ENOW SAMUEL OTTO

United States citizen

1836 METZEROTT ROAD

HYATTSVILLE, MD. 20783

 

EDUCATION:University of Maryland, University College-College Park, Maryland 20742

01/96-05/2000MS in Telecommunication Management

 

08/90-05/95B.S. in Electro mechanical Systems Engineering Technology

08/90-11/93A.A.S. in Computer Engineering Technology

CERTIFICATIONS:      Cisco Certified Network Associate (CCNA)

                                      Cisco Certified Design Associate (CCDA)

                                          Cisco Certified Design Professional (CCDP)

  03/2012                          NetApp Certified Data Management Administrators (NCDA)

  04/2012                        NetApp Certified SAN Implementation Engineer (NCIE-SAN & Virtualization)                                                                   

                               

07/2012Project Management Training Institute (PMTI)

PMP Certification In Progress

 

                                       Certified In Ericsson LTE RBS 6000 Installation And Integration ASPs

WORK HISTORY:

 

 

05/12-Present            T-Mobile. (NE REGIONAL TDOA WAR ROOM)

 

                                       Sr  RF Design and Optimazation Engineer At T-Mobile(CONSULTANT)

·               Monitoring/Troubleshooting WLS (Wireless location based technologies): LMU's, SMLS’s, WLG, EMS, IMS, Volte, DAS to ensure proper FCC E911 Location Accuracy Compliance

·               Autoprovisioning dashboard; Insite; SORT; Andrew SAS and SST tool to ensure proper Phase II PSAP E-911 calls and MTLR testing.

·               GMLC and SAS Verification, PSAP 911 Test call validation, Run MTLR Test,UMTS, LTE and validate the test results and also Update T-Mobile applications/databases which includes, but not limited to, RedKnee GMLC tool and Homer work orders with all E911 test results.

·               Update and Edit Cellsite file (Name, band type, lat/long, Single band/Dual band site)Scout database updates (Adding and Editing Cellsites): (RF, Cellsite, Cellsitesector, Mechanical, Assignments) GSM,UMTS,DAS and LTE.

·               Manage and support Ericsson and T-Mobile field Engineers/Technician for the Modernization, Optimization, Commissioning and integration of Ericsson UMTS/GSM/DAS and LTE (L1900, U1900, L700, L2100) technology in the NE Regional market.

·               Perform monitoring and troubleshooting GSM, UMTS, DAS and LTE ( U1900, L1900. L700 And L2100 ) technologies utilizing WLS, (Wireless Location System) Resolve; CBN, MTLR tool For FCC 911 Compliance Drive Testing.

·               Assist System engineering team and component teams to debug and resolve KPI issues

·               Develop KPI Test plan and test cases based on product requirement.

·               Work with component teams and product teams to define the KPI goals

·               Setup and maintain KPI Test environment

·               Perform KPI Test

·               Troubleshot LMU issues (gps/downlink/RF power measurement, connectivity) in the process of integration T-Mobile site from Nortel to Ericsson LTE, KPI.

·               Investigating and working with market personnel to resolve E911 CTS tickets

·               Commission LMUs (Location Measurement Units) deployed by field technicians in the field. Help field engineer’s isolate & troubleshoot E911/PSAP calls, LMU, GPS / Downlink Antenna issues remotely along with Loopback testing on T1's & individual DS0's.

·               Prepare regular status updates and progress test reports to customers and management.

 

 

 

08/11-03/12            CARRIER CORPORATION. (Ashburn VA)

                                       Storage Implementation Consultant

·               Installed and configured FAS (fiber attached storage) SAN and NAS hardware and software products in accordance with Netapp best practices

·               Design, install, configure VMware ESX, ESXi, within vSphere 4 and 5 environments with VirtualCenter management, LabManager, Consolidated Backup, DRS, HA, DPM, vMotion and VMware Data Recovery, VMware Site Recovery Manager (SRM).  Experience with VMware View desktop virtualization (VDI)

·               Provide EMC storage environment and Netapp Oncommand/Operational Manager

·               Data ONTAP and firmware upgrades/ applied patches and configuration

·               Perform daily backups, data recovery, and all associated reporting

·               Provide lead operations and management support to NetApp Storage system  employing various NetApp technologies such as SnapManager, SnapDrive, SyncMirror, Data ONTAP8

·               Implementations included Non-Disruptive Upgrades, installs and provisioning NetApp 8.x.x-7Mode, and NetApp Cluster-Mode(64bit). Implemented NetApp Snapshot, SnapMirror, FlexClone, FlexShare, SnapVault, SnapMirror

·               Configured and installed server Host Bus Adapters (HBAs) for Windows Server 2000/2003, Windows Server 2008, VMware ESX Server, Unix and Linux systems.

·               Maintained Backup Exec and Symantec Veritas NetBackup environment

·               Implemented and configured Brocade, McData and Cisco SAN switches. Configured and installed server Host Bus Adapters (HBAs) for Windows Server 2000/2003, Windows Server 2008, VMware ESX Server, Unix and Linux systems.

·               Automated existing manual test cases in collaboration with QA team members including identifying data and environmental requirements for automated test scripts

·               Diagnosed and resolved Fiber Channel SANs and connectivity

·               Understanding and experience with DAS, SAN, and NAS concepts, clustering, snapshots and fail-over, file permission management and disaster recovery.

·               Make use of decommissioned SAN hardware to run backups to a disk based solution to assist in the overall performance of backs and save on removable media costs and tape drive usage. This also allowed me to perform backups to disk while using Netbackup Vault option to create off-site media for disaster recovery

 

 

04/11-06/11            AT&T WIRELESS MOBLITY. (Baltimore/Washington DC area)

                                       Sr  E-911 Scout Engineer (CONSULTANT)

·               Monitoring/Troubleshooting WLS (Wireless Location System: lmu's, smlc's, WLG, EMS, Multiplexer(Adtran), Ams (Abis Monitoring system), and Scout) to ensure proper Phase II e-911 calls

·               Update and Edit Cellsite file (Name, band type, lat/long, Single band/Dual band site)Scout database updates (Adding and Editing Cellsites): (RF, Cellsite, Cellsitesector, Mechanical, Assignments) files
 

·               Verification and update of Mechanical Site Surveys(cable lengths, amsl, agl, lat/long, timeslot, Framing, Line Code, speed for (TDMA/GSM(850/1900) bands.

·               Update and Edit Cellsitesector file(CGI info with band type, Antenna info(Angle, Tilt, Agl etc), CGI (MCC, MNC, LAC, CI), ESRD(Emergency Service Routing Digits)

·               Troubleshot lmu issues (gps/downlink/RF power measurement, connectivity) in the process of integration (from AT&T wireless to Cingular wireless—Andrew corp(wls) to True Position (lmu’s) and updating software and work with the field techs from BTS and running test to commission sites utilizing opstool.

·               Investigating and working with market personnel to resolve E911 CTS tickets

·               Commission LMUs (Location Measurement Units) deployed by field technicians in the field. Help field technicians isolate & troubleshoot LMU, GPS / Downlink Antenna issues remotely along with Loopback testing on T1's & individual DS0's.

·               Prepare and submit daily reports and photographs of all work carried out to the Project Manager.

 

11/10-04/11            WFI, WIRELESS  FACILITIES INC. (RESTON, VA)

                                            E-911 Field Engineer: (CONSULTANT)

·               Travel to various sites for Implementation, Integration and programming True Position (LMU) Wireless Location Systems deployed at AT&T Cell Sites in Indiana and Detroit Market

·               Integration of True Position LMU radio into GSM 1900 and 850 systems to Nokia BTS Cabinets

·               Installation, Testing and commissioning the GPS/GSM down link antenna, Use Trimble asset surveyor to collect antenna latitude and longitude and site survey items for above ground level determination.

·               Performed T1 Loop back test from LMU to BTS/NOC.

·               Perform T-1 test from the BTS and complete a full system sweep using ADIT600, Configure DSU and get DSO/Green light.

·               Integrated and Commissioned LMU radio on line to communicate with AT&T Switch

·               Perform E911 1900/850 Call Test to the PSAP and confirm PASP display information when dialing from each sector of tower.

·               Prepare and submit daily reports and photographs of all work carried out to the Project Manager.

 

10/07-09/2010              BUTLER TELECOM. (IRVING, TX)

 

                                           Sr. Systems Engineer:

·               Responsible for the delivery of IP UNITY/ Glenayre Unified Messaging system infrastructure services to customers throughout the United States. (80% US and 20% International, from Canada to South America).

·               Interacted with Users, Business Analysts, gathered business and technical requirements, reviewed business requirements, technical requirements and specifications

·               Primary responsibilities include designing, implementing, configuring, and testing enterprise level UM applications and UC applications.

·               Field Installation, Commissioning and testing of Mereon 6000 Media Server, Unified Messaging Application Server (Sun Netra Server), NFS and NAS Server (Netapp).

·               Conducted upgrades and applied patches

·               NetApp FAS/V-Series Architecture, Configuration and Installation

·               Commissioning and Configuring the following Server Web Based Applications

·               Unified Messaging System images installation and Oracle/Systems software Upgrades

·               Used automated testing tool Rational Functional Tester for Functional Testing and Regression Testing at the customers site

·               Configured IPV4 and IPV6 environment for different platform such as windows XP, windows 2003, Red Hat Linux 5.3, Sun Solaris 10

·               Build, configure and deploy VMs and templates. Completed Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) and Virtual-to-Physical (V2P) migration of Windows NT, 2000, 2003, & 2008, 2012 as well as Linux servers from VMware, Hyper-V and legacy hardware

·               Responsible for maintaining IT infrastructure including server hardware, VMware environment, data storage, switching and routing, backups, email, firewall, spam filtering, AV, VPN, mobile devices, VOIP systems, network monitoring, and all Microsoft technologies

                                    

05/04 – 06/2007ANDREW CORPORATION (Ashburn, VA)

Sr. Integration Test/ Optimization Engineer:

·     Interface with Wireless Carriers Project Manager’s, Switch translations, PSAP, Intrado, TCS and Network engineer to create project schedule for Re-home and integration testing deployment.

·Successfully managed multiple E911 Phase 1 and 2 Integration/Optimization testing and deployments to markets/Networks across the US.

·Supervised 6 drive test technicians, including 4 integration engineers

·Test and verify that all E911 TDMA, GSM, CDMA, UMTS calls in a Cell Sites (Networks) are processing emergency calls in the defined reliability range. Location Technology Vendor and Mobile Positioning Center.

·Support new PSAP deployments, site builds and modifications, re-homes, DAS Systems and other network changes.

·Lead troubleshooting and resolution of technical operations and testing problems that occurred during integration testing and Re-home activities

·Ensures that all sites related data fill are correctly updated for E911 Phase 1 and II integration and Re-home deployment.

·Configure and set up Geometrix GCS/AMU/SMLC databases

·Configure and Re-Home BSC, BTS parameters, Network overlay troubleshooting and Test & Commissioning the network Before/After Re-home.

·Proactively monitor E-911 location determination systems and manage customer data using NMS, Unix, Mysql, Tcap, EMS and SCOUT Application to achieve optimum performance.

 

·Validation E911 FCC phase II FCC Compliance for GSM, CDMA, UMTS & TDMA

 

 

10/03-05/04           LCC, INTERNATIONAL, INC. (McLean, VA)

                                            E-911 Field Engineer:

·               Responsible for Implementation, Integration and programming True Position (LMU) Wireless Location Systems deployed  at T-Mobile DC, MD,VA Cell Site Locations

·               Installation of LMU radio into GSM Ericsson Cabinets that include power and grounding (RBS2102/ RBS2202/ RBS2106/ RBS2206).

·               Installation, Testing and commissioning the GPS/GSM down link antenna, Use Trimble asset surveyor to collect antenna latitude and longitude and site survey items for above ground level determination. Performed T1 Loop back test from BTS to NOC

·               Integrated and Commissioned LMU radio on line to communicate with True Position Switch

·               Performed extensive trouble shooting tactics if problems occurred also performed site surveys on each PCS communications cell sites

·               Analyze test and feedback results to Field Manager.

 

 

 

02/95-8/2003HUGHES NETWORK SYSTEMS-GERMANTOWN, MD

                                     (Satellite/Wireless Network Division)

                                                                                                                                                SystemsVerification/Test Engineer

·               Install, configure, implement, debug and test and troubleshoot HNS Satellite Hardware and Software Releases (PES,TES) in the Lab ( Test Bed )

·               Design, implement, test and troubleshoot VoIP/FoIP, Cisco IP Telephony and Cisco Call Manager SW/HW Releases over VSAT (Hughes Network) environment using solaris operating systems, Cisco 6500, 2500, 3600, AS5200, AS5300, AS5800 with T1 and ISDN lines

·               Project Manage and direct Hughes Software Systems Voip software developers (engineers).

·               Provide technical assistance in network planning, engineering, architecture, and testing of new software releases in the following environment. Unix shell scripts (sh, tcsh, korn or bash)

·               Evaluate new communications/network products as assigned and provides resolution for problems with Personal Earth Station (PES) and Telephone Earth Station products.( Satellite Sub-Systems ) Software protocols/SCPC

·               Implement, program and integrate HNS PBX with Cisco voice server AS5300 for Voip

·               Test the IP addressing plans and manage the in-building VSAT infrastruction

·               Test the availability and transmission quality of service (QOS) at user/ PBX interfaces: Supplementary services/Third-Party Supplementary services

·               Provide third tier troubleshooting support as needed for both Wireless (CDMA,TDMA,GSM) and Satellite(PES,TES) VSAT systems SW/HW Releases

·               Through knowledge and experience implementing and troubleshooting RIP, IGRP, EIGRP, and OSPF routing protocols in multi-protocol environments.

·               Install, implement, analyze, debug, test & perform tradeoffs & optimizations of new software releases for the Satellite (CDMA,TDMA, GSM, IP, PPP, MPP) and Satellite(PES,TES) VSAT systems. SNMP

·               Create & maintain documentation for modules, interfaces, & future integration test plans using Test Director/Quality Center

·               Interface with the software development teams throughout the entire product development. cycle using knowledge of data structure, Test wireless/satellite communication Serial Protocols WAP, BITT, SDLC, X.25, PPP/SLIP, XPAD, BSC, TCP/IP, ISDN, VoIP/FoIP,LAPD using protocol/Network analyzers, configuring Cisco routers and backhauls  ISDN, T1/E1, TCP/IP and PSTN

·               Provide technical support to subsystem/system test, integration & field implementation teams, identify problems & design solution for their resolution.

·               Validate the automation frame test plans/scripts in the lab.

 

 

 

02/95-8/97HUGHES NETWORK SYSTEMS-GERMANTOWN, MD

                                                             (HNS Wireless Network Division)

                                          Telecom Software Consultant: AMERICAN TECHNICAL RESOURCES, INC,                                                                                  Mclean, Virginia

·               Test software modules, products and product lines and assist in assuring that they receive adequate and through testing for System Integration, software Release for CDMA, TDMA and GSM wireless communication systems (BSC, BTS, MSC and MS)

·               Collect, organize and document test results for test plan improvement and feedback to other Internal organizations.

·                Responsible for all database changes within all NSS network elements with regard to call routing in the wireless test beds

·               Analyzes software requirements to determine feasibility and consistency of design.

·               Recommends program improvements or corrections to programmers during design reviews. Verify software product documentation correctness, applicability and ease of use against the product, All load and verify New NSS software Release

·               Direct the review of the test plan in a prompt fashion in order to get a comprehensive critique of the plan.

·               Conceptualize & request BTS, BSC and MSC hardware & software components that are necessary to conduct call test.

·               Test software and review documentation against product solution /system in simulated or real environment.

·               Review new or modified program, including documentation, diagram, and flow chart
to determine if program will perform according to user request, requirements, conform to guidelines their and have consistency.

·               Interface with software developers to resolve inconsistencies and inadequacies as they occur.

·               Design and develops programs to test, track, & verify defects in software programs under test. Run test programs in order to determine differences between system under test & expected results.

·               Develop and execute the automated test plans (WinRunner) overnight, collect & analyze the results for the functionality.

·               Install and upgrade wireless communication systems test-bed for Y2K compliance.

 

 

 

TECHNICAL AWS Cloud (EC2, VPC, S3, IAM, Route 53, EBS, Elastic Load Balancing) Wireless, CDMA, IMS, GSM, UMTS, LTE, Voip, Volte, SS7, GPRS, ABIS, DAS,

CAPABILITIES: ISDN, BTS, GPS, MU, BSC, LMU, UNIFIED MESSAGING, WIMAX, EMS, SNMP

                                           SDLC, BITT, TCP/1P. RedKnee GMLC tool; Resolve; CBN tool; Homer work orders, UNIX, SNM, Windows, MOTIF and VAX/VMS, Communications Protocols and APIs: HTTP, SSL/TLS, RTP, TCP, UDP, IP inc. v6, DNS, NIS, NFS, SMB, CIFS.

                                           -Strong knowledge in digital/analog telephone system interfaces.

 

 Training:AWS Cloud (EC2, VPC, S3, IAM, Route 53, EBS, Elastic Load Balancing)

                                           Ericsson RBS 6000 LTE

                                          T-Mobile Volte/IMS/DAS Training

                                           Bell Atlantic Video Services (ADSL)

Hughes Network Systems/Alcatel in GMH2000

                                    PERSONAL/TELEPHONE EARTH STATION (OPERATIONS)

                                       PERSONAL/TELEPHONE EARTH STATION (HUB MAINTENANCE)

                                       PERSONAL/TELEPHONE EARTH STATION (LAN ADVANTAGE)

TEAM DEVELOPMENT