· Call / SIP traffic load balance knowledge between multiple switches using OpenSIP or Kamilio with failover feature.
· Need to have good network knowledge including firewall, proxy and VPN setting.
· Need solid knowledge in CDR reconciliation between several gateway vendor writing bash/Perl script in Linux environment.
· Ability to prepare script to load rating in frequent change in ASTPP database.
· After launch monitor the platform like CPU, memory, disk usage writing script and send server health report to email daily.
· Able to write script (Perl, LUA etc.) to deploy new business logic in charging.
· Able to develop script or work around with call control.