David D. Jacobson
1906 Apache Court, Greenwood, MO 64034 •  [Send email to request phone number] 92-5813 • [Send email using form
at bottom]

PROFESSIONAL QUALIFICATIONS
Client focused IT Professional with demonstrated ability to evaluate
technologies in a global way in order to establish key system infrastructures
that meet the present and future needs of an organization and its customers.  

•Proficiency in a variety of hardware and software environments.
•Proven expertise in finding quick solutions to complex technical issues.
•Ability to troubleshoot a variety of technology infrastructures both quickly
and efficiently. 
•Ability to assess vulnerability risks in a variety of essential environments.
•Ability to think outside the box when evaluating and implementing the
technology needs of an organization.
•Superior design and implementation of various software systems, customized to
client needs.
•Extensive work related experience that enhances the knowledge base of any
team.

CORE PROFICIENCY/SKILLS

Environments
•	Microsoft Windows Server (20 years)
•	MS-SQL Server (10 years)
•	Linux Operating Systems (20 years)
•	VMWare ESX 3.5 (3 years)
•	MS Exchange Server (10 years)
•	Terminal Server (5 years)

Hardware
•Firewalls (Software & Hardware) (17 years)
•Internet Switches and Routers (17 years)
•Dell, HP (10 years)
	
Programming
•ASP, .NET, JAVA Script, C++ and HTML (10 years)

Software
•MS Windows (20 years)
•MS SQL (10 years)
•MS Office (20 years)
•Visio Professional (12 years)

Other
•Technical Writing (5 years)

 
WORK EXPERIENCE

Network Systems Engineer 
Jan 1, 2006 – Present

Engineer for Business to Business (SAS70 Type ll, N+1 Redundancy Data Center),
Hosting (Co-located, Dedicated and Virtual), Maintenance & Software Updates,
Hardware Installation (Server setup and configuration, routers, internet
connectivity, monitoring and phone systems) and Troubleshooting during day to day
operations. 

Primary Responsibilities
•Install and Troubleshoot Microsoft Windows Server (2003 Std/Ent/DC, 2008
Std/Ent/DC)
•Install and Troubleshoot MS-SQL Server 2000, 2005 and 2008
•Install and Troubleshoot Linux Operating Systems (Debian Sarge/Etch/Lenny, SUSE
9/10, BSD, Slackware, RedHat, Ubuntu)
•Install and Troubleshoot VMWare ESX 3.5
•Install, Upgrade and Maintain Microsoft Hosted Messaging and Collaboration
Environment 
•Exchange 2007 Server
•CRM 4.0 Server
•Windows SharePoint Services 3.0 Servers
•Microsoft Office SharePoint Server 2007 Servers
•GreatPlains Servers
•Microsoft Provisioning Servers
•ExtendASP Control Panel Servers
•Black Berry Server
•Citrix XenApp Servers
•Windows 2008 Terminal Services (Gateway, Web App and Terminal Services)
•Research and implement Monitoring system for internal systems and customer
systems
•Maintain internal phone system and video surveillance system
•Maintain internal Customer Relationship Management, SQL Server 2003/2008 and
SharePoint Systems
•Responsible for training new employees on key systems
•Responsible for troubleshooting customer systems when problems arise
•Support field engineers when issues arise that they cannot resolve
•Install and Troubleshoot PIX 501, Cisco ASA 55xx, Watchguard, Sonic Wall
firewalls
•Install and Troubleshoot Dell, HP and IBM Servers
•Install and Troubleshoot Dell, HP, Foundry and Cisco Switches
•Install, Upgrade and Troubleshoot Email Systems
•Install, Upgrade and Troubleshoot Barracuda Spam Filtering Firewall
•Install, Upgrade and Troubleshoot Foundry and Barracuda Load Balancers
•Install, Upgrade and Troubleshoot Uplink Cisco Routers (T1, OC3, OC12, Gigaman,
BGP Routing)
•Install, Upgrade and Maintain DNS Servers for internal and customers use.
•Purchase and Install SSL Certificates for internal and customer systems

Selected Accomplishments

•Improved SLA’s by implementing a monitoring system to monitor hardware and
software failures.
•Reduced losses by 25% by being a team lead in implementing a Customer
Relationship Management system using CRM which allowed management to see where
the losses were occurring.
•Increased stability and reduced support calls by 75% for SaaS environment
•Reduced deployment time for SaaS services by 50%
•Increased uptime and reduced support calls by 75% for email hosting system
•Increased reliability of Control Panel for provisioning SaaS’ by identifying
and providing a resolution to identified security and provisioning issues.


Technical Administrator 
July 1, 2004 - December 31, 2005

Management of company Information Technology Infrastructure, both Hardware and
Software.  Technology training for employees and managers on various software
systems utilized by the organization.  

Primary Responsibilities
•Assess and implement current and ongoing technology needs of the company which
changed regularly
•Design, build and maintain internal IT infrastructure
•Design, build and maintain custom lead processing system for Mortgage Leads
•Maintain and upgrade various software systems
•Maintain firewall and website security for sensitive data
•Development of custom software for processing, tracking and routing Mortgage
Leads to multiple vendors based on various customized criteria
•Creation and maintenance of secure web-based forms for origination of new
mortgage leads

Selected Accomplishments

•Reduced overall operating expenses over 30% by creating a custom lead
processing system for company. This eliminated the need for costly leased
software systems that incurred monthly fees reducing company revenue.


Technical Director 
January 1, 1997 – June 30, 2004

Management of Web Programming Team, Managed internal IT infrastructure including
Web Servers and SQL Server, Wrote custom Web programming for internal and client
use

Primary Responsibilities
•Designed and maintained internal IT Infrastructure
•Designed and maintained custom web sites programming for customers
•Designed and maintained internal phone system
•Supported client and internal IT infrastructure needs

Selected Accomplishments
•Increased employee productivity by 20% while simultaneously enhancing customer
relationships.  Developed a Content Management System for customer websites that
allowed dynamic websites to be created that were easily maintained. 

EMPLOYERS

NetStandard, Inc.
Network Systems Engineer

American Lead Source 
Technical Administrator

Premium Web 		
Technical Director

REFERENCES
Available on request