? Unix/Linux Administration (Installation and maintenance Red Hat and Linux Enterprise 3 Workstations and Servers, Updating security patches, Linux Firewall protection guidance through iptables, Mail and Web servers maintains) ? Experience in internetworking standards and protocols, such as TCP/IP, SMTP, SNMP, POP3, IMAP4, HTTP, FTP, SSL, SSH, DNS, DHCP etc. ? Installation and integration of VMware products into customer environments, including products such as vCenter, ESXi, Site Recovery Manager, vCenter Operations Manager, and VMware View ? Installation Linux kernel based virtualization infrastructure (KVM) ? Writing PL/SQL and T-SQL stored procedures and packages, user defined functions, triggers, and other database objects ? Data collection and representation using ElasticSearch, Logstash, Kibana (ELK) stack ? Experience with MPEG-2, MPEG-4 compression, Encoders, Receiver-Decoders, Transcoders, Multiplexers, Modulators, Demodulators and related Transport Stream Processing products and technologies ? Experience with multicast protocol IGMP V2 and V3 ? Experience in developing EPG/guide, DVR and VOD applications ? Experience with telecommunication standards and protocols, such as SS7, SMPP, TICAP, SCCP, GSM/UMTS Network Architecture and Principles, MAP, INAP, CAMEL, MTP Layers etc. ? Installation and configuration of Web (Apache, IIS) and App (Tomcat, Resin, GlassFish) Servers ? Expertise in Oracle 10g and 11g Databases, Data Warehousing, Database Backup & Recovery Strategies, experience with database design including table structure, data types, indexing, and permissions ? DBA experience with MySQL, Knowledge of MySQL Database Administration and Replication ? Solid working knowledge in deployment, configuration and troubleshooting JEE application servers, ? PHP, Perl/Shell, Ruby scripting