Looking for network administration service

[dave at fluidhosting.com (dave at fluidhosting.com)]

Dear all,

We are looking for a network engineer to help us maintain our network.  
Devices used: Brocade RX4 router and Force10 switches.

Is there any company/individuals that can provide such service on a  
monthly retainer or project basis?

Thank you in advance.

Regards,
-dave