SUMMARY:

Electrical Engineer; Technical Support/Systems Architect/Developer/Integrator; documentation and Software design/reviewer, successfully completed integrating and upgrading new VoLTE equipment in the Verizon network and provided scripts that did log scrubbing to verify nominal system performance. I want to join a team that integrates modern communication payloads with legacy communication payloads that is involved in enhancing Customer satisfaction.

TECHNICAL SKILLS:

Protocols/processes: GSM, UMTS, RSVP VoIP - SIP, SIP-T, IAX2, MGCP, H.245, H.323, H.323-SIP, G. 711/729/726/723, PSTN - Voice switching call processing, ISDN, CAS, SS7 signaling, network routing, UDP

Design: Circuit boards utilizing Orcad schematic captureDevices: Field Programmable Gate Array (FPGA) Xilinx Spartan 40, Actel 1225, Actel 1280

Processors: 486, 68302, 6809, 8088, 6800, DS80C320, 80C51, WE 32 C (DSP)

Operating Systems: Windows, Linux (Red Hat), UNIX Solaris, VxWorks, PSOS, DEC RSX, VMS

Programming Languages: Visual Studio.net 2005, Visual C++ version 6.0 (used as C compiler), Unix C, Turbo C, Aztec C, Franklin C, VAX C, Perl, Python, shell scripts

Tools: Microsoft Office, VISIO, Wire Shark, PowerPoint, Sound Forge 5.0, Agilent NGN, Rational Rose IT, ReqPro, Clear Case, DOORS, AOTS, Remedy, NetScout, Iris View.

PROFESSIONAL EXPERIENCE:

Confidential Southlake TX

• SME Verizon VoLTE1, VoLTE2, VoLTE3, VoLTE4 Simple Talk networks installation/Vendor interface/ consumer issue investigator
• VoLTE (OPS) Operations support systems (OSS)/Engineering Engineer tested anomalies during the day created managed vendor AR’s to Nokia/ALU, investigated/took logs/fixed them during the maintenance window (MW)
• Nokia/ALU 5400 XDM Presence, CTS, MRFC, MFRP, OCOM, PCOM, PNM, REVO
• Generated System Monitoring Perl Scripts with Web based displays used My SQL database
• Applied System software upgrade MOP’s
• Call flow verification of documentation with Trace Tools for High definition Voice/Video SBC PCSCF TAS MRFC MRFP AMR-WB G.711 TRANSCODERS
• Generated Presence server hourly/monthly Data Base provisioned report for operation reports and instructed Team members on its use.
• Pre-cutover call verification of expansion cabinets CTS and MFRC
• Verified NetBackup operation for Presence pairs

Confidential, Irving TX

Network Services Support

• ATT Universal Services Platform USP preproduction testing 1360COM, BGP, CCF, IGW, ISC, MGC, 7510MG, in an IP Multimedia Subsystem (IMS)
• Contract work for ATT MOPS, ORT AOTS ticket generation
• CVoip,VoLTE, BVoip
• SecureCRT scripting
• Perl, .sh scripts, UNIX, Linux Products
• Method of Procedures (MOP), ongoing reliability test (ORT) testing of pre-production BVOIP and CVOIP IMS elements in pre-production ATT network Equipment added to the evolved packet core (EPC) VoLTE.

Confidential, Scottsdale AZ

Systems Architecture Engineer

• Active Security Clearance
• Contract work for General Dynamics GDC4S in Scottsdale AZ.
• MUOS systems secure communication Waveform 3 WDS (waveform design specification) documentation for point to point and point to network services. Generate Sequence Diagrams for control, Bearer flow and Secure associations for a satellite radio system which was based on the IMS (IP Multimedia Subsystem) using unique security processes. Trained Software designers, requirements testing personnel in the connection protocol sequence for expected operation.
• Produced design protocols sequences for Network Security of the MUOS call flows using HAIPE processing.
• Generated Engineering Manuals for the MUOS SEIT organization.

Confidential, Kansas City, KS

Design Engineer III

• Worked on Sprint’s IMS (IP Multimedia Subsystem) and Fixed Mobile Convergence portfolio. Was instrumental in the lab certification of Wireless Integration, IP Centrex, and Hosted IPPBX offerings (all gateways towards the evolution of Unified Communications).
• Tested Broadsoft level3 business VoIP offering of Sprint and found a bad DSP in the networks which cause radium speech derogation in the network.

Confidential, Kansas City, KS

Contractor/Team player

• SME with Sprint IMS APPS contract (renewed 3 times/hired fulltime after the 4th)
• Hosted PBX Test/Design Engineer PCS handset integration into IMS based PBX and IP phone network.
• Evaluated SIP messaging documentation using ethereal/Wireshark between MG, MGC, CSCF and HOSTED PBX data center/proxies, SBC Avaya and Lucent Data Centers.
• Produced/executed Network Detail Design Document and Field Test Requirements Document: Test cases for different projects and updated the results in the Sprint in house START reporting tool.

Confidential, Plano, Texas

• Software Development Engineer Senior CTO Research and Innovation (RNI)
• Generalized Multi-Protocol Label Switching (GMPLS) Signaling Manager Project - Team Leader
• Ethereal Message Dissector Tool Project - Team Leader
• Alcatel IPtouch Phone Research Project
• Reduced RNI expenses by configuring a VoIP network over the Alcatel Intranet.
• Evaluated the SipQuest PBX, Asterisk PBX and inexpensive (SIP) phone products.
• BGP Router Test Tool Investigation Project -Team Leader
• OSPF MIB Processing Falcon Project -Team Leader

Confidential, Farmers Branch, Texas

Chief Scientist Systems Architect

• Designed a PBX cluster system that enabled three 5000 port systems to function as one 15000 port switch resulting in winning a 12 million-dollar contract for the company.
• Cost reduced the DBX PBX with new Hardware/Software designs that were backwards compatible cost reduction 70%
• Top Secret Security Clearance