Senior Engineer - Value Added Services

About this opportunity:

Responsible for day-to-day VAS operations and maintaining service availability for VAS nodes. Own alarm handling, hardware/software/configuration troubleshooting, node configurations for VAS domains, and emergency/outage response. Provide L2/L3 support, coordinate with vendors and global customers, and perform root-cause analysis across network, server, storage and application layers.

What you will do:

• Support PCRF, CGF, UPCC, SAPC, WAPGW, Video Optimization (vMSE), DPI, SMSC/MMSC, Voicemail, MSP and probe elements.

• Troubleshoot network (TCP/IP, Diameter, HTTP, SCTP, MAP, etc.), server (Linux, Solaris) and storage issues (HP blades, EMC, HDS, E9000).

• Administer and troubleshoot F5 load balancer, DNS and AAA services.

• Use shell and Python scripts to automate diagnostics and repeatable tasks.

• Coordinate with vendors and global customers; create incident reports and knowledge articles.

• Validate upgrades and configuration changes in lab and production; participate in 24/7 on-call rotations.

The skills you bring:

• OS: Linux, Solaris

• Strong TCP/IP and protocol knowledge (Diameter, HTTP, SCTP, MAP, TCP/UDP, DNS, SNMP)

• Practical experience with PCRF, UPCC, CGF, SAPC, WAPGW and DPI probes

• F5 load balancer operational knowledge