Duke Walls
Home: (714) 993-2817 Cell: (714) 333-5090
dukew@pacbell.net
Over
twenty-four years of data processing experience in network
administration/design, training, project and personnel management, database
design, systems administration, and software development. Exceptional user interface and communication
skills.
|
Novell (2-5) |
Cisco routers |
WinNT/2K/XP |
Cisco switches |
3COM hubs |
ISDN (64/128) |
|
TCP/IP |
ATM |
Cabletron hubs |
Lantastic |
IBM 3274/3174 |
CSU/DSUs |
|
LAN Server |
FOIRL |
Bay hubs |
FDDI |
16/4 Token Ring |
Thick Ethernet |
|
SDLC/SNA |
T-1s/E1s |
ARCNET |
T-3s |
Frame Relay |
10/100/1000Base-T |
|
Mainframes: |
IBM 308x |
IBM 309x |
IBM 3033 |
Amdahl V6/V7 |
IBM 43xx |
|
Minis: |
HP 9000 |
IBM AS/400 |
DG C-150 |
Sun Ultra 4000 |
IBM System 3/38 |
|
Micros: |
Compaq servers |
Various Laptops |
DG MP-200 |
Apple Macs |
Various PCs |
|
NetView |
Exchange |
HP OpenView |
Nessus |
Windows 95/98 |
ISS Internet Scanner |
|
Veritas |
Sniffer Pro |
WinNT/2K/XP |
CSPM 2/3 |
Access (ODBC) |
Attachmate Extra! |
|
|
Remedy |
ARCserve |
CiscoWorks |
MS Office |
Siebel CRM |
|
Cisco IOS |
SCO Xenix |
NetWare 2-5 |
ISC DNIX |
Solaris 2.x/8/9 |
SunOS 4.x |
|
HP-UX |
LINUX |
Windows NT/2K |
BSD UNIX |
LANtastic |
Apple Mac OS |
10/02 to Present – Consultant
Ellipsis,
Analysis,
design, specification, project management, network engineering and security, DR/BC
planning and implementation, user training, and technical writing on a
consulting basis for several firms in the
·
For a financial
firm, designed and implemented a multi-site secure VPN-connected network infrastructure
for branch offices
·
For a
major LA medical center, performed DR/BC planning, intrusion testing and
monitoring, and backup/restoration duties
·
For an
exotic pet firm, implemented firewall, anti-virus, and wireless connectivity
for their offices and other facilities
4/01 to 10/02 – Senior Network Engineer
Action Online Entertainment, Inc.,
Network/Systems Engineering and Project
Management in the Operations group of an Internet-based gaming company
·
Designed,
implemented, and supported a low-latency ultra-secure multi-layer web-based
application platform
·
Designed/implemented
VPN and wireless networks for the home office, Production,
·
Installed
CiscoSecure ACS, and modified all routing/switching equipment to authenticate
users before providing services
·
Monitored
for and responded to attacks on our global infrastructure, as reported by PIX
firewalls and NetRanger IDS units
·
Implemented
VLANs and various network monitoring and security tools, including CiscoWorks
2000, CSPM, and MRTG, and monitored vendor implementation of Tivoli Enterprise
Console and NetView monitoring suites
·
Helped
implement a redundant SAN with Brocade switches, EMC Symmetrix storage, and
Veritas backup/volume management
·
Installed,
configured, and maintained multiple Cisco routers, switches, PIX firewalls, VPN
Concentrators, and Content Switches for networks in the home office, and the
Isle of Man Production and
·
Documented
networks and tracked changes via Visio drawings, spreadsheets, MS Project, and
Word documents
8/98 to 4/01 – Network/Systems Engineer
AdForce, Inc.,
Network/Systems Engineering and Project
Management in the Operations group of an Internet-based third-party ad serving
company
·
Installed,
configured, and maintained multiple Cisco routers, switches, PIX firewalls,
Global Dispatch, and Local Directors
·
Worked
with Cisco ACLs, VPNs, and PIX security features, and wrote/implemented a
corporate security policy
·
Upgraded
internet infrastructure to 12 DS3s using BGP4, EIGRP, and ATM
protocols/methodologies
·
Managed
the Internal Systems group, and expansion/upgrade projects for the
·
Maintained/upgraded
existing and new LAN and WAN links, Northern Telecom voice switches, NT and
Unix file servers, workstations, and desktops in the Costa Mesa, Cupertino,
Hong Kong, and New York offices
·
Instrumental
in the installation, maintenance, and upgrade of over 180 Sun UltraSPARC
servers (Ultra 5s to 6500s)
·
As a
backend systems engineer, supported Oracle/Sybase databases, EMC/SAN storage, and
Network Appliance NAS
10/97 to 8/98 - Consultant
P. Murphy and Associates, Burbank, Ca.
Network design, implementation, support,
modification, monitoring, and upgrade work for a global entertainment firm
At Disney Worldwide Services in
·
Maintained
and upgraded existing and new LAN and WAN links, legacy equipment, Citrix and
Novell file servers, desktops, and Unix workstations, in both office
environments and their
3/96 to 10/97 – Network/Systems Engineer
ENGAGE games online,
Implemented, corrected, and supported
multiple Sun server farms interconnected via Cisco routers and switches for an
online game company, utilizing burstable T-3 lines running frame relay
·
Maintained
and improved DNS tables supporting multi-homed web and FTP servers on multiple
UNIX versions. Supported Shiva dial-up,
GroupWise electronic mail/scheduling groupware on NetWare 4.11 servers, and key
fob reader physical security systems
·
Worked
with Cisco ACLs, VLANs, and authentication/profile security features, and monitored
for intrusions
·
Set up
DLT jukebox backups in
3/95 to 3/96 - Consultant
Farwall Computing,
Network design, implementation, support,
modification, and upgrade work for various area firms
At Frame-n-Lens Optical in
Santa Fe Springs, a national optical retailer/manufacturer:
·
Responsible
for integrated networks supporting administrative Novell servers,
LANtastic-based manufacturing systems, optical scanning systems, AS/400-based
inventory systems, HP 9000-based financial systems, OS/2-based polling systems,
and Macintosh and PS/2 based Point-Of-Sale systems nationwide. Also responsible for maintenance and
modifications of voice mail systems, phone switches, long-distance services,
and running the Help Desk for their nationwide network of retail outlets
At Candle Corporation in
·
Performed
product evaluations, standards and procedure design, and advanced network, PC,
and mini troubleshooting
3/89 to 3/95 – Network Support Engineer
Home Savings of
Increasingly responsible network support and
design positions, culminating in the Technology Assessment group and management
of a six person Technical Support team responsible for 70-plus Novell servers,
20-plus LAN Server devices, and assorted other systems. Duties included:
·
Coordinated
installation of Cisco equipment, wiring plant and workstations with selected
vendor and other company departments
·
Planned
and managed move of 250-node, six server LSC Network from
·
Managed
the PC/LAN Support team, responsible for 2nd/3rd/4th
level support nationwide
·
Supervised
installation and rollout of ISC DNIX systems to branches for the Branch
Automation project
·
Responsible
for the Internet firewall and Internet email gateway for the entire Ahmanson
corporation
·
Selected/codified
network standards, DR planning and testing, and a multi-topology, multi-server
Novell internetwork
Two years of study towards a dual major in Mass and Interpersonal
Communications Studies
Control Data Institute,
Associate of Science degree in Computer
Science
Associate of Arts degree in Radio and
Television Broadcasting