1. Installing and configuring software applications and systems2. Troubleshooting and resolving software issues and errors related to message delivery, message routing, Customer rate, check the EDR, PCAP trace ( wire shark )3. Communicating with customers via phone, email, chat, or remote access4. Escalating complex issues to the software development team or senior engineers

1. Installation and configuration of VOIP servers (asterisk, freeswitch, a2billing, astpp, FreePBX).2. Adding Disk and Creating new LVM partition (pvcreate, vgcreate, lvcreate)3. Guiding the new clients about how to create the campaigns, how to add buyers and targets in Wow Pbx.

1. Centos installation and Configuration.2. Managing disk and creating a standard partition and extending disk using LVM3. File System management (apply permission, access Maintaining file permissions) and manage users account and group .4. Sharing files using protocols like FTP, SCP, rsync .

1. Reviewing, analyzing and reporting on quality discrepancies related to assembly, process lines and share the audit improvement points to the site.2. Check the process line and maintain the product return rate .3. Work on projects like wireless planning and coordination wing(WPC) and Bureau of Energy Efficiency(BEE) for getting the product certificate.

1. Describe and sale the new project to the new and existing customers2. Coordinate and handle the existing customer