Join our Team

About This Opportunity
We are seeking a talented CS CORE Performance Engineer at the Engineer/Senior Engineer level to join our performance optimization team in Noida, India. Reporting to the Performance Manager, you will play a critical role in driving performance improvements within our managed services operations, particularly in telecom core network environments. This position requires a degree in Electronics and Telecommunication Engineering and offers the opportunity to work with cutting-edge telecom infrastructure.

What You Will Do
Execute performance improvement initiatives and delivery activities within well-defined system support guidelines and processes (MSTOP)
Design, configure, and troubleshoot core network elements from leading vendors (Ericsson, Nokia, Huawei) including MSC, GMSC, MGW, DRA, SBC, and RAN nodes
Analyze and optimize critical performance KPIs such as PSR, SCR, LUSR, CSFB, SRVCC, SMS MT/MO, ASR, TAU, and capacity metrics
Evaluate capacity requirements and provide recommendations for network optimization
Support VoLTE/IMS and VoWiFi configurations on MSS nodes
Lead technical discussions focused on performance enhancement and provide actionable recommendations
Ensure adherence to correct work methodologies to prevent network outages
Collaborate with NPI, project, and circle planning teams to align performance objectives

The Skills You Bring
4-8+ years of hands-on experience in telecom core networks, particularly 2G/VoWiFi domains
Proven expertise with core nodes and protocols (GSM, WCDMA, LTE, VoWiFi)
In-depth knowledge of at least 2 major vendors (Ericsson, Nokia, Huawei




Strong understanding of GSM/LTE fundamentals and 3GPP standards
Expertise in SS7, IP signaling, SIP, Diameter, TCP/UDP protocols, and SIGTRAN
Proficiency in call flow analysis and core network interface knowledge
Advanced capability in performance KPI analysis and service awareness
ICR configuration and troubleshooting experience

Why join EricssonAt Ericsson, you ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what s possible. To build solutions never seen before to some of the world s toughest problems. You ll be challenged, but you won t be alone. You ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

What happens once you apply Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, thats why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Prospect Employer. learn more.

Primary country and city: India (IN) || Noida

Req ID: 788237

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Engineer CS Core Performance Management (Noida)
🏢 Cradlepoint
📍 Noida