CHENNAI · FULLTIME
Support Engineer - Core Network

Ericsson
Chennai · onsite · Posted 13d ago
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Section · 01
About this role
About the Opportunity:
We are seeking a skilled Senior Support Engineer in the domain of 4G/5G IMS Domain to provide support to network function monitoring, customer reported problems according to established processes and contracted SLA. With experience more operational and technical issue handling for dedicated customers, solutions or domains becomes part of the work. The individual may also be involved in project delivery as part of the job role which will involve system integration, testing and upgrades.
What you will do:
- Act as the main support interface for the Customer across IMS domain for monitoring and maintaining IMS Nodes
- Provide support and lead team for incident, problem, and change management activities, support monitoring during cloud infra upgrades and baby sit post IMS nodes upgrades.
- Collaborate with global competence domain teams and be the interface towards customer.
- Ensure high availability, resiliency, and performance optimization of deployed solutions
- Participate in 24x7 emergency support if necessary
- Education: Bachelor's (Btech or equivalent ) in engineering field.
- Domain Experience: 5 yrs of experience, Background in IT or Telecom operations; interest in cloud networks and 4G/5G infrastructure within production support contexts. IMS (VoLTE/VoWiFi) installation, integration and troubleshooting.
- Additional competence in 4G EPC (MME, SGW, PGW), 5G Packet Core & UDM is good
- Strong expertise in Core Products and Cloud native based telecom architectures
- Good customer management and communication skills
- Understanding of 4G/5G call flows and 3GPP specifications.
- Troubleshooting experience of the issues faced by customer in live network.
- Knowledge on E-2-E call flows for VoLTE/VoNR/EPSFB procedures
- Working knowledge of Networking (TCP/IP) and Cloud/Container platforms (Docker/K8s) from an operations perspective.
- Experience with Ericsson CEE,CCD/CNIS platform is desirable.
- Operational Mindset: Solid troubleshooting methodology, incident prioritization, and RCA documentation; comfort with on‑call emergency rotation.
- Soft Skills: Strong communication in English, proactive team player, customer‑focused, and committed to quality and reliability.
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Section · 02
Skills
Section · Company
About Ericsson

Ericsson
Telecom
22.3k+
employees
1876
150 years old
Stockholm, Sweden
Sweden
About
Why join Ericsson?
At Ericsson, youll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of whats possible. To build solutions never seen before to some of the worlds toughest problems. Youll be challenged, but you wont be alone. Youll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we nurture 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 and Affirmative Action employer, learn more.
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