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 Larry
Leenerts
949.548.5277
OBJECTIVE
Currently certified by Microsoft, Novell, Cisco Systems, and CompTIA I seek
a position where I can utilize my skills of design, implementation, maintenance
and administration of a business LAN/WAN. My areas of expertise include Windows
NT/2000/2003, Exchange 5.5/2000/2003, Novell 3-5x, Internet services, Web
hosting, Proxy servers/firewall configuration, tape backup systems and security
audits. A seasoned professional in the corporate world I am experienced with
providing file & print services, help desk support, remote communications,
security and domain administration. I am especially skilled at troubleshooting
servers, workstations and networks. I am extremely customer service oriented.
TECHNICAL SKILLS
File servers & workstations
Server OS: Windows NT 4.0, Windows 2000/2003, Windows 2000/2003 terminal server,
Novell Netware 3x/4x/5x
Server Software: IIS 4/ 5/6, ISA server, Proxy 2.0, Exchange 5.5/2000/2003, SQL
2000, GroupWise, Facsys FAX services for Exchange, ArcserveIT 6.6 tape backup,
Veritas Backup Exec 8.6, Trend & Symantec corporate Antivirus
Network protocols and services - TCP/IP, DHCP, DNS, WINS, RAS, VPN, IPX/SPX,
Telnet
Ethernet routers, hubs & switches (3com, Cisco), Shiva communications server
Client OS & Software: Windows 9x, NT 4.0, XP, 2000, 2003, Office Suite, Outlook,
Visio, IBM AS/400 client connectivity
TECHNICAL EDUCATION
Microsoft Certified Systems Engineer 2003 ID #1186219
Managing and Maintaining a Microsoft Windows Server 2003 Environment
for an MCSA Certified on Windows 2000
Planning, Implementing, and Maintaining a Microsoft Windows Server 2003
Environment for a W2K MCSE
Designing Security for a Microsoft Windows 2000 Network
Windows 2000 Accelerated Exam for MCPs Certified on Microsoft Windows NT 4.0
Networking Essentials, Microsoft Exchange Server 5.5, Microsoft Proxy 2.0
Cisco Certified Network Associate v3.0
CCNA Basics (CCNAB)
Interconnecting Cisco Network Devices (ICND)
Novell Certified Netware Administrator
Novell Netware 5 Administration
CompTIA A+ certified
A+ Core Service Technician, A+ DOS/Windows Service Technician
PROFESSIONAL EXPERIENCE
Insco/Dico Group Irvine, CA 9/05 Present
Network Supervisor Supervise and monitor the network infrastructure
supporting Active Directory, mail services, backup, branch offices, web hosting
and firewall services. Responsible for daily user support issues, event log
monitoring, mailbox administration, network print services, database support,
tape backups, security, remote connectivity and server/client documentation.
Supervise 2 network administrators, 1 operations employee. 100 users.
11 Windows 2003 servers using Active Directory
Exchange 2003 server, OWA, SQL 2000/2005
ISA Server 2004 firewall/caching server
Watchguard firewall and SSL Firebox
Veritas Backup Exec 10d
Hartwell-Dzus Placentia, CA 2/02 9/05
IT Manager Rebuilt the entire network infrastructure to support Active
Directory, mail, backup, terminal services, web hosting and firewall services.
Moved all outsourced internet services in-house. Responsible for daily user
support issues, event log monitoring, mailbox administration, network print
services, database support, tape backups, security, remote connectivity and
server/client documentation. Visual Basic skills used for MRP automation and
conversion routines. 100 users.
Windows 2000 server using Active Directory
Exchange 2000 server and IIS 5.0 Outlook Web Access
ISA Server 2000 firewall and web caching server
Citrix Metaframe XP on Windows 2000 Terminal server
Veritas Backup Exec for Windows 2000
Visual Manufacturing version 6.2.8 on SQL Server 2000
PMI/Delta Dental Cerritos, CA (Contract) 9/01 2/02
LAN Administrator LAN/WAN administration and troubleshooting for 20 NT 4.0
servers and 8 Novell 4.11 servers using Zenworks 2.0. IBM AS/400 client
connectivity. Desktop imaging and client support. Remote connectivity monitoring
and troubleshooting. Goldmine HEAT used for CRM. Compaq Proliant servers with
insight management system. 350 users.
Domain account, file and printer security administration
Exchange 5.5 mailbox administration, NDR troubleshooting
Network cabling and routing
Helpdesk, level I/II/III client and network support
Server and tape backup systems documentation
Rainbow Computer Systems Downey, CA (Contract) 3/01 9/01
Consultant Bank systems server and desktop support. Administration of NT 4.0
and Novell 4.11 servers, network connectivity, tape backups, Internet and
firewall configuration. Desktop client installations and troubleshooting.
Hardware and software audits done for documenting infrastructure.
Built Exchange 5.5 server with remote branch connectivity for Pacific Liberty
Bank
Software installations and updates for specialized banking applications such
as ITI, OFAC
Hardware installations of computers, printers, modems, network interface
cards.
VERTEQ, Inc. - Santa Ana, CA 1/95 3/01
Systems Administrator Implemented NT 4.0 domain with Exchange 5.5 server,
Proxy 2.0 server, IIS web services and 4 Novell servers for file, print and SAA
services. Responsible for network infrastructure, router and hub connectivity,
storage devices and tape backups for all servers. Hardware platforms included
Compaq ProLiant and HP Netserver. 350 users supported.
NT/Novell file & print services administration
Internet connectivity and firewall configuration
Migrated organization from MsMail to Exchange 5.5
Tape backups and disaster recovery
Access database programming for production log
Taught advanced class in use of Outlook 2000
Phone system maintenance and voicemail administration
Digital Brothers - Costa Mesa, CA 7/92 10/94
Mastering Engineer - Mac based digital audio workstation used for mastering
CD's from source material. Preparation of a client's source to a digital format
for CD replication entailed "rolling on" the source to hard disk, creating
digital fades to/from black, splicing, cross fade, level, EQ, etc. then "rolled
off" to a one off CD, 1630 or DAT. Also responsible for maintenance and
administration of the Novell 3.11 LAN used for customer billing and database.
Symantec/Peter Norton Group - Santa Monica, CA 2/92 6/92
Virus Signature Analyst - Worked in Norton AntiVirus Lab analyzing computer
viruses and writing scripts for detection and repair. Required complete
understanding of PC Boot routines, BIOS and DOS interrupts, TSRs and program
execution under DEBUG conditions. Completed release of Norton AntiVirus version
2.50.
Digital Brothers - Costa Mesa CA 10/89 2/92
Maintenance Technician - Provided equipment maintenance, troubleshooting and
upgrades on servers/workstations, including component-level diagnoses and repair
of digital audio equipment. Built LAN including design and procurement of all
hardware and software for Novell 386 v3.11. System supervisor for the LAN.
Firmware design for DAT CRC error checker using Intels 8051 micro controller,
and implementing the use of a V25 micro controller for serial link.
Keyboard Technologies, Inc. - Van Nuys, CA 4/86 4/89
Programmer/Analyst - Developed software concepts for MIDI implementation in a
prototype electronic keyboard with "real" acoustic grand action. Major
responsibilities included creating synthesizer "sounds" utilized in
demonstration of prototype keyboard. Completed projects include sound synthesis
programming and demonstration of GZ1000 MIDI controller keyboard as well as
debug of firmware used in production models.
Santo Guitars - Costa Mesa, CA
6/75 - 3/88
Guitar Repair - 11 years apprenticeship and 2 years as partners with
guitar maker David Santo. Learned
all aspects of guitar repair and building as well as store management skills.
Professional references available upon request |
