Responsible for Support of up to 19 Ericsson GSM/UMTS/LTE OSS, Tier 2 Engineering support. Prioritize team objectives, vendor support, daily coaching and guidance utilizing subject matter expertise to drive vendor and team solution quality and software application availability. Technologies: LTE, UMTS, GSM, Solaris 10, Linux, Veritas Cluster server 5.1, Sybase ASE 15, Veritas Netbackup, CORBA, SNMP, TCP/IP, UDP, 3GPP. Advanced Expert knowledge of Ericsson OSS platforms, GSM/UMTS/LTE OSS application based tools. Advanced Expert knowledge of OSS architecture/future strategy and roadmap review for the next gen OSS platforms, vast experience in new product launches, data and network element migrations, infrastructure initiatives and tool implementations and upgrades. Key Stakeholder for software release process, coordination of Ericsson software corrections and releases. Drive vendor accountability for software design solutions to minimize impact on customer base. Lead T-Mobile disaster recovery for all outages. Supported Market launches for Nationally. Ensure Fault Management, Configuration management, Performance management and Operation and Maintenance application availability. Engaged Ericsson Product line support and design for the purpose of development of Admin tools for real time performance monitoring solutions, system performance trending, Root cause analysis, system capacity dimensioning. Developed training for customer base for new OSS related applications, scripts for automated diagnostics, self-healing of application errors. Aligned closely with project management teams to provide appropriate support and accommodate business initiatives / corporate goals.

Responsible for Support of up to 19 Ericsson GSM/UMTS/LTE OSS, 3 Ericsson EMM-BGW (Billing Gateway) systems daily administration / Tier 2 Engineering support. Prioritize team objectives, vendor support, daily coaching and guidance utilizing subject matter expertise to drive vendor and team solution quality and software application availability. Technologies: LTE, UMTS, GSM, Solaris 10, Veritas Cluster server 5.1, Sybase ASE 15, Veritas Netbackup, CORBA, SNMP, TCP/IP, UDP, 3GPP. Advanced Expert knowledge of Ericsson OSS platforms, GSM/UMTS/LTE OSS application based tools. Advanced Expert knowledge of OSS architecture/future strategy and roadmap review for the next gen OSS platforms, vast experience in new product launches, data and network element migrations, infrastructure initiatives and tool implementations and upgrades. Key Stakeholder for software release process, coordination of Ericsson software corrections and releases. Drive vendor accountability for software design solutions to minimize impact on customer base. Lead T-Mobile disaster recovery for all outages. Supported Market launches for Nationally. Ensure Fault Management, Configuration management, Performance management and Operation and Maintenance application availability. Engaged Ericsson Product line support and design for the purpose of development of Admin tools for real time performance monitoring solutions, system performance trending, Root cause analysis, system capacity dimensioning. Developed training for customer base for new OSS related applications, scripts for automated diagnostics, self-healing of application errors. Worked closely with OSS design and Core design teams for new OSS and BGW feature requests such as new call detail record formats data architecture flows, system scaling and load balancing to ensure all billing revenue is secured and accurate. Aligned closely with project management teams to provide appropriate support and accommodate business initiatives / corporate goals.

Responsibilities:• Responsible for Ericsson OSS / BGW Administration, internal fault escalation support for all Ericsson OSS related Fault Management /Performance Management /Configuration Management issues, Sun Solaris Unix servers: OS – Hardware – Software – Firmware, Databases, archive / backup systems. • Investigate, test and deploy new OSS Solutions. • CM/FM/PM functionality verification and integration of OSS applications for GSM and UMTS OSS systems to ensure they are working correctly. • Refine internal Administration processes, practices and support alliances from vendor and end user perspective. • Work closely with Ericsson First Line Support, Second Line Support and Product Design Unit / T-Mobile Engineering OSS Design Department for smooth transitions for new applications, features, servers and platforms in the operations team’s production server environment.

Responsibilities include maintaining the Miami GSM Wireless network. Assisted with troubleshooting and resolving all network outages including the testing and turn-up of new DS-1's up to and including DS-3's. Strong knowledge of Ericsson CMS 40 MSC BSC's, BTS's, and OSS. Other responsibilities included, Data translations for Miami Market, implementing new dialing patterns, troubleshooting dialing problems, Perform size alteration events, Perform digital analysis function, Perform routing analysis, Specify route data, Perform end-of-selection analysis, Perform equal access analysis, Perform roaming functions, Perform Global Title Routing Analysis functions, And Cell Design Data for Ericsson RBS 2000 series. Solaris 2.5.1 Unix System Administration for CMS 40 R7 OSS, Statistical handling, Radio Network optimization, Maintain an OSS/TMOS system on a daily basis, Recover damaged file systems and databases Handle backups Implement corrections and functional changes.

Responsibilities included: Develop SS7 network demand forecasts and work with SS7 vendor to ensure appropriate capacity is available when needed. Evaluate network architecture vulnerability, and assist in the development of network migration plans. Conduct troubleshooting for new market launches and maintain existing market problem management. Enhance Network Operations team goals by coaching team members in areas of expertise. Thorough knowledge of Advanced Intelligent Network (AIN) and SS7 protocol including ISUP and TCAP messaging. Working knowledge of Interim Standard 41 (IS-41) protocol for inter-MSC hand off and automatic roaming capabilities. Coordinate and assist with implementation and support of free wireless calling service in assigned markets. Assist the network implementation managers with provisioning; network testing, and troubleshooting including #800 translation engine, SS7 Network, gateway switches and MSC's. Conduct traffic engineering and forecasting for loop back trunks, gateway switches and MSC's. Develop and maintain the network departments change management database and trouble ticket system. Primary Vendor Manager.

Responsibilities included: Maintained the entire Omnipoint GSM Wireless network via Omnipoints Network Operations Center. Assisted with troubleshooting and resolving all network outages including the testing and turn-up of new DS-1's up to and including OC-48's. Working knowledge of Nortel & Ericsson BTS's, BSC's and Nortel DMS & HLR. Provided technical support for the intelligent network systems engineering group which included the monitoring and integrity of the SS7 network. Worked closely with the engineers in support of the Tekelec Eagle STP, and Short Messaging System (SMS). Performed network Surveillance via OSI's NetExpert software.

Technical/Roaming CoordinatorResponsibilities included: Troubleshooting customer affecting call-processing problems. Responded to high volumes of roaming and technical inquiries via telephone and trouble tickets; Assisted with tracking trends, diagnosing and troubleshooting system outages, SS7 outages, and difficulties with new system enhancements. Communicated system outages to the Customer Care department and accessed subscriber profiles in Ericsson switching systems, HLR, Tandem SCP, Macrocell, Axys 3.2 and Fraud Management System. Daily interaction with the Network Operations Center, Network Engineering, Switch personnel, Customer Care, and the Information Services Department. Additional responsibilities included: Developed and maintained a Technical Manual that tutored representatives on common technical difficulties related to wireless communications and their resolutions. This manual included tips on active listening and troubleshooting skills.