Brandon Delsesto

Cell : 415-596-2196  Email : bdelsesto@gmail.com

 

 

IT & Network Engineering/Implementation & Project Management /Granite Design/Operations/Tier 2 Technical Support

Engineering, Implementation management and Technical support professional with over 20 years of progressive experience in the wireless/telecommunications industry. A natural leader  with a strong track record of accomplishments in network build out/ rollout, network integration, and the maintenance and management of wireless networks. An asset to any company that requires a dependable, significant, experienced and successful team player that has proven personal growth involving all aspects of an RF wireless network’s cycle. I am decisive and results–oriented with outstanding negotiation and crisis management skills. An engaging, professional communicator with the ability to put others at ease, quickly building relationships based on mutual trust and benefit.  Dedicated professional committed to meeting and exceeding goals and objectives.

 

 

 

Skills and Proficiencies:

·               Network Design Engineering and Support for Wireless Base Stations (UMTS-NodeB and LTE-EnodeB) and Carrier grade Ethernet Backhaul equipment used in ATT’s Network for End to End Validation, Scripting, Provisioning and Integration of UMTS/LTE cell sites. -Expert

·               Configuring and Provisioning of interfaces (gig-e and 100mb) and serial as well as, configuring vlans, routing protocols and access policies on various Multi Service and Access/Aggregation Routers from Cisco (MWR 2941,7600,ASR9000), Alcatel-Lucent(7670-MSN,5620-SAM,7705,7750) & Tellabs (8860-MSN) & Cisco Catalyst switches. This is for backhaul transport from cell sites to Edge Access Routers. Use of Cisco ANA, Tellabs Metrowatch and ALU 5620 NMS as Vendor Network Monitoring Systems for OA&M.-Expert

·               Very Knowledgeable in various Networking/Routing Protocols. TCP/IP,ARP,DNS,DHCP,STP,RSTP,VTP,CDP,RIPv2,EIRGRP,OSPF,BGP,IS-IS, MPLS,SIP,RTP,RTCP,Diameter.3gpp standards.

·               Versed in Carrier and Metro Ethernet IEEE standards 802.3, 802.1, 802.1q,802ag. MEF Ethernet Aggregation. Connectivity Fault Management of EVC's (Vlans) at the Ethernet service & connectivity layers.

·               Perform various duties to include Creating and loading scripts into network elements.  Troubleshooting integration issues.  This entails accessing various tools and elements such as Unix Shell, AMOS, MOSHELL, EPADD, CLI, Ericsson OSS, NESA-MSC , ALU-WMS, Cisco IOS, Alcatel Lucent-WIPS,CITRIX.-Expert

·               Perform network planning, Access Transport Network Design, network performance audits and scripts for RAN Transport change implementation in UMTS Networks such as RNC, Node-B, OSS nodes and OAM and access network routers. -Expert

·               Create and demonstrate various Methods of Procedure (MOP) both internally and for customer for various complex procedures.

·               Manage and Identify requests for changes in Data/scripts and any design related completion prior to handoff to integration. -Expert

·               Solve complex problems that require substantial analysis and investigation related to network and system performance. -Expert

·               Create all new circuit path designs in granite/xpercom database. Interface with local markets, Tier 3 and FCS engineering regarding ATM and DCS related transport issues. -Expert

·               Wireless-Experienced in LTE, UMTS, EVDO, W-CDMA, GSM/TDMA test practices and equipment used in design & maintenance/testing of Ericsson/ALU network equipment. IE: NodeB,RBS, BSC,MSC,RNC, as specified by  current Specifications. .-Expert

·               Implementation Management Experience with Market level Equipment Deployment activities including: Site Survey (BOM),Dimensioning Engineering Docs,Integration Eng/Data Translation Engineering Documentation,Creation of CIQ: ATND,STND,RND,TND. Coordination of all activities and overall project management. .-Expert

·               Strong Implementation & Support Engineer Skills-Expert

·               Tracker Updating and Tracker Maintenance-Expert

·               3G UMTS RAN Ethernet to the Cell Site Migrations-Intermediate

·               Extensive Troubleshooting of Migrations Failures-Intermediate

·               CIQ (RF/RFDS/EDP/E911) Validation-Expert

·               WINFIOL/Ericsson Active Node, ACAT, Telnet, ProComm +,Notepad ++, XML script Editors.-Expert

·               RFDS  Verification, Modification and Completion.

·               IP Networking/Solaris & Unix environment-Intermediate

·               Ericsson Node B and eNode B Scripting-Expert

·               Mobility Network Provisioning- OSS, RNC, MSC, SIAD, and MSN – Adds/ Changes/ Loads/ Deletes/ Maintenance -Expert

·               Lucent UMTS/Node B Expert, Ericsson UMTS RAN Expert, Ericsson LTE DUL/RRU-Expert

·               OSS and RAN Network KPI Monitoring-Intermediate

·               Trouble Ticket and Work Order Platform Expert (IWOS/ATOS/HOMER, Remedy, CMS)-Expert

·               Strong knowledge and ability to troubleshoot and repair: LTE, GSM, TDMA, CDMA, UMTS/ TD-CDMA and WCDMA Networks- Intermediate

·               Certified in the use of radio frequency, data, voice, & video test equipment:    Certifications Furnished Upon Request-Expert

·               Call Flow/Signaling: Familiar with Call flow thru various Network elements. DMS (Ucore-MSC) data fill and translations confirmation in switch, associated with troubleshooting SS7, Routing and Customer E911 issues as well as on Ericsson 3810 and 3820 RNC’s and 2010A SGSN-MME. Familiar with CAMEL,ISUP,MAP,TCAP,MTP,SS7 ,SCP,SSP,STP,CAP, Camel Entities, Camel gsmSCF, SSF SRF and gprsSSF entities used in an Intelligent Network. 4 different phases with varied degrees of Call Control. Familiar with IN Camel Call Flow as well as GPRS PDP contexts Call flow and Call setup. Familiar ph 3 & 4 CAMEL features. Familiar with Safire Camel Signaling Tester .Tracer/Analyzer/Generator. -Intermediate

·               Multi Service  Transport Equipment: Alcatel Lucent 7670 RSP & ESE, 7470 MSP, 5620 NMS Network Manager, Cisco ONS 15454 MSPP in conjunction with Cisco Transport Manager/Planner for provisioning (Multi Service Provisioning Platform). Tellabs 8860 MSN using Metrowatch also CLI interface for scripts and other various needs. 5620 SAM and NMS platforms. CIENA/Nortel 6500 Packet Optical Platform used for both DWDM Optical Long haul and Metro Ethernet wireless backhaul services-Intermediate

·               Switching: 5ess-2000/ECP and OMP, DMS-250/300/500(Ucore) maintenance, operations, upgrades, data fill and translations.-Expert

·               Carrier Transport and Test Equipment used: GIG-E, SONET OC-192/OC3/DS3/DS1/DS0/ISDN-PRI/BRI. Netcool, Acterna, NetAnalyst, WireShark, Centest, Tektronix G10 Communications Analyzer, Sniffers, Protocol Analyzer, OTDR, Optical Power meters.-Expert

·               Specific Transport equipment: Cisco ONS 15454 using Cisco Transport Planner, AT&T DACs IV & II, Tellabs TITAN 5500 3/1,5320L DACs as well Tellabs/DSC 1/0 DACs, Various Alcatel DACs Using 1353 NMS,1677,1633,1631-Expert,Tellabs & ALU MSN’s.-Expert

·               Telecom Relational Databases: Equipment, path, segment and circuit design in Granite.  Granite  Works Resource Database Specialist.-Expert

 

 

Education:

US Navy, Electronics Technician A & C Schools Certified, 1986-89.

Golden Gate University BS Telecom Management - Working

 

Recent Courses:

LTE: Completed ATT mobility Mastering LTE course which covers new network interfaces the new OFDM air interface as well as the new and changed network elements. Planning and design of enodeB and x2 links as well as s1 back to MME. Familiar with S1ap Protocol Stack.

 

Certifications:

Lucent Technologies: Ft-2000 OC48 Add/drop ring terminal certified, 5ess-2000/ECP AM, CM, SM, CNI, OMP, EVDO certified.

TCG Circuit Design Engineering certified and familiar with equipment design as well

Tellabs Titan 5500 3/1DACs Provisioning and Maintenance certified

Ericsson CMS-40 overview Certificate

Ericsson CMS-40 RBS-2000, Operations & Maintenance certificate

Ericsson RBS-3000 Series, OA&M

License: FCC General Radio telephone w/Radar

Northern Telecom Certificates for DMS-MTX (Ucore MSC)

Nortel OC-48 & OC-192 SDMS DWDM Optical transport node

Currently Pursuing CCNA certification

 

Professional Experience:

 

ATT Mobility Labs, Redmond, Wa. July 2013- Current

(Contracted thru Inabia Systems)

Labs Network Data/Call flow Test Engineer.

 

·               Engineering Duties: Various access methods for Network Elements and Test tools. HP-QC(ALM), JDSU, Tektronix IRIS, Net Scout, Spirent Landslide signaling/protocol analyzers in analyzing SIP, GTP, DIAMETER, SCCP, DNS, GSM Map  Various other protocols related to 3gpp and 4G deployment at ATT Mobility.

 

·               Analyze and trouble shoot issues with various call flows pertaining to deployment of IR94, Inter Operability Testing between Carriers, VoLTE-Device & System testing. This includes deep packet inspection and provisioning of various nodes in the Evolved Packet Core. (MME,PGW and SGW,HSS,HLR,PCRF,S4-SGSNN) & IMS ( SCC-AS,SBC, DRA, P&S-CSCF,MGCW,TAS. etc.).

 

·               Involved  with and leading multiple projects simultaneously. Perform various supervisory admin tasks in reporting to management. Generate reports and review possible test cases for use in testing of new technologies. Involved in planning of and support for FFA testing once Lab Exit is completed.

 

ATT Mobility, Atlanta , GA. May 2012 –Feb 2013

Contracted- Primus Software)

(Mobility Integration Center) Network Support Engineer / Scripting Engineer

Responsibilities:

·               Validation,scripting and loading of Ericsson/ALU NodeB and EnodeB Parameters supplied by Market, RFDS,ATND,EDP, CIQ.

·               Creation of scripts using various templates related to OSS, EnodeB, NodeB, RNC,MSC, MME,SIAD,MSN.

·               Loading of scripts into network elements required for complete End to End site integration.

·               Use of Cisco IOS commands and scripts in various Nodes for Provisioning of Backhaul Equipment such as SIAD and MSN and Access Routers. Configuring Gig-E/100Mb Interfaces, ATM VC’s, VLAN’s, static and default routes as well as the enabling OSPF and assigning an OSPF area for EtoE Ethernet connectivity between RAN Access Routers and Remote Nodes ( NodeB and EnodeB). Apply policies, QOS and Security on ports.

·               Integration testing and troubleshooting at tier 2 level. Work with Tier 3 and Markets to resolve complex integration issues.

·               Cell Definition within the MSC and BSC, Cell Rehomes, RNC Rehomes, E911 Phase Changes, and many special projects related to the AT&T Mobility Network and RAN.

·               Pull dumps from RAN nationwide and compile reports for management.

·               Troubleshoot scripts/transport network designs and datafill during integration when problems arise.

 

 

Ericsson Telecommunication  Atlanta, GA June 2011-Jan 2012

(Contracted thru Fusion Solutions)

ATND Network Design Engineer – Supporting ATT Mobility

Responsibilities:

·               Supporting customer (AT&T) at the customer’s location in Atlanta for South East Region for TND.

·               Perform of network planning, Access Transport Network Design, network performance audits and scripts for RAN Transport change implementation in UMTS Networks such as RNC, Node-B, OSS nodes and OAM and access network routers.

·               Write and demonstrate Methods of Procedure (MOP) to customer.

·               Troubleshoot scripts/transport network designs especially during implementation or network disturbance/fault situation.

·               Solve complex problems that require substantial analysis and investigation related to network and system performance.

·               Actively contribute to improvements and drive change.

·               Identify, propose and implement new service opportunities that will contribute to business growth.

·               Work with cross-functional teams to define, propose, and deliver Ericsson solutions.

·               Advanced knowledge of 2G, 3G and LTE (Familiar with UTRAN and EUTRAN protocols used as well as newer Stacks for LTE.) and protocols such as TCP/IP, ATM, and SS7.

·               Involved in demonstration and design of UTRAN, IP, Access Transport (ATM) Aggregation Strategy, physical port layout and connections between various WRAN nodes.

·               Excellent knowledge of RNC/Node-B Scripting, XML Scripting for OSS & router scripts for Cisco/Juniper OAM routers.

·               Strong desire to excel with network design/performance improvement, through detailed technical investigation and analysis

 

ATT Mobility(Contractor –NextGen Global Resources), Richmond, VA Mar 2010-Jan 2011

MSN Design Engineer

Responsibilities:

·               Generate MSN Assignments and create CIQ’s for submission to MPC for Node b augments of IMA groups.

·               Built both paths, IMA bundle and PVC in Granite and make active once the work was completed by MPC.

·               Performed Rebalances and Rehomes of Node b’s as necessary for capacity issues on both MSN and RNC.

·               Also started using automated CIQ generator and verified proper information before submission to MPC.

 

T-Mobile, Concord, CA  Aug 2005 –Dec 2009

Network Engineer III

Responsibilities:

·               Generate and Track work orders using Remedy and Excel to implement changes to T-Mobiles transport network as needed for traffic growth requirements.

·               This includes designing DS3 and OCn circuits from end point to end point between T-Mobile MSC’s to supply backbone for T-mobiles wireless network infrastructure.

·               Analyzed RFPs from vendors as well as least cost analysis for future builds of SONET facilities and put together business case scenarios.

·               Create all new circuit path designs in granite/xpercom database. Interface with local markets, Tier 2 and FCS engineering regarding ATM and DCS related transport issues.

·               Switch port assignment responsibilities for all regional MSC and BSCs Routing circuits thru Alcatel TDM (DACs) and Alcatel ATM networks to complete connectivity between T-Mobile MSOs to include DS0 thru OC12 circuits.

·               Building of IMA groups as well as ATM paths as well. Operate Alcatel 5620 NM and associated 7670 RSP&ESE / 7470 MSP ATM network nodes to design and implement changes to network.

·               Operate Alcatel 1353 GEM and associated 1631 DCS nodes to design and implement changes to network.

 

Verizon Wireless, San Francisco, CA Jan 2004 – June 2005

Wireless Switch Engineer-CDMA

Responsibilities:

·               Perform operations and maintenance duties as per Verizon Wireless standards on their Lucent/Flexent wireless platform.

·               This involved 5ESS-2000, ECP, OMP, AP, EVDO-RNC operations and maintenance.

·               Cell site troubleshooting and integration (building DTs) with field technicians Software upgrades to all network elements.

·               Transmission, DACS, and Echo Canceller work to complete connectivity.

·               Various migration and grooming changes as per Verizon engineering standards.

 

Talk America, San Francisco, CA Feb 2000 –Dec 2003

Switch/Communications Engineer

Responsibilities:

·               Maintain 5ESS-2000 Switch at an operations level. This entails both corrective and preventative maintenance. Billing and office backups as well as software upgrades.

·               Support translations engineering in turn up of new trunks as well as augments to existing trunk groups.

·               Troubleshooting and reporting all problems in switch as necessary.

·               Support of transport facilities and equipment in central office at provisioning and operational level Troubleshooting and keeping detailed records for future network planning.

·               This includes Tellabs Titan5500 3/1 DCS and 532L as well as Lucent FT-2000 OC-48 ,DDM-2000 OC-12/OC-3 fiber muxes and Lucent Cadenza echo cancellers, Nortel SDMS OC-48/OC-192 transport nodes and various fiber transmission equipment.

·               Cisco 2501 routers and Cisco switches. Various other networking gears with various networking needs such as TCP/IP, VPNs, SDLC, and TL1. LAN/WAN familiarity as well as security for Intranets.

·               Tech Support for customer premises equipment as well as internal network support. I initiated and supervised 24/7 operations to maintain site.

·               Performed project management duties for various networking and telecom equipment including Installations and operational deployment both internally and at customer premises.

 

IXC Communications, Hayward, CA May1998 – Nov 1999

DMS Switch Technician II

Responsibilities:

·               Responsible for DMS-300 switching system at an initial turn up and operational level, this entailed creating the OMRS report setting up SPMS and OM measurements.

·               Hardware testing of all spare cards (Full complement).DTC carrier testing to loop backs in the Alcatel DCS.

·               Call thru testing as per set call test plan with VF test set data fill check and patch and load verification on all ISN nodes and XPMs.

·               Also responsible for Alcatel 1633, 1631 and 1630 digital cross connect systems and misc. other central office equipment such as newbridge ATM node assistance.

·               Transmission equipment maintained and provisioned Nortel OC-48 & 192 SDMS transport nodes. Main responsibility is the DMS.

 

ICG Telecom Group Oakland, CA Mar 1997 – Mar 1998

Communications/Switch Tech II

Responsibilities:

·               Responsible for maintenance of Central office equipment in the Oakland Switch room as well as at various collocation spaces around the bay area, which included 5ess-2000 switch, Titan 5500 DACs, Glenayre V-mail, Nortel and Lucent Oc-48s ,Lucent Oc-12s &3s.

·               Performed test and turn up of end office trunking into 5ess as well as carrier turnup.

·               All aspects of transmission maintenance and 1st level maintenance and back up of switch.

·               On call for Oakland and SF areas which required through knowledge of test equipment and network equipment deployed.

·               Test and turn up of PRI ISDN from 5ESS to end customers PBXs and ISP modem boxes. Various other types of service as well.

 

Telephone Electronics Corp, San Francisco, CA Jan1996 – Jan 1997

Telecom Site/DMS Switch Technician-Pacific Region

Responsibilities:

·               Responsible for 7 Regional Telecom POPs located CA and WA

·               Work with contracted technicians in each region to perform various maintenance and provisioning tasks.

·               Responsible for maintenance and administration of DMS-250C as well assisting in upgrades and expansions to the switch.DMS-250 certified.

·               Install, Test and maintain Telecom Transmission and Switching equipment (NEC, DSC, Tellabs & Nortel). Organize & assure timely completion of all new work orders.

·               Perform various upgrades and expansions of equipment and sites within the region while working with telecom vendors.

 

Pacific Bell Mobile Services, Pleasanton, CA Jan 1995 –Jan 1996

Interconnect Engineering Technician

Responsibilities:

·               T3 & T1 Facility testing and turn-up for node sites in a wireless PCS network as well as keeping records of installed circuits.

·               Work with Facility Engineer in T&A and QA of all facility transport equipment statewide in the PBMS PCS network.

·               Travel statewide to assist network implementation and integration in T&A of interoffice signaling, timing and voice links. Work with operations in testing and accepting network elements in an Ericsson CMS-40 system.