Lee Krska

**** *. **** ****** ****

Suite *, PM *77

Chandler, AZ 85286

May 13, 2013 – Present

Aon-Hewitt (K-Force Staffing) Lincolnshire, IL

Systems Engineer (Contract Position)

• Primarily project-based work in Aon's Lincolnshire data centers. Planned and

implemented under change management the move of approximately 110 Servers with

external partners onto 6500 chassis and cleaned up dead connections. Installed 10 gig

connections across campus between access and distribution switches. Completed all

documentation related to server and switch relocation including project list of tasks,

configuration changes and diagrams of before and after network changes.

• Mapped out and created before and after network diagrams in Visio for Aon-Hewitt remote

sites undergoing network integration and circuit upgrades.

• Currently in the planning stages of migrating servers on 6500 chassis with end of life

hardware to Cisco Nexus 7Ks.

• Currently working with Extranet group and their partners to bring up circuits and replace

old hardware.

November 2012 – April 13, 2013

AT&T (Epitec Staffing), Hayward, CA

Network Architect (Contract Position)

• Design, document and implement network designs of servers, routers and switches in a

data center consisting of about 9700 devices.

• Analyze infrastructure requirements to produce solutions and cost estimates that meet

business needs. Install and configure Cisco routers and switches.

October 2002 – October 2012

Cisco Systems, San Jose, CA

Systems Administrator

• Provided network support for labs within engineering for approximately 3,000 people and

an estimated 70,000 ports.

• Member of a team of five people supporting multiple, dynamic engineering R & D lab

environments developing Cisco’s next-generation networking technologies.

• Provided desktop support for engineer test-bed PC's and Windows, Unix/Linux

workstations, Apple, and VMWare as well as intensive troubleshooting and design of

network infrastructure of routers and switches.

• Knowledgeable in use of Alteris. Completely re-architected all labs using the Cisco

standard (Core, distribution an/d access switches). We primarily used CatOS and IOS

with EIGRP as the routing protocol.

• Initiated planning for lab network maintenance updates and upgrades ensuring no

interruption of system operation during project team moves.

• Ordered, configured and installed equipment. Repaired, reconfigured and installed

workstations and servers for testbeds and infrastructure.

• Assumed leadership role during the coordination of network/system duties during lab

moves to new buildings, network upgrades and integration of internal groups and

acquisitions. Tasks included system configuration, systems troubleshooting and design,

high level problem analysis and tool design.

• Provided guidance for processes and procedures across environment. Responsibilities

included ownership of multiple systems and network infrastructures. Ensured systems

were managed per established service level agreements and team standards. Thorough

understanding of a wide range of Cisco product platforms, IOS versions and

CatOS.TCP/IP, subnetting, routing protocols, Ethernet, Fast Ethernet, Gigabit Ethernet

media.

• Thorough understanding of VLAN’s, VTP, Spanning Tree Protocol. Implemented and

monitored network security; debugging and troubleshooting routers and switches.

Thoroughly documented network layout using Visio.

STS international/Cisco Systems Contract Position, San Jose, CA

Network Administrator

Contract position at Cisco which included updating IOS and CatOS software and hardware on

existing infrastructure of the production network and a complete fleet upgrade. Worked in data

center under change management to replace Cisco hardware and software. Assisted server

engineers with layer 1, 2, and 3 connectivity. Helped to design and implement wireless

technologies throughout Cisco. Assisted users with wireless issues.

September 1995 – 2002

Duchossois Industries, Elmhurst, IL

Wan Specialist

Included break fix of computers and upgrading systems. Documented network and did a complete

upgrade from Token Ring to Ethernet. Installed and upgraded network equipment for a frame

relay network spanning the US as well as Germany. Interacted with both Sprint and AT&T to

resolve issues. Troubleshooted end-user work stations including CAD workstations.

Education

Columbia College Chicago 1990

Bachelor of Arts, Liberal Education

Multiple legacy CCNA certifications and though expired, actively pursuing current certification and

will obtain in very near future.

References Available Upon Request

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