Deliver IMS and 5G Core projects for telecom customers, leading network planning, design, deployment, performance management, optimization, upgrades, troubleshooting, capacity audits, KPI analysis, and parameter tuning. The role supports RFPs, bill of quantities, ordering, customer governance, and technical discussions. It requires expertise across Ericsson IMS, fixed voice, cloud core, and 5G Core environments, along with team leadership, automation awareness, and strong communication.
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About this opportunity
Looking an experienced IMS / 5G Core Specialist with deep expertise in Ericsson IMS platforms (SBG, CSCF, MTAS, BGF) and 5G Core technologies (PCC and PCG). The ideal candidate will have strong experience in network planning, design, deployment, and KPI-driven optimization within multi-vendor telecom environments.
What you will do
• Accountable for day-to-day delivery of the assigned project towards customer.
• Handle & Lead IMS & 5G Core Performance Management and Design Planning scope for large CSPs.
• Optimizing network as per customer subscriber base & Perform parameters tuning etc.
• Perform QoS , parameter , capacity audit as per customer requirement.
• KPI analysis and recommendation to improve customer satisfaction.
• Perform upgrade and new installation.
• Troubleshooting, Analysis, Impact Report and Customer Handling
• Support in RFP discussion, BoQ finalization , Ordering etc.
• Leading 5G Core, IMS & Cloud Core in Customer calls & governances.
The skills you bring
• Strong IMS & Voice network experience. With hands-on skills in tracing
• Strong skills on Architecture and Interfaces for Ericsson Core network elements IMS, Fixed Voice, MSC, MGW, BC, HSS, CUDB, STP, DSC etc.
• Subject matter expertise on operator network (IMS, Fixed Voice, Cloud core, CUDB) and understanding.
• Strong Technical Knowledge on IMS and 5GCore Network and idea of E2E network. IMS Core Nodes (SBG, CSCF, TAS etc), MME, AMF, PCC, SGW, PGW, SMF, UPF, PCG, DNS,SMSC,MIO, and NFVi .
• Candidate should have strong troubleshooting skills on IMS / CS Core network. • Should have team handling experience.
• Experience in 5GC, cloud is added advantage
• A detailed knowledge of Ericsson's existing and future product/services portfolio, roadmap information and system integration practices
• Skillful application of management information systems to the unit SDU Optimize.
• Need to know the automation concepts.
• Good Communication skills.
"All academic credentials must be from recognized and accredited institutions and are further subject to verification."
Why 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) || Chennai
Req ID: 791002
About this opportunity
Looking an experienced IMS / 5G Core Specialist with deep expertise in Ericsson IMS platforms (SBG, CSCF, MTAS, BGF) and 5G Core technologies (PCC and PCG). The ideal candidate will have strong experience in network planning, design, deployment, and KPI-driven optimization within multi-vendor telecom environments.
What you will do
• Accountable for day-to-day delivery of the assigned project towards customer.
• Handle & Lead IMS & 5G Core Performance Management and Design Planning scope for large CSPs.
• Optimizing network as per customer subscriber base & Perform parameters tuning etc.
• Perform QoS , parameter , capacity audit as per customer requirement.
• KPI analysis and recommendation to improve customer satisfaction.
• Perform upgrade and new installation.
• Troubleshooting, Analysis, Impact Report and Customer Handling
• Support in RFP discussion, BoQ finalization , Ordering etc.
• Leading 5G Core, IMS & Cloud Core in Customer calls & governances.
The skills you bring
• Strong IMS & Voice network experience. With hands-on skills in tracing
• Strong skills on Architecture and Interfaces for Ericsson Core network elements IMS, Fixed Voice, MSC, MGW, BC, HSS, CUDB, STP, DSC etc.
• Subject matter expertise on operator network (IMS, Fixed Voice, Cloud core, CUDB) and understanding.
• Strong Technical Knowledge on IMS and 5GCore Network and idea of E2E network. IMS Core Nodes (SBG, CSCF, TAS etc), MME, AMF, PCC, SGW, PGW, SMF, UPF, PCG, DNS,SMSC,MIO, and NFVi .
• Candidate should have strong troubleshooting skills on IMS / CS Core network. • Should have team handling experience.
• Experience in 5GC, cloud is added advantage
• A detailed knowledge of Ericsson's existing and future product/services portfolio, roadmap information and system integration practices
• Skillful application of management information systems to the unit SDU Optimize.
• Need to know the automation concepts.
• Good Communication skills.
"All academic credentials must be from recognized and accredited institutions and are further subject to verification."
Why 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) || Chennai
Req ID: 791002
Ericsson Kolkata, West Bengal, IND Office
Ericsson Kolkata Hub Office
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