Engineer - CS Core Performance Management

Noida, IndiaPosted Jul 22, 2026
Skip to main contentJoin Talent NetworkSingle PositionWant to join our team?View All JobsEngineer CS Core Performance ManagementNoida,Uttar Pradesh,IndiaApply NowFind out how well you match with this jobUpload your resumeJob descriptionCompany and benefitsJob ID788237Join our Team About This OpportunityWe 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 objectivesThe 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 experienceWhy join Ericsson?At 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, that's 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 Opportunity Employer. learn more.Primary country and city: India (IN) || NoidaReq ID: 788237   Insights from previous hires Data Privacy AgreementI agree that my CV can be used to identify skills and experience for job matching and application, and the recruitment team may reach out for job opportunities purposes.I understand that my personal data will be processed in accordance with Ericsson’s Privacy and Cookie statement.CancelI Agree

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