Engineer Active Directory

DAVID T. HOFMANN

908-***-**** *********@*****.***

PROFILE

A Experienced Systems Engineer for a medium sized IT staffing/IT consulting

company who is highly organized and detail-oriented with recognized

abilities in managing key network systems and computer issue resolutions.

Proven success in enhancing Client Company's IT processes by optimizing and

streamlining all computer and network systems. Handles complex problems

with utmost efficiency and effectiveness. A self-starter with an

exceptional work ethic and the highest degree of integrity who works well

under pressure and with peers and leadership at all levels. Possesses

strong network, problem solving, and computer skills.

PROFESSIONAL EXPERIENCE

Theatre Communications Group, New York, NY 2012-

2013

Network Administrator

* Managed key network systems and provided computer issue resolution.

> Quoted out and purchased all software and hardware maintained,

configured, Imaged and setup 70+ company clients with varying

computer network software inventories and included the following

skills.

> Installed, maintained, configured Sonicwall SSL VPN's, Juniper LAN-to-

LAN VPN

> Setup DMZ and new Cisco switches and ran new cabling

> Setup and migrated storage server migrated 5 TB's Mac and PC data

> Maintained backups and security updates, policies, Symantec manager

antivirus and spam control with barracuda Email Gateway

> Migrated art department 5 Macs to Mountain Lion

Quick Copper Communications, Garwood, NJ 2000 - 2010

Senior Systems Engineer

* Managed key network systems and provided computer issue resolution.

> Installed, maintained, configured, loaded from scratch and setup 100+

company clients with varying computer network system inventories and

included the following skills.

> Installed, maintained, configured from scratch and setup road-warrior

VPN's, LAN-to-LAN VPN's and setup complete domain and secure

environments using routing with WINS, DNS and Active Directory

> Installed, maintained, configured from scratch and setup Imail email

hosting for 25+ domains and 1000+ users I migrated from Sendmail for

NT twice over the course of 7 year

> Setup websites in IIS under windows2003, NT4 for FrontPage and/or FTP

access. Also setup Apache, PERL and FTP

> Installed, maintained, configured, loaded from scratch and setup

complete Exchange 2000/2003/2007 servers and active directory for

multiple clients including setting up DNS and MX Record, setting up

and migrating some clients with up to 500+ users and setup outlook Web

access and external email access services at remote locations

> Installed, maintained, configured, loaded from scratch and setup

multiple business locations, for network connectivity and Internet

using Cisco 2800s, 1800s, 2600s, Catalyst 6300s, 675s, Netopia r7100s,

3100s, Efficient networks Smart switch routers, Cabletron ADSL

routers, Linksys Ethernet firewalls, wireless APs with Managed POE

Switches, Netscreen 100s, SSG5-140'S, 25s, 5gt IPSEC & Juniper SSL VPN

Appliances, NT/2000/2003/2008 servers, XP/vista/7 workstations and

printers

> Installed, maintained, configured, loaded from scratch and setup in

Vmware and MS Virtual Servers and Terminal servers in PDC, BDC, Active

Directory and Exchange 5.5 environments and loaded service packs.

Monitored them remotely, supported them, setup and configured RAID 1

or 5 (depending on the server's hardware configuration) for data

redundancy, and setup backup scripting-scheduling for automatic

backups

> Installed, maintained, configured, loaded from scratch and setup

TCP/IP network printers under xp/vista/7/NT/2000/2003/2008 Active

Directory and Domains for printer sharing through ldp or hp9100

printing; also lpt & usb printers for sharing

> Setup Linux and FreeBSD as DNS Servers, Samba Servers, DHCP Servers

and FTP Servers with web access for remote storage using CGI-Bin

application under Apache. I also hardened the security on the servers

and patched their software to minimize security issues

> Installed, maintained, configured, loaded from scratch and setup

juniper networks SSG and GT appliances for web filtering and anti-

virus

> Installed, maintained, configured, loaded from scratch and setup

offsite remote support and enterprise offsite backup solutions

> Liaison to many different vendors, for supporting clients' diverse

proprietary software packages, To save the clients vendor support fees

I learned to support the packages in-house instead of using the

vendor's expensive support contracts when possible

> Installed, maintained, configured, loaded from scratch and setup many

other exchange 2000, 2003 and 2007 exchange systems their domain

controllers and quoted, installed, loaded and recommended their

physical servers from scratch and developed strategies to add new

email filtering and email server systems to established email

environments and migrate all data

> Installed, maintained, configured, loaded from scratch and setup

customers on a Redback Networks SMS-1000 router for ATM T-1's, ADSL

and SDSL Internet and Frame Relay WAN connections

* Helped manage and support a major newspaper's 500+ client infrastructure

for 5+ years

> Upgrade exchange 5.5 / NT environment to 2003 Active directory

exchange 2003 and lead teams to migrate all client mailboxes and

desktops in XP environment

> Setup a Juniper SA1000 SSL VPN system for remote support client access

extranet web portal with links to key systems

> Setup and subsequently upgraded and replaced a Secure Computing

Mail/Spam firewall and web mail portal

> Setup and supported key financial applications used for bookkeeping

and finance management

> Upgraded and rolled out new ghosting system and process for cloning XP

machines

> Setup new core Gigabit Catalyst 6300 Switch and migrated all client

and server systems to it and 50+ floor and desktop Switches

> Upgraded Firewalls and underlying services to ssg140s and added

critical fire walling to key press management systems

> Setup Miscellaneous New File servers for 500+ Apple and MS users 2

redundant print servers for 100+ network printer environment

> Lead teams to resolve many emergency virus outbreak and network

hardware failure issues

> Helped with process and rollout of new computer hardware in 75+ user

newsroom and support of legacy applications and users during rollout

and subsequently

* Helped manage and support another major newspaper's 500+ client

infrastructure for 2+ years

> supported and fixed problems with a exchange 5.5 to 2000 upgrade in a

routed multiple satellite office environment with active directory and

multiple subnets.

> reconfigured new cisco switches for management and diagnosed network

connectivity issues with physical wiring and old switches

> Rolled out 100+ systems with a ghost image for deployment at remote

locations multiple times

Sage Inc, Summit, NJ 1999 - 2000

Network Engineer

Managed key network systems and provided computer issue resolution.

* Managed their network, including

> Installed, maintained and reconfigured 100/10 combined LAN and WAN

for TCP/IP, Sybase SQL Anywhere, file and print sharing, user accounts

and performance issues over WAN and LAN from one office location to

another

> Setup Netopia dual ISDN routers for WAN connectivity, and setup entire

network at satellite office.

> Setup, maintained, configured and diagnosed and fixed servers in PDC

and BDC environment Created and administered user accounts, set

permissions for files, diagnosed and fixed logon problems

> Setup and built BDC to eliminate performance problems with database,

logins and file and print sharing Reconfigured network topology to be

more efficient and faster

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