Greg Merriweather has over 10 years of experience working with VoIP technologies like Asterisk. He has led large-scale telephony migration projects for companies including Yahoo and Detroit Public Schools. Currently, he works as a trainer and specialist at VoIP Monks, where he helps clients implement call center solutions and scale their VoIP infrastructure.
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1. GREG MERRIWEATHER
408-‐800-‐4129
|
SHIDO6@GMAIL.COM
|
WWW.LINKEDIN.COM/IN/GREGMERRIWEATHERVOIPEXPERT
SR. VOIP ENGINEER & ARCHITECT:PROJECT
LEADERSHIP
|
TRAINING
|
VENDOR
NEGOTIATION
|
GLOBAL
SITE
LAUNCH
&
MONITORING
|
INNOVATIVE
PROBLEM
SOLVING
|
COST
SAVINGS
PROGRAMS
|
SALES
&
CUSTOMER
SERVICE
|
SOFTWARE
&
HARDWARE
EXPERTISE
IN
VOIP/TELEPHONY
—
MASTER-‐LEVEL
KNOWLEDGE
OF
ASTERISK
PLATFORM
SENIOR
IT
LEADERSHIP
ROLES
INCLUDE
FOUNDING
AND
MANAGING
NUFONE
NETWORK
AND
VOIPMONKS
TELEPHONY
SUPPORT
AND
TRAINING.
DEVELOPED
ADVANCED-‐LEVEL
EXPERTISE
IN
ASTERISK
VOIP.
RECRUITED
TO
STEER
YAHOO!’S
HQ
TELECOMMUNICATIONS
MIGRATION
FROM
NORTEL
TO
ASTERISK,
AS
WELL
AS
PROVIDE
OVERSIGHT
ON
40+
SITE
LOCATIONS.
CAREER
INCLUDES
IT
PROJECTS
WITH
FORD
MOTOR,
HEWLETT
PACKARD,
AS
WELL
AS
EXTENSIVE
EXPERIENCE
IN
BUILDING,
CONFIGURING,
MONITORING
NETWORKS
FOR
LARGE
PUBLIC
INSTITUTIONS
SUCH
AS
DETROIT
PUBLIC
SCHOOLS.
— PROFESSIONAL
HISTORY
—
VOIP
MONKS
—
TRAINER
/
VOIP
SPECIALIST
1/2009
TO
PRESENT
• Training:
Mentored
Asterisk
users
in
advanced
VoIP
skills
including
SIP,
IAX2,
NAT,
dial
plan,
and
scaling
virtualization
concepts.
Provide
VoIP
network
consulting
in
troubleshooting,
provisioning,
design
and
billing.
Key
Projects:
installing
Queumetrics
with
Asterisk
for
call
center
solution;
implementing
OrderlyQ-‐based
call
center
solution
with
customized
reports
for
Canada
Parks
(www.pc.gc.ca).
• Scaling:
Using
best
practices
for
growing
capacity,
business
continuity,
and
reducing
carbon
footprints
for
clients
with
existing
VoIP
infrastructure.
High
Availability
Implementations
using
OpenSIPS,
Kamailio,
Asterisk,
DNS,
Kazoo,
and
others.
YAHOO!
—
VOIP
ENGINEER
8/2010
TO
5/2013
• Telecommunications
Launch,
Overhaul,
&
Monitoring:
➞ Amman,
Jordan
Site:
Served
as
principal
onsite
VoIP
analyst
to
install
and
configure
new
telephony
system
for
Yahoo!
sales
office
in
Amman,
Jordan.
Telecommunications
scope
included
customized
LifeSize
IP
conference
phones.
➞ Yahoo!
HQ
Migration:
Contributed
as
key
engineer
in
full-‐scope
telecom
HQ
changeover
from
Nortel
to
Asterisk.
Managed
requirements
gathering;
collaborated
with
technical
teams;
and
coordinated
testing,
troubleshooting,
and
training
efforts.
Presented
solution
allowing
streamlined
conferencing
for
15,000
simultaneous
users.
➞ Global
Site
Configuration:
Headed
remote
configuration
of
40+
global
Yahoo!
sites
to
ensure
24/7
data
security.
Servers
incorporated
open
source
telephony
platform,
Cisco
gateways,
and
legacy
T1
and
E1
circuits.
➞ Incident
Tracking:
Served
on-‐call
to
alert
management
as
on-‐call
troubleshooter
for
incidents
pertaining
to
global
telecom
network.
Provided
postmortem
analysis
of
device
failures
to
determine
remedy
action
plan.
Tracked
status
of
all
system
changes
supporting
specific
team
managing
project.
➞ Change
Management
Requests:
Notifications
were
submitted
prior
to
modifying
any
environment.
➞ Cisco
Voice
Gateway
configuration:
Configured
,
racked
and
stacked
many
Cisco
2811
&
2821
ISR’s
equipped
with
T1
or
E1
wic
cards
for
SIP
to
PSTN
via
T1
or
E1
depending
on
the
location.
(Americas,
APAC,
India
&
EMEA).
➞ Rack
and
Stacked:
1U/2U/4U
quad
core
x86
servers
for
use
with
Asterisk.
➞ Configured
Carrier
Call
Routing
,VoIP
subnet
access
lists,
reception
phones,
call
shunting,
endpoint
DNS/VMPS/DHCP
for
provisioning,
provided
support
for
installations
of
new
Asterisk
projects,
IVR
menus,
voicemail,
extensions,
short
dial
codes,
and
ring
groups.
➞ Wrote
nagios
scripts
for
monitoring
asterisk
servers
and
gateways
using
SNMP
and
Nagios-‐like
tools
➞ Maintained
documentation
for
Y!
Asterisk
servers.
➞ Manual
Failover
between
primary
and
backup
Asterisk
servers.
➞ Restoration
of
broken
Asterisk
servers.
➞ Support
of
the
MySQL
database,
including
replication,
initial
schema
installation,
etc.
➞ Test
and
approve
softphones.
➞ Proficient
at
using
Lifesize,
Linksys,
and
Cisco
IP
Phones.
➞ General
Telecom
knowledge
–
Pots,
T1,
E1,
PRI
ISDN,
Dial
plans.
➞ SVN
version
control:
Modified
&
checked
in/out
code
for
40+
Asterisk
sites.
2. GREG
MERRIWEATHER
PAGE
2
SHIDO6@GMAIL.COM
|
408-‐800-‐4129
LIGHTYEAR
NETWORK
SOLUTIONS
—
VOIP
SOFTWARE
DEVELOPER
8/2007
TO
4/2009
• Cost
Savings:
Reduced
costs
up
to
$20,000
per
month
by
replacing
Iperia,
the
company’s
outdated
voice
mail
system,
with
high-‐capability
Asterisk
solution.
Technology
skill
set
included
Apache,
MySQL,
PHP,
Sylantro,
leased
lines,
and
Cisco.
• Customer
Service:
Replied
to
open
tickets
regarding
the
VoIP
network
and
voicemail
system.
Introduced
and
implemented
virtualization
capability
using
OpenVZ.
Provided
customer
support
for
Mac
OSX
corporate
users.
THE
NUFONE
NETWORK
—
VOIP
ARCHITECT
1/2001
TO
8/2007
• Leadership:
Cofounded
VoIP
telephony
service,
one
of
the
first
Asterisk-‐friendly
carriers
for
enterprise
customers.
Performed
hardware
and
connectivity
upgrades
at
multiple
North
American
sites.
Interfaced
with
major
customers
including
Equinix,
the
world’s
largest
IBX
data
center.
• Developing
VoIP
Solutions:
Developed
and
implemented
multiple
pioneering
communication
tools
for
diverse
clients:
➞ E-‐Commerce:
Co-‐developed
robust
VoIP
billing
system
(using
the
LAMP
stack),
which
increased
billing
accuracy
on
rates
connected
to
1,700+
cities
and
countries.
➞ Communications
Processing:
Increased
high-‐volume
call
capacity
by
integrating
Asterisk
with
existing
Avaya
Communication
Manager
and
Cisco
CallManager
for
clients
allowing
for
more
simultaneous
calls.
➞ Call
Center:
Designed
and
implemented
comprehensive
call
center
solutions
for
up
to
200
work
stations
with
IP
phones
and
channel
banks
with
T1
or
E1
interfaces,
advancing
performance
and
sophistication
of
communications.
➞ Voicemail:
Remotely
(via
Secure
Shell)
installed
and
managed
multiple
phone
extensions
with
voicemail
capability:
solution
optimized
cost
savings
by
using
a
first-‐rate
open
source
Web
PHP/MySQL-‐based
interface.
➞ Evangelist
created
buzz
using
forums,
websites,
internet
relay
chat
(IRC),
email
and
etcetera’s
gaining
30k+
unique
views
daily
for
the
www.nufone.net
website
between
2001
and
2007.
• Cost
Savings:
Saved
$250,000+
per
year
in
Cisco
and
Avaya
contracts
and
long
distance
fees
by
completing
major
upgrade
projects
to
IP-‐based
PBX
systems
including
CallManager,
3Com,
Avaya,
and
Asterisk.
Negotiated
pricing
for
DS3
circuits,
hosting,
bandwidth,
and
wholesale
pricing
for
high
volumes
of
500,000
minutes
or
more
to
countries
worldwide.
• Customer
Training
&
Service:
Trained
customers
on
how
to
replace
DS3
circuits
with
SIP
utilizing
Asterisk.
Resolved
customer
connectivity
issues
involving
network
address
translation,
VoIP
protocols,
PBX
dial
plans,
extensions,
interactive
voice
response
menus,
firewalls,
software
compilation
errors,
and
softphone/IP
phone
problems.
• Linux
Expertise:
Remotely
configured
Linux
systems
for
VoIP
using
Secure
Shell
and
set
up
customers
with
Linux-‐based
routers.
Created
Linux
shell
scripts
and
PHP
pages
to
provision
toll-‐free
“8XX”
numbers
and
set
up
direct
inward
dialing
and
IVRs.
• Configuration:
Configured
CallManager,
Meridian,
Nortel
and
Avaya
systems
to
interoperate
with
Asterisk.
Configured
T1
&
E1
circuits,
primary
rate
interfaces,
channel
banks,
and
IP
phones
including
Cisco,
Linksys,
Polycom,
and
Budgetone.
—EARLY
CAREER
&
ADDITIONAL
PROJECTS
—
TELNEXUS
Engineering
Role
2/2014
to
5/2014
NEWMAN
TELECOM
Consulting
Role
4/2006
to
8/2006
GLOBAL
CROSSING
Systems
Engineer
9/2000
to
9/2001
AEROTEK
(Assigned
to
Ford
Motor
Company
and
HP)
Network
Analyst
9/1999
to
9/2000
FORD
MOTOR
COMPANY
QA
Software
Engineer
1/1996
to
9/1997
NORTHWESTERN
YMCA
Tae
Kwon
Do
Instructor
1/1994
to
8/1997
DETROIT
PUBLIC
SCHOOLS
Computer
Instructor
5/1995
to
8/1995
3. GREG
MERRIWEATHER
PAGE
3
SHIDO6@GMAIL.COM
|
408-‐800-‐4129
—
EDUCATION
&
TRAINING
—
Coursework
toward
Bachelor
of
Computer
Science
—
Central
Michigan
University
Computer
Science
Coursework
—
Henry
Ford
Community
College
Criminal
Justice
Coursework
—
Wayne
County
Community
College
—
TECHNICAL
SUMMARY
—
Languages:
PERL;
HTML5;
PHP;
Node,C,C++
Telephony:
Asterisk
(1.2,
1.4,
1.6,
1.8,
10.x);
CallManager,
CUBE,
Laxcomm;
Interactive
Voice
Response;
Nortel
(Meridian,
Norstar
MICS,
BCM);
Panasonic
(816,
1232,
KSU);
Lucent;
Quicknet;
Uniden;
Grandstream;
SJphone;
X-‐lite;
FXS
&
FXO
Interfaces;
Polycom
Soundstation
IP
5000;
Cisco/Sipura/Linksys
(SPA
112/122/504G/525G/G2/9x/504G,
7940/7960,
(SPA
942/962/2102);
SRTP/TLS,
Session
Border
Controllers,
Transcoding
Farms.
Servers
&
O/S:
Redhat
Enterprise
Linux
AS
release
4(Nahant
Update
8),Windows
&
MAC
OS
X;
HP-‐UX;
Linux
(Slakware,
Mandrake,
Ubuntu,
Gentoo,
Redhat,
CentOS);
IRIX
(SGI);
Openstep
MS
DOS;
Novell
Netware;
MS
Exchange
Server;
Apache;
Cisco
IOS;
Proxy
Servers;
Solaris;
Kamailio/OpenSer;
Debian;
Cisco
AS5300
Access
Server;
MySQL.
Hardware:
HP160G6,
Dell
PE
1950,
DS3/DS1;
T3/T1;
ADSL/DSL;
DHCP;
WANS;
TCP/IP;
SNMP;
Multiplexers;
Frame
Relay;
Fiber
Optics;
FDNS;
Ethernet
Switches;
Cisco
Routers
(2800/2900);
Sangoma,
Digium,
and
Dialogic
Telephony
Hardware.
Cisco
4506,
3560,
4948,
Xeon
E5504
Gainestown
D0,
Sangoma.
Applications:
Secure
Shell
(SSH);
MS
Office;
Visio;
PC
Anywhere;
Mozilla
Thunderbird;
Lotus
Suite;
HP
OpenView;
sipp;
Iptables;
PuTTY;
Samba;
Sendmail;
Camtasia;
Adaware;
Norton
Antivirus;
Wireshark/Ethereal,
Terminal.
Other:
VoIP
Protocols
(SIP,
H.323,
MGCP,
IAX2,
SCCP,
IAX2);
Remote
GSM
Network;
X-‐Windows;
Trivial
File
Transfer
Protocol
(TFTP);
VNC
Remote
Access;
Integrated
Services
Digital
Network
(ISDN);
DD-‐WRT.
And
More…