computing system.
• Research and diagnose critical issues independently.

Onsite Product Support Engineer

Confidential, Herndon VA

Responsibilities:

• Acting as the POC for Sandvine on customer site to provide highly professional and technical support of Sandvine Products.
• Perform all the roles of POC which include acting as SME on all the Sandvine products, pre and post sales activities as well as production and maintenance phases.
• Install/change/move existing Sandvine devices on client network.
• General Service as required including installation of software maintenance updates for all devices and solutions in BSD, Linux and Solaris based platform.
• Daily monitoring of system health, KPIs, logs, alarms, daily routine maintenance as required.
• Complete or coordinate maintenance window activities, work within customers change management and maintenance window guidelines
• Perform regression testing of all releases in a technical product lab setting prior to deployment into operational network environment.
• Application backup for configuration files and monitoring of backup database where applicable (PostgreSQL data base, Sonic wall). In-depth DPI product support in Cable network.
• Perform product inventory management, Case management, and Submitting and escalation of requests into HQ support. Writing of MOP (method operating procedure) documentation

System Support Engineer

Confidential

Responsibilities:

• As a member of the enterprise engineering product support team, my primary responsibilities include support for Red Hat platform deployment, troubleshooting and performance tuning of OS and server infrastructure. Set up WAN Topology ( MPLS, VPN, FRAME-RELAY )
• Provided OS support for java/tomcat/weblogic teams in all phases of development and deployment, as well as RF system integration and performance tuning support for the Oracle DBA group.
• Set up TCP/IP, site to site protocol and other routing (OSPF, BGP, EIGRP, IGRP) as required by clients for new site roll out.
• Maintained and developed shell scripts for operation automation, WEBLOGIC and Goldfish application server configurations, Kickstart scripts and supporting documentation as required by business needs. TUXEDO server configuration for multi-tier application support

Product Support Engineer

Confidential

Responsibilities:

• As lead Engineer for the team of five product support engineers
• Provided network engineering support and assistance to F3 and BTS on matters relating to product implementation at vendor sites (US department of defense) and internal network system.
• Prepared configuration of the Layer 2 and Layer 3 network devices for the new implementation according to the requirements, namely new 3G military tactical telecommunication equipment over commercial line.
• Configured and tested demonstration equipment and peripherals to ensure success prior to coordinating item shipment. Configured HLR, VLR, BSC, MSC and BS/BTS and Calibrations of the RF and radio antenna. Maintained and support UMTS, GSM and LTE cellular wireless technology.
• Analyzed network characteristics (e.g., traffic, connect time, transmission speeds, packet sizes, and throughput) and recommended procurement, removals, and modifications to network components. Wrote Unix Shell script for system automation.
• Coordinated with various departments to ensure timely and organized work flow delivering state-of-the-art 3G, LTE and 4G solutions to critical, time-sensitive customer requirements.
• Diagnosed hardware and software problems and replaced defective components.
• Designed test plan and test procedures for (a) component testing (b) Integration testing (c) System testing (d) and acceptance testing. Reviewed, verified and validated testing documentation.
• Troubleshot, designed and maintained 4G/3G technology, 802.11/abg wireless technology. VOIP setup.
• Supported Cisco VPN (ASA router 5500 series), Open VPN, and VMware, Cisco 2800 router series, Ubuntu and Centos Linux server virtualization, administration and configuration.
• Tested vendor products for the GSM/UMTS network in the 1900 and 2010MHz frequency bands. Wrote data files to ensure that it worked with RNC system and Pico Node B radio. Assisted in configuration of the testing environment to support application testing and setting up database (MYSQL and POSTGRESS) required for application setup.

Confidential

Network Operating Center Engineer

Responsibilities:

• Acted as a fix agent in resolving complex IP-related issue on Cisco routers and Cisco switches such as Cisco 7600, 3600, 2600 in the AITF backbone with entails ATM and frame relay, Digital circuits, toll free routing issue and private lines. Also responsible for resolving data anomaly issues i.e roll back, recharge and segment violations on Oracle and Tandem database.
• Resolved complex network and platform issue regarding platforms that supported interactive toll free network and prepaid phone card application. Vendors included Nortel, Periphonics, and Tandem, Cantata, DMS, Comverse, Alcatel, IBM and proprietary applications, and F5 for load-balancing.
• Troubleshot Windows and UNIX-based machine and Virtual Machines, NAS, SAN.
• Performed software upgrade during maintenance window and implementation of MOP/SOP and back-out procedure for maintenance. As well as Writing and implementation of Unix Shell scripting for system automation.
• Generated both internal and vendor trouble tickets, and escalated trouble ticket with the vendor by following the escalation process procedure. Supported SNMP applications (Netcool, Syslogs, HP openview, Cisco works),
• Resolved complex Motorola, Qualcomm and Nortel Switches issue on Sprint 3G network namely (HLR, VLR, CDMA,BSC, EVDO) MSC, BTS.
• Provided 24/7/365 alarm surveillance, event management and Tier 2 troubleshooting support for the Sprint/Nextel Interactive toll free network and enhanced phone services, and Oracle database conflict resolutions.
• Performed intrusive, non-intrusive and stress digital circuit testing for augmentation and future expansion of the BTs. Support SS7 signaling links, maintain Amdocs and Ericsson Telecommunications billing system.
• Provided Tier II support and maintenance of Call Control Server (CCS), SS7 links, Data Service Unit (DSU), monitoring and administration units (MAU), Load Balancing (LBA), and Web/WAP server provisioning.
• Performed proactive and reactive troubleshooting and analysis of Call Tone platforms, SS7 Links, UNIX platform, T-1 rehomes and Oracle 9 Server, DSU monitoring and administration. WebSphere and WebLogic configuration.
• Performed call-tone project implementation on Sprint Nextel 3G network.
• Conducted Windows 2000 server administration and remote hardware troubleshooting and fix.
• Performed Oracle database maintenance, backup, recovery, installation and tuning.
• Provided consultation and support to application team or other IT functional departments.
• Performed analysis and implementation of VoIP, IPSec, VPN, and MPLS.
• Coordinated with Sprint Nextel vendors on product technical documentation, testing and validation, and problem resolution. Conducted acceptance and regression testing after update.
• Managed storage area network and redundancy cluster server specifically NAS, SAN and Veritas Cluster Server.

Network Installation and Configuration Engineer

Confidential, Kansas City, MO

Responsibilities:

• Served as a subject matter expert for technical problems of operation of a given class of technology including DS1, DS0, DS3, T1, T2, T3 switches, SONET, Network Performance Analysis, Cisco routers, and Customer Premises Equipment (CPE).
• Maintained Sprint link and dial up Sprint IP backbone controller comprising of Cisco hardware & IOS, routing and connectivity, DNS, CSU/DSU, IMUX, Nortel and Motorola switches, Fiber optic, Cisco switches and router.
• Troubleshot and engineered Layer 2/3 ATM Frame, Transmission Alarm DSL test and acceptance, DMS 100, Transport, Voice, and TCC. XDSL, VoDSL, ATM, Central Office operations, Alcatel 1000 ASAM, ADSL, Lucent Stinger DSLAM, AFC UMC 1000 Digital line carried, and FTTC.
• Installed and configured personal computer and server repair and application software.
• Responded to hardware and software problems using hardware and software testing tools and techniques. Installed and configured network hardware and software. Provided network troubleshooting and support, technical support and to end-users, administration of network security; and back-up on file server data/disks.
• Provided minor and major server maintenance. Maintained current knowledge of relevant hardware and software.
• Supported applications and participated in special projects.
• Installed mobile computer and wireless network.
• Configured and designed domain.

Technical Support Technician III

Confidential, Overland Park, Kansas

Responsibilities:

• Tracked and resolved trouble ticket and conferred with upper-level technician and end-user. Performed collection documentation and researching for quality improvement.
• Provided technical support for Windows XP, Windows 2000 Server, Professional, Windows NT, Windows 98, Windows ME, VPN, firewall and wireless network.
• Provided Web design and development utilizing different codes for design example html, CSS, and JavaScript for dynamic pages and Perl.
• Performed systems analysis and design in gathering of business requirements, identified a candidate solution, designed and implemented candidate solution, collaborated with in-house programmers to develop system, and evaluated and supported developed systems.
• Resolved multi-protocol environment issue such as TCP/IP, BGP, Ethernet, LAN, WAN, RIP, EIGRP, IGRP, and OSPF.

System Engineer

Confidential

Responsibilities:

• Served as a subject matter expert for technical problems of operation of a given class of technology including DS1, DS0, DS3, T1, T2, T3, Switches, SONET, Network Performance Analysis, Cisco Routers, and Customer Premises Equipment (CPE).
• Maintained the Sprint link and dial up Sprint IP backbone.
• Resolved complex issues relating to Cisco hardware and IOS, routing and connectivity, DNS, CSU/DSU, IMUX, Nortel and Motorola switches, CDMA, AISCOUTE, DSLAM, TOLLGRADE and MACONI TNX 1100.
• Provided tech support for Layer 2/3 ATM Frame, Transmission Alarm DSL test and acceptance, DMS 100, Transport, Voice, and TCC. XDSL, VoDSL, ATM, Central Office operations, Alcatel 1000 ASAM, ADSL, Lucent Stinger DSLAM, AFC UMC 1000 Digital line carried, and FTTC.
• Served as member of site activation crew DS3, DSO and OC3 turn up including Cisco router 5850.