About Excel » Careers

Careers photo

IP/VoIP Engineer (Dallas, TX)

Position Summary:

This position is responsible for supporting and maintaining the IP network after hours- 11:00 PM to 7:00 AM, Sunday through Thursday.

Primary Responsibilities:

  • Provide Tier 2 and 3 support for Excel's layer 2 and layer 3 networks
  • Monitor and maintain Juniper and Cisco routers
  • Monitor and maintain Cisco and Foundry switches
  • Troubleshoot and diagnose network routing and connectivity issues
  • Perform network modifications and implementations during Excel's normal maintenance windows, this includes but is not limited to modifications to IP layer routing (BGP/OSFP) or Ethernet layer 2 switching (VLAN/VRRP, etc). Loading of new OS's, etc.
  • Work with Excel's IP transport providers to bring up new links during maintenance windows and perform intrussive testing
  • Secondary Responsibilities
  • Monitor and maintain Acme Packet 4250 and 9200 SBCs and Transcoders
  • Support VoIP customer and carriers terminating and originating on the 4250s and 9200s and Veraz Networks platform
  • Peform and interpret Ethereal/Wireshark traces to diagnose connectivity/signaling issues
  • Peform maintenance windows requiring reboots and/or upgrades on the Acme 4250 and 9200 platforms

Apply: Email your cover letter & resume to .