WIRELESS EXPERT

Experienced with Ericsson, Motorola, Nortel, and Lucent cabinets; Lorain 24/48 volt power cabinet; as well as Nortel Cacp and DO-EMS, Procomm Plus, Mapinfo, Invex 3G Nortel Cliapp, and Lxrtt. Managed over 20 tower crew’s.
Ran over 100 project’s and Built over 5000 cell site’s from the ground up in my career.
Worked close with UMTS and LTE site second carrier build.
Built many Co - Location site’ on all type’ of tower’s drive testing and call testing cell all types of cell site networks.
Education:
Certifications:
Nokia Flexi, OSHA, EVDO, Comscope, Andrews Connectors, LMU’s, ComTrain, Wheeltron operations, HP tester, Fiber Optics, BTS, CDMA BSC/BSM OAM&P plus integration experience.
Commissioning and Trouble shooting of 7705 Cisco Router.
ARISU certified, LTE certified.
Skills:
Accomplished in commission and testing wireless equipment, with experience in stacking towers, LMU commissioning and installation, software application testing, customer service, project management, decommission and repairing cable and antennas, installing racks and coaxial cables, testing and installing T1 carriers, EVDO and calibration Engineering, ATP, CDMA, and integration engineering.
Experienced with Ericsson, Motorola, Nortel, and Lucent cabinets; Lorain 24/48 volt power cabinet; as well as Nortel CACP and DO-EMS, Procomm Plus, Mapinfo, Invex 3G Nortel Cliapp and Lxrtt.
Managed over 20 tower crew’s.
RAN over 100 project’s and Built over 5000 cell site’s from the ground up in my Career.
Worked close with UNTS and LTE site second carrier build.
Built many Co - Location site’ on all type’ of tower’s drive testing and call testing cell all types of cell site networks.
LTE Drive testing Ericsson TEMS Software.
Nokia Siemens Chicago, IL 04/12- 10/14
3G (UMTS) BTS Engineer
Performed RF Optimization & Propagation Prediction for different sites.
Expert in 3G/2G/LTE Network design
RF optimization and system performed engineering for UMTS
Responsible for overseeing integrations test and turn up of UMTS equipment.
Posts drive optimization with TEMS investigation tools analyze collected data and provide RF Engineers daily reports of trouble issues found in the network.
Experienced in UMTS RF optimization procedures, tools, and tunable parameters.
Performed daily analysis on 3G network to optimize network and troubleshoot equipment failure.
Performed UMTS infrastructure BTS in large scale of integration and testing.
Monitor to optimize the network and reduce drop calls and ineffective attempts
Analyze drive data for UMTS sites.
Responsible for remote monitoring, troubleshooting, and Optimization
Experienced in Cluster Optimization and Pre/ post lunch Network Tuning.
Worked with optimization team to troubleshoot problem area.
Proposed drive routes for the cluster driving for Market
LTE Drive Testing Using Ericsson TEMS Soft Ware, Ping Testing, Stationary Testing, IRAT Testing.
Hand off Testing and Cluster Testing. 4G LTE and 3G UMTS RAN
Mobile device testing on GSN, UMTS and LTE networks.
Evaluation, Design and Development in Wireless Driver
According to Throughputs, TSSI and RSSI acquired below, to validate RF
Systems and obtain a direction to optimize RF performance
DAS planning Design and implementation UMTS/LTE drive testing using Ericsson TEMS software, ping testing, stationary testing, IRAT testing, hand off testing and cluster testing.
Perform Flexi EDGE BTS’s FSEB external alarms testing as per planned configurations.
4G, LTE and 2G, 3G UMTS RAN and mobile device testing on GSM, UMTS, and LTE networks.
Mycom North America Roswell, GA 09/10 -03/12
Associate RF Engineer
Hands-on experience with 3G, 4G and LTE Network design
Responsible for driving and collecting data from the CDMA network using Caits and Mapinfo
Investigate on poor coverage on GSM, UMTS and LTE
Troubleshooting on call dropped and voice quality for 2G and UMTS
Monitored and analyzed post launch UMTS and provided necessary recommendations and statistics analysis.
Cluster drives, troubleshooting drives and equipment adjustment for drive testing.
Worked with optimization team to troubleshoot problem area.
Perform Real-Time optimization in the field to troubleshoot worst performing sectors.
Design and Implementation of large complex Networks, and upgrades.
Voice optimization to reduce ineffective attempts, blocked /dropped calls, and handoff failures
Commissioning, integration, system verification & acceptance of Flexi Nokia BTS Network elements.
ERICSSON TEMS Software.
UMTS optimization engineer for Ericsson Network.
PING Testing and Stationary Testing.
IRAT Testing and Hand off Testing.
CLUSTER Testing.
Nortel Networks Alpharetta, GA 08/07 - 01/08
Associate RF Engineer
Perform site audit and installation quality check of Flexi EDGE/MR/WCDMA BTS and Flexi Packet radio.
CDMA and CSVS installation and commissioning
Experienced in UMTS RF optimization procedures, tools, and tunable parameters.
RF optimization and system performed engineering for UMTS
Hands-on experience with 3G UMTS, 4G and LTE Network design
Worked with optimization team to troubleshoot problem area.
Nortel CACP and DO-EMS ProComm programming
CDMA, EVDO and NTP integration
DAS planning Design and implementation
Expertise in troubleshooting Dropped calls, and frequency interference monitoring
Installation, integration and commissioning of wireless local loop radio.
CDMA and CSVS installation and commissioning.
Nortel CACP and DO-EMS Pro-comm programming.
CDMA, EVDO and NTP integration.
Radiant Networks Louisville, KY 05/07 - 09/07
Field Tech
Designed voice and data network systems.
Installed voice and data networks for hospitals.
Drive testing and call testing networks.
Installed RDF antennas and repeaters.
Performed site survey walks.
Test and trouble-shooted T1 lines.
AMX Telecommunications Dallas, TX 10/06 - 04/07
Tower Foreman
Managed site walks for company and external vendors
Managed estimating and documenting construction cost to budget
Daily supervision of two work crews
Communicated with clients on site issues, work flow schedule
Managed deliverables, permits, and tracking of orders
Managed New Build’s of CDMA and UMTS site’s
Motorola/Verizon Denver, CO 8/06
Field Engineer
Conducted EVDO programming, testing, and Cabinet Integration
System calibration and ATP testing and replaced BBXs
Drive testing and call testing of Verizon cell sites.
Checking the database parameters for which devices and functions are contained in the BSC/BTS.
Goodman Networks San Antonio, TX 2/06 - 7/06
LMU Engineer
Commissioned and green lit LMU providing daily feedback to management
Performed site audits of equipment build-outs for LMU installs.
Installed and replaced rectifiers, battery supply and battery racks.
Beacon Construction Alpharetta, GA 11/05 - 1/06
Tower Foreman
Worked closely on E911 Audits to ensure system accuracy
Responsible for, site access, site prep and LMU de-installation.
Performed quality audit checks of equipment build-outs.
Building of new site and Co- location on many types of tower’s.
S-COM Telecom Orange Co., CA 4/05 - 9/05
Field Engineer
Commissioned and green-lit LMU ensuring regional accuracy and location.
Troubleshoot and repaired LMU issues and malfunctions.
Responsible for coordinating: equipment procurement, warehousing & distribution, site access logistics, site prep, and LMU de-installation.
Telnet Telecommunications Baltimore, MD 3/05-4/05
Field Engineer
Performed BTS installation with polyphasers.
Installed E-911 sites, LMUs and GPS, Motorola 900 and Ericsson
Performed sweep test with ANRISU tester on BTS installations.
Alcoa Telecomm Alpharetta, GA 11/04-3/05
Tower Tech
Surveyed over 500 sites for T-Mobile performing basic maintenance
Changed antennas on a variety of towers by performing Andrews 1.5 inch and 7/8s coax line repairs.
Replaced Ericsson radio cabinets and tested and installed BTS with polyphasers.
Volt Telecomm Group Atlanta, GA 5/03-6/04
Tower Tech
Operated JLG, basket and extension lifts used to maintain 1900 and 850 CDMA and UMTS overlay cellular sites across the state of California.
Upgraded E911 sites, downloading and testing software and color coding of fiber optic and standard lines and connectors.
RAN fiber optic lines through conduits and sweep tested fiber optic lines across the state of California.
Building of new CDMA and UMTS site’s all over the country.
CTS Telecommunications Boston, MA 11/02-3/03
Tower Foreman
RAN Wheeltron type A and B devices, built ice bridges, RAN Comscope and Andrews (coaxial) lines, and installed antennas.
Read RF meters, performed silver work, and operated a Back-Hoe
Performed microwave hopping and general tower maintenance, and set trapeze for coaxial lines.
Tierra Limited INC Chicago Ridge, IL 11/01-2/02
Tower Forman
Performed CAD wielding, co-location and system testing
Did grounding, color coding, and set antennas in absence of shelters
Performed general maintenance of towers, including inspections and sweep testing of fiber optic lines
Everclear Communications Walton, KY 7/01-10/01
Tower Tech
Installed 24 and 48 volt power supplies and replaced rectifiers and battery supply and battery racks
Installed LMUs and BTS Cabinets and RAN GPS coordination.
Performed general maintenance of towers, including inspections and sweep testing of fiber optic lines.
Divine Tower International Columbus, OH 10/00-06/01
Tower Foreman
Stacked towers, RAN ARISU type A and type B devices, built ice bridges, RAN Comscope and fiber optic lines and installed antennas.
Read RF meters, performed silver work, and operated a Back-Hoe
Set shelters, and general tower maintenance, and set trapeze for coaxial lines

Last Resume Update August 7, 2015
Address Forest Park
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Resume File Christopher-Davis-resume-telecom-2.docx 25.21 kB
Spanish Speaking? No
Willing to Relocate? No
Years Experience 18YRS

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