SUMMARY

• Solid understanding of the Confidential LTE and IMS call flows, not limited to SIP, Device configuration and testing, and the Core Confidential (EPC and IMS networks)
• More than 15 years successful experience in customer service, device and Confidential support with recognized strengths in problem-solving and trouble-shooting
• More than15 years providing technical and Confidential support.
• Excellent working knowledge using Lucent Nortel and Motorola switches.
• Ability to train, motivate and supervise employees.
• Project Management
• A motivated team player
• Planning, overseeing and communicating project objectives with the stakeholders to ensure that projects are completed in the stipulated timeline.
• Successfully managed several projects which have generated revenues in the million dollar range for the company
• Successfully completed and deployed over twenty-five projects a year through the lab environment
• Microsoft Office and related tools
• VoLTE, LTE, CDMA, SMS, 3G Technologies, SS7 surveillance operator, LTE- EPC(Evolved Packet Core)
• NNI- Confidential to Confidential Interface training
• Gemalto- Working with UICC(SIM cards)
• SIM-OTA
• VoLTE (Voice over LTE)
• Maintaining the Infoblox DNS server in the Confidential test lab

PROFESSIONAL EXPERIENCE

Confidential

Senior Engineer

• Identify and resolve complex OEM device issues prior to product launch, including but not limited to LTE, VoLTE and 911 call setup
• Lead Engineer for all aspects of Global and National field Production testing for both pre and post production devices, for both iPhones and iPads
• Led and executed Voice-over-Wi-Fi global testing in Europe and Canada in order to identify and resolve potential call processing issues prior to feature availability to customers
• Managed, led and executed 911 call testing and pre-sale and existing OEM devices in several cities across the country and International, in order to identify, debug and resolve any potential customer-impacting emergency call processing issues
• Identify potential VoLTE call flow issues and provided technical recommendations to the OEM Engineers for prompt resolution prior to and after OEM device launch
• In-depth knowledge of LTE, VoLTE, VoWifi callflow to identify any potential issues for prompt resolution
• Tested and validated device MSA (Mobile station Assisted() and MSB (Mobile Station Based) ability for accurate 911 call compliance
• Weekly conference calls with OEM Engineers to investigate Confidential and Equipment device issues
• Ensuring OEM devices perform at and/or above expectation with Key-Performance Indicator (KPI)
• Utilizing Irisview(Netscout) tool to identify call flow failure points and resolve promptly
• Ability to use the QXDM tool to extract device logs for analysis to assist in expediting resolution with the OEM Engineers
• Expert experience with the Confidential call processing call flow, not limited to LTE and VoLTE
• Maintained interaction with the Inter-operability testing lab and OEM Engineers in order to test device bug fixes in a lab test environment prior to deployment (3G, Wi-Fi-calling and LTE)
• Lead and executed highly confidential device and Confidential testing related to OEM devices and related features
• Ensure all new and existing OEM devices adhere strictly to device requirement pre-launch and for new software deployment.
• Project Manager for VoLTE call compatibility between Confidential and ATT, for higher revenue generation
• Led several lab and field testing between Confidential and the OEM across the country for feature and device testing
• Lead Point of contact with OEM to maintain Confidential to device interaction and performance
• Validated MVNO (Mobile Virtual Confidential Operator) devices complied with device requirements on the Confidential Confidential

Confidential

Senior Engineer

• Project lead/Manager for all projects and testing in the Confidential lab.
• Integration and troubleshooting all 3G and 4G related issues, such as the EPC, MME, SGW, PGW, PCRF and DRA
• Usher in pre and post production testing with keen focus on LTE through the test environment
• Device testing (logging, programming and manipulation)
• Experience with QXDM, QPST, Iris View and Wireshark
• Testing products and services on an isolated Confidential (test lab) before deployment to the production (live) Confidential
• Regression testing on services after updates to ensure optimum service continuity
• Planning and coordinating activities, in regards to upgrades with several vendors, not limited to Ericsson, Cisco and ALU (Alcatel-Lucent) on various elements of the LTE Confidential (eNodeBs, SGW, MME and PGW
• Managing & coordinating all testing as related to the Confidential lab
• Single point of contact for several highly visible projects which have been deployed
• In-depth experience with Roaming, LNP and other aspects of Telecommunications technology
• Working relationship with Product development and Technology development groups for product and service integration and deployment
• Timely deployment of products and services to drive revenue
• Managing personnel and equipment in two test labs, in different locations.
• Keeping up and managing software on test devices to ensure current standards are met for testing purposes
• Working closely with field Engineers to ensure the test lab is up to par with testing and development
• Led the effort on creating a provisioning tool (GUI) in the lab, which has become the standard for device provisioning, with links to the HSS and SIM OTA servers
• Providing support on the EPC(Evolved Packet Core), not limited to MME and SGW
• Lead Engineer in several high-visibility projects that have generated substantial revenue for the company

MTS III-Integration Engineer

Confidential

• Supervising, coordinating and managing all testing as related to the test lab
• Pre and post production testing with keen focus on the LTE Confidential
• Experience with CDMA technology (Roaming, Lucent and Ericsson switches)
• In-depth experience with Roaming, LNP and other Telecommunications technology
• Knowledge of Oracle databases, not limited to SBC, DRA and Netscout
• Continued and fail testing on the LTE Confidential
• Point of Contact for RF related testing
• Working relationships with external customers, such as the Inter-operability testing group (IOT) and Confidential implementation (NI)
• Troubleshoot all aspects involving eHRPD, LTE and the IMS core (HSS, AAA and PCRF)
• Thorough understanding of all Confidential interfaces ; S1-MME, S1-U, S6a, and S2a
• Thorough understanding of the 3G and 4G (LTE) call flow in troubleshooting and resolving call processing related issues.
• In-depth knowledge of the OTA (3G) and SIM OTA (4G) in troubleshooting and resolving device related issues
• Expert working knowledge on PRLs and PLMN in updating devices for optimum performance on the Confidential .
• Strong troubleshooting skills in resolving customer issues from both handset and Confidential perspectives
• Ability to multi-task on different projects at a time, with a 95% completion rate.
• Lead Engineer in the integration of the LTE Confidential in the test lab (PGW, MME, SGW, SIM OTA and DRA)
• Led the effort on the first successful LTE data call completed in the test lab.

Technician

Confidential

• Troubleshooting call processing problems pertaining to, but not limited to: translations, SS7,telecommunication facilities and Short Message Service (SMS )
• Utilizing UNIX and special UNIX tools to perform call traces and simulate call scenarios in the Verizon Cellular switches.
• Regional Telematics lead Engineer, resolving call processing and routing issues for OnStar, Mercedes and BMW vehicles
• Offered pre-sales and post-sales support by providing technical support to sales team on any new products.
• Provided support to the regions by updating area personnel with cell and switch outage reports.
• Periodically assisting in Confidential surveillance and monitoring
• Working knowledge of Lucent (ECP, 5ESS, OMP) or Motorola (EMX, CBSC) cell translations.
• Knowledge of dialing plans and digit-by-digit routing to resolve complex call routing issues such as 911, international dialing and special numbers.
• Experience with Telematics Products and Services
• Demonstrated troubleshooting skills to analyze complex call processing routing issues.
• Acted as liaison between NOC, Confidential, regional personnel, and equipment vendor to supply information whenever needed.
• Tested with local and International carriers to allow cross-sectional roaming