PS Core & CS Core Engineer

Company Description

NISCOM is a rapidly growing telecom company specializing in end-to-end telecom network services and turnkey infrastructure projects. With over 5,000 completed deployments, NISCOM has extensive domain expertise working with major telecom vendors such as Ericsson, Alcatel Lucent, Nokia Siemens, Huawei, and more. The company has now diversified into IT services with the introduction of its flagship product, EMBASSY, an Employee Background and Asset Tracking System. NISCOM's integrated approach combines software development, client support, and consulting to deliver intelligent networking, security, and application services that optimize organizational efficiency and productivity.

Role Description

This is a full-time, on-site role based in Chennai for a PS Core & CS Core Engineer. The engineer will be responsible for operations, troubleshooting, and optimizing network performance for Packet-Switched and Circuit-Switched cores. Daily tasks include configuring, monitoring, and maintaining telecom infrastructure to ensure efficient and uninterrupted network operations. Collaboration with cross-functional teams and ensuring compliance with performance and security standards will be key aspects of the role.

Qualifications

• Strong knowledge of PS Core (SGSN, GGSN, EPC) and CS Core (MSC, HLR, VLR)
• Experience in network configuration, integration, and optimization
• Hands-on troubleshooting and problem-solving skills for telecom networks
• Understanding of major vendor products such as Ericsson, Huawei, ZTE, or Nokia
• Experience with telecom protocols and standards (e.g., SS7, SIGTRAN, SIP, Diameter)
• Proficiency in performance monitoring tools and network analytics
• Bachelor's degree in Telecommunications, Electronics, Computer Science, or a related field
• Excellent communication and team collaboration abilities
• Certification in networking (such as CCNA or equivalents) is a plus