LAN/WAN w/ either CISCO or NORTEL routers and switches.
-----This is a Server 03 Environment-----
MS Win Server 2003 Proficiency
MS Win XP Professional Proficiency
Scripting for Server/XP
License managment and Security Updates
Administering Lotus server or Exchange Server(MAIL)
Infrastructure Security (i.e. Authentication Matrix, Secedit, etc.)
Applying Group Policy Objects
Unless they have security personnel, you have to administer anti-virus and anti-spyware security... Not AVG, this is not allowed in an Enterprise environment, read the EULA.
Managing PC Deployment.
Hardware/Software Inventory
If you can't prepare your own resume, sorry, you really should be in the job position. You're supposed to know what aspects of the Network Admin. prosition you're familiar with.
Lets see... there's more
Proper Backup Protocol for future audits on IT
Proper Cabling standards and make sure they follow NEC.
You also are in charge of monitoring the bandwidth of the WAN to make recommendations if the bandwidth isn't enough over time with growth. You also need to plan for growth as far as space with switches and routers. You also will be in control of making sure the Firewall is configured for Optimize protection on the network.