Specialist-VAS

## Join our Team About This Opportunity Join our network operations team as a VAS Operations Engineer, where you will play a critical role in ensuring the continuous availability and performance of Value-Added Services across a live mobile network environment. You will work within a skilled, multi-vendor operations team, managing and supporting a wide range of VAS platforms including messaging, charging, broadcast, and policy control systems. This is a technically demanding and rewarding role for an engineer who thrives in a fast-paced, 24/7 operations environment and takes pride in keeping mission-critical services running seamlessly for millions of subscribers. You Will Bring • Relevant years of hands-on experience as a System Engineer in a mobile network environment • Strong working knowledge of GSM (2G/3G/4G) network technologies and TCP/IP fundamentals • Solid understanding of signaling protocols — SS7, SIGTRAN, SCCP, SCTP, RADIUS, and Diameter • Practical experience with VAS platforms including SMSC, MMSC, MCA, PCRF, SMS Firewall, Prepaid Charging, Rating, and Broadcast systems • Proficiency in Linux OS (including Solaris), IP networking, and provisioning systems • Familiarity with call flows for Charging systems, SMS/MMS/MCA, SMS Firewall, and Broadcast services • Multi-vendor exposure across platforms such as Ericsson, Mavenir, Mobileum, Nokia, and HP • Awareness of ITIL processes including incident management, change management, problem management, and security management • Strong communication skills in written and spoken English; additional languages are an advantage • A proactive, self-motivated mindset with the ability to work under pressure, manage multiple tasks, and adapt to shifting priorities What Will You Do • Monitor, operate, and maintain VAS nodes to ensure maximum service availability across the network • Administer VAS and support systems including SMSC, MMSC, MCA, PCRF, Prepaid Charging, Rating, and Broadcast platforms • Handle alarm monitoring, first-level fault analysis, and escalation management • Perform preventive and corrective maintenance activities, including routine health checks and system backups • Troubleshoot and resolve hardware, software, and configuration issues, conducting Root Cause Analysis (RCA) where required • Manage and report on outages and emergency incidents in a timely and accurate manner • Conduct performance analysis and investigations to proactively identify and address service degradation • Coordinate and interface with customers, third-party vendors, and internal Ericsson departments for issue resolution and project handovers • Ensure smooth and quality service handover from project teams into live operations • Adhere strictly to ITIL processes across all operational activities • Work on a 24x7 shift rotation as per project requirements Key Qualifications • Education: BE / B.Tech, BCA, or MCA in a relevant engineering or technology discipline • Experience: Minimum 7+ years of hands-on experience in a large-scale technical operations environment with direct customer service exposure • Technical Skills: GSM/2G/3G/4G, SS7, SIGTRAN, TCP/IP, SCCP, SCTP, RADIUS, Diameter, Linux/Solaris OS, PCRF, SMSC, MMSC, MCA, SMS Firewall, Provisioning Systems • Vendor Knowledge: Demonstrated experience working across multi-vendor environments — Ericsson, Mavenir, Mobileum, Nokia, HP "All academic credentials must be from recognized and accredited institutions and are further subject to verification".