Gerald Crenshaw
2709 Lakeway Drive
Rowlett, Tx. 75088
April 2009
SYSTEMS ENGINEER/TEST ENGINEER
TECHNICAL SUPPORT ENGINEER
NETWORK/ENGINEERING LAB TECHNICIAN
OBJECTIVE:
A
position in the electronics field that will utilize my experience and
expertise
in support of RF to optical equipment or my background in technical
training
and emergency communications.
EXPERTISE:
Ø
Troubleshooting:
I’ve done extensive technical support and troubleshooting to maintain
optical
and DWDM networks. I’ve worked
with product vendors to resolve complex technical issues on SONET,
SDH, DWDM devices and optical amplifiers.
Ø
Documentation: I’ve written technical documents such as
Course ware, application bulletins and field modification bulletins
including
Method of Procedures (MOP’s) as required to support network operations
test and
analysis: I test vendor updates/fixes on hardware and software in lab
prior to
field delivery, and submit recommendations as to the viability of the
updates.
Ø
Technical
Training: I’ve developed technical training courses and executive-level
presentation materials and delivered them in both a traditional
classroom and
via interactive videoconferences.
Ø
Innovation: I develop my own special-purpose test
devices and interfaces when needed.
EXPERIENCE:
State
of Texas, Department of Public Safety: Telecommunications Technician.
Feb 2006 to Present. Duties include maintain Texas State Troopers mobile radio, video and radar systems and electronic suite in cars. Dispatch to field to maintain VHF/UHF and microwave radio repeater systems. Maintain Region 1 Headquarters central dispatch console computers. Interface with FCC as required for solving interference complaints. Maintain Obstruction/Beacon lighting systems to FAA requirements. Assist tower crews as required maintaining antennas. Travel statewide to assist in the digital conversion reprogramming of radios, and retrofit of state police cruisers. Travel statewide for installation of In-Car Computer systems in state police vehicles. Installation of "Higher Ground" voice recording equipment on phone and radio channels in dispatch centers. Rebuild and move of station equipment to new shelters. Designed test fixtures and devices as required maintaining existing equipment infrastructure.
Network
Technician/Safety and Security Officer
TIME WARNER
TELECOMMUNICATIONS June 2001 to Oct 2005
Dallas TX. Duties include test and turn up of customer circuits from
voice
channel to OC-192. Installation and maintenance of optical equipment at
Central
Office including Alcatel, Lucent, Cisco and Nortel. Installation and
test at
customer premise of Integrated Business Line (IBL) equipment and SB
Outburst
equipment. Ported phone number. Hot cut and roll of T1 circuits.
Interface of
equipment to Customer Premise Equipment (CPE) such as routers and
Private Branch
Exchange (PBX, PABX VoIP ) equipment.
Dispatch to customer location as necessary to test and
troubleshoot
circuits. Install, test and trouble shoot equipment, cross connects and
optical
inter-connects in central office and at customer locations.
Installation of
Cisco routers and other Ethernet equipment, troubleshoot customers
systems as
required. Maintain company vehicle and test equipment. Travel to other
cities
as needed to aid in natural disaster relief efforts. Design and
manufacture of
remote communications cabinets for satellite locations, these include
battery
plant and rectifier to the optical handoff. Established fiber optic
Points of
Presence (POP’s) in numerous buildings and inserted new nodes into
existing
rings. Maintain the Dallas Operations Nortel Meridian PBX. Assigned
additional
duties of Safety and Security Officer for Dallas Operations. Maintained
all
aspects of the safety programs. Prepare power point presentations as
needed and
hold monthly training sessions. Maintain Training records for corporate
and
insurance requirements. Most of the training presentations I have
prepared are
now used company wide.
New Technology Support Engineer
WCOM/MCI
TELECOMMUNICATIONS: June 1998 to February 2001 Richardson TX. Duties
include
resolving technology issues as new equipment was added to the network.
Issues
included resolving problems on Asarte, Cienna, Corning, Nortel, Siemens
and
Pirelli SONET (OC-3 to OC192) optical transmission equipment, optical
amplifiers, and DWDM devices. Support of microwave radios in the
network. Test
vendor updates and procedures for software and hardware in equipment
lab prior
to field deployment. Interface with equipment vendors as required to
resolve
issues including participation in monthly engineering and service
reviews. This
position was “On call 7x24”. Author as needed executive presentation
material
and Field Modification Bulletins (FMB’s) and Technical Application
Bulletins
(TAB’s) to support transmission operations. Established and maintained
a
department web page. This delivered critical information to the field
personnel
in a timely fashion. Laid off 3/02/2001.
3rd
Level Transmission Equipment Support Engineer
MCI
TELECOMMUNICATIONS: March 1997 to June 1998, Richardson TX. Contracted
to
provide support to Avantel Telecommunications in Mexico. Duties include
resolving complex technical issues on high-speed Nortel TN16 SDH
optical
transmission and network management equipment. Travel to Mexico as
needed to
install and upgrade hardware and software. Test software and hardware
in
equipment lab before deployment. Author Field Modification Bulletins
(FMB’s)
and Technical Application Bulletins (TAB’s) as needed to support
Avantel
transmission operations. Established and maintained web pages of FMB's
and
TAB's for remote access by Avantel Field Engineers. Contract canceled
in June
1998.
Technical
Training
Instructor
MCI
TELECOMMUNICATIONS: Jan. 1995 to March 1997, Richardson TX. Duties
include
training employees or customers in specific subjects and/or equipment
use by
MCI. This includes delivering lecture and lab assignments in both Lead
and
Backup instructor capacity. Development of courses and workshops, and
providing
presentation materials, (Including Power Point presentations) updating
and
revising the course content. Delivered course material by Interactive
Distance
Learning (live closed circuit TV). Developed web based training as
needed.
Courses taught include SONET Overview, SONET Operations and Maintenance
and
Basic Field. Engineering. Traditional standup instruction included
FAA/LINCS,
Digital Radio, Data Transmission, Fiber Optic Splicing, Fiber Optic
Cable
Restoration, DEXCS 3/3 Cross Connect, Basic Field Engineering, Data
Transmission, Digital Multiplex, Power Systems, and the Facilities
Management
Course. Other duties included engineering and design of training
laboratories.
Installed and maintained equipment in training laboratories.
Established and
maintained fiber optics network between labs and maintained and
rearranged as
needed. Received the “Network All Stars Award” for development and
delivery of
Transmission Training to Avantel Telecommunications.
Training
Lab Engineer
MCI
TELECOMMUNICATIONS: July 1994 to Jan. 1995. Richardson, TX. Duties
include
designing, installing and maintaining the Training Laboratories. This
includes
completing all Field Modification Bulletins (FMB’s) and Technical
Application
Bulletins (TAB’s) on equipment for the facility. Additional duties
include
maintaining the Computers and A/V equipment for the center. Received
the “HERO”
award for the design of DS-3 Restoration Training and associated
training
equipment racks.
Technical
Training
Instructor
MCI
TELECOMMUNICATIONS: April 1988 to July 1994. Richardson, TX. Promoted
to
Technical Training Instructor. Responsibilities include training
employees or
customers in specific subjects and/or equipment use by MCI. See above.
Electronics
Specialist/Test
Engineer
MCI
TELECOMMUNICATIONS: September 1980 to April 1988. Richardson, TX. Served as Electronics Specialist. Duties
included
test and repair to component level, Analog Multiplex, Digital
Multiplex,
Battery Chargers and Microwave Radio equipment. Use of test equipment
including
Oscilloscopes, Voltmeters, Frequency counters, Transmission Test Sets,
Spectrum
Analyzers, Microwave Link Analyzers, Selective Level Meters, and
Selective
Level Generators. Other duties included maintenance of PBX,
telephone/data line
installation. Designed and manufactured test sets for modules, devices
and test
equipment for field use including alarm panels, frequency synthesizers,
pre-distortion and base-band test sets, lightning protection equipment
for
microwave radio and protection switches. Operated a prototype Printed
Wiring
Board lab (P.W.B.), which included drafting of the PWB artwork,
exposing,
developing and etching PWB’s.
Warranty
Repair Technician
C.I.T.
ALCATEL: September 1980 to December 1984. Concurrent with duties at MCI
and in
a joint agreement between MCI and C.I.T., served as warranty repair
station for
C.I.T. equipment in North America and Canada. This included repair of
C.I.T.
equipment, working with MCI field personnel to resolve equipment
problems,
modification of equipment on-site and at depot level. Travel to field
for on
site modification if needed. Operated a warehouse for C.I.T. containing
equipment, cable, and hardware to fulfill warranty obligations.
Installed and
demonstrated equipment to customers. This ended when C.I.T. established
a
warranty service center in Reston, Virginia.
Production
Test Technician
ROCKWELL
INTERNATIONAL: June 1980 to September 1980. Richardson Texas, Microwave
Radio /
Switching Group. Test and repair to component level digital and analog
microwave radio assemblies.
Production
Test Technician
ROCKWELL
INTERNATIONAL: October 1979 to May 1980. Cedar Rapids, Iowa.
Collins
Avionics and Missiles Group. Served as Production Test Technician.
Test, align
and repair to component level 618M3/A VHF aircraft transceivers.
Test
Technician
SPERRY
MARINE SYSTEMS: (formerly SPERRY RAND)
September 1974 to October 1979. Charlottesville Virginia. Served as
Test
Technician. Test and repair to component level radar, compass guidance
systems.
Tested and repaired other equipment including HF Antenna Couplers for
the B707
airframe including the coupler for Air
Force One. Tested equipment to DOD and DCAS specifications.
Service
Technician
HEINZ
Electronics: December 1977 to October 1979. Charlottesville, Virginia.
Part
time service technician. Repair to component level, Stage musical
instruments
and equipment
Sepetember
1974 to APRIL 1976: Attained 80 quarter hours towards an A.A.S. in
Electrical
Engineering at PIEDMONT VIRGINIA COMMUNITY COLLEGE, Charlottesville,
Virginia.
This program was canceled due to lack of enrollment.
August 1974:
Graduate PIEDMONT VIRGINIA COMMUNITY COLLEGE Charlottesville,
Virginia.
Earned certificate in Electronics Servicing (a four quarter program)
placing
third in a class of twenty two.
FCC
General Radio Telephone Operators License: License Num. PG-101711
Lifetime
License, No Expiration Date.
FCC
Amateur Radio License: Extra Class Operator. Call sign WD4BIS.
Operation on HF
to UFH
TECHNICAL
TRAINING |
|
AMP -Fiber
Optic Connector Termination |
MCI Field
Engineer |
Asarté -
Optical Switch |
Lightwave
Transmission Systems |
Bell
Atlantic - SONET |
Nortel -
RD4A Digital Microwave Radio |
Bosch -
Optical Amplifier |
Nortel -
MAS 7 Switch Maintenance |
Data 1,
Data 2, Data 3 |
Nortel -
OC-48 Operations & Maintenance |
DEXCS 3/1 Digital Cross Connect |
Nortel -
SONET OC-48 Network Manager |
DEXCS 3/3
Digital Cross Connect |
Nortel -
OC48 Software upgrade |
DEXCS 1/0
Digital Cross Connect |
Nortel -
Expert P-Loop Troubleshooting |
DEXCS 1L,
Digital Cross Connect |
Overture
Ethernet Multiplexer |
Digital
Transmission Systems |
Power
Systems 1, Power Systems 2 |
Digital
Microwave Radio |
Power
Systems Maintenance |
FAA/LINCS
Operations |
Rockwell
-MW109E Sys. Maintenance |
FAA/LINCS
4602 Operation |
Rockwell
-MSR 6 SSB Radio Maintenance |
Fiber Optic
Cable Restoration |
SONET
Overview |
Fiber Optic
Splicing |
SONET
Operations and Maintenance |
Fujitsu -
FM6G Microwave Radio |
Pirelli -
T31 Optical Amplifier |
Fujitsu -
FNM1800 Operations & Maint. |
Pirelli -
bi-directional Optical Line Amp. |
IDNX
Operations and Maintenance |
Siemens -
Optical ISR Regenerator
|
Lucent
OLS400G |
Siemens -
TransXpress Infinity |
Lucent-
Connect Reach Platform.
|
Worldcom
Coax Termination |
Lucent
- DMX Access Multiplexer |
|
Lucent
– DMXplorer |
|
|
|
NON TECHNICAL TRAINING |
|
FEMA
Community Emergency Response Team Trainer |
PMI
-Teaching Technical Subjects |
Facilities
Management |
Process
Management |
FOCUS -
Presentation Skills |
Ridge
Associates - The Craft of Training |
IDL
Presentation Skills |
Technical
Course Development |
IDL Course
Development |
Transtector
- Environmental Protection
Systems |
|
|
PUBLISHED
ARTICLES:
·
November
1993, “CQ”, Pg. 106 - KDK-240 Transceiver to KPC-3 Packet Interface
·
February
1994, “QST”, Pg. 74 - Connecting Tape Recorder Audio to the Kenwood
TH-27 Hand
Held Transceiver.
·
November
1998 QST Pg. 71 - New uses for older open frame power supplies.
·
Column,
“New Ham Partner” in the Garland Amateur Radio Club Newsletter. This
has been
placed on the on the Internet for other clubs to use, To date they have
been
published in over fifteen newsletters. (A list and the URL is available
on
request).
·
March
23 1998 Electronic Design - Peese Porridge
http://www.elecdesign.com/Globals/PlanetEE/Content/2324.html
REFERENCES:
References
are available upon request.