Fault Management L2 Engineer

Nokia; Chengalpattu; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Nokia is seeking a 5G SA Core-Ericsson EPC Specialist to lead fault management and configuration of 5G core networks. You will collaborate with project teams, oversee design reviews, and drive network integration while addressing customer issues.

You will apply expertise in Ericsson Packet Core, cloud-native architecture, and E2E call flows to guide complex configurations and improvements, coordinate with stakeholders, and help deliver innovative 5G solutions.

Qualifications

• Bachelor's or master's degree in a related field.
• 5–8 years of Ericsson Packet Core experience with 5G Core (AMF/SMF/UPF) and LTE nodes (MME/SGW/PGW).
• Hands-on experience with end-to-end call flows for 5G, LTE, and VoLTE.
• Proficiency in Cloud Native Architecture, Kubernetes and Containers.

Responsibilities

• Fault management and configuration of 5G SA Core Network.
• Coordinate with Project teams for HLD/LLD/Design reviews.
• Coordinate network integration activities with project teams.
• Handle trouble tickets/CRs within SLA.
• Manage customer issues ensuring end-to-end services are maintained.
• Prepare implementation and verification of Node/System configurations.
• Coordinate with care team to analyze RCAs.
• Guide team members through complex configuration changes.
• Track tool-related issues and escalate per matrix.
• Attend governance calls with region and internal teams; implement customer feedback.

Skills

Ericsson Packet Core

5G Core

E2E Call Flows

Cloud Native Architecture

Kubernetes

Containers

Network Configuration

Troubleshooting

Cross-functional Collaboration

Design Reviews

Education

Bachelor's degree

Master's degree

Job description

Job Description

As a 5G SA Core-Ericsson EPC Specialist at Nokia, you will play a critical role in fault management and configuration of 5G SA Core networks. Collaborating closely with project teams, you will oversee design reviews and network integration activities while troubleshooting and handling customer issues. Your technical expertise in Ericsson Packet Core, cloud-native architecture, and E2E call flows will guide the team through complex configurations and improvements. By analysing feedback and coordinating with various stakeholders, you will help maintain optimal service quality and contribute to the advancement of innovative 5G solutions.

Job Description

As a 5G SA Core-Ericsson EPC Specialist at Nokia, you will play a critical role in fault management and configuration of 5G SA Core networks. Collaborating closely with project teams, you will oversee design reviews and network integration activities while troubleshooting and handling customer issues. Your technical expertise in Ericsson Packet Core, cloud-native architecture, and E2E call flows will guide the team through complex configurations and improvements. By analysing feedback and coordinating with various stakeholders, you will help maintain optimal service quality and contribute to the advancement of innovative 5G solutions.

How You Will Contribute And What You Will Learn

• Fault management/configuration of 5G SA Core Network.
• Coordination with Project teams for HLD/LLD/TOL/Design reviews
• Hand in Hand coordination with project for network integration activities
• Handle the Trouble ticket/CR within SLA
• Customer Issue handling and ensuring the end customer services are maintained
• MOP/WI preparation for the activities and new learnings
• Prepare, implement and verify the configuration and integration of a Node / System
• Coordinating with care team for finding and analysing the RCAs
• Guiding team members to execute complex & critical configuration changes
• Tracking of issues related to tools and timely escalation as per pre-defined matrix
• Attending governance call with region and internal teams. Also responsible for analysing and implementation of feedback from customers.

Key Skills And Experience

Must-Have:

• Require a bachelor's or master's degree in a related field
• Typically, a minimum of 5 to 8 years experience in the Ericsson Packet Core Domain, specifically with 5G Core Nodes (AMF, SMF, UPF, NRF) and LTE Nodes (MME, SGW/PGW).
• Hands-on experience with E2E call flows for 5G, LTE, and volte systems
• Strong understanding of LTE and 5G EPC/5G Core Architecture Interfaces and Protocols
• Proficiency in Cloud Native Architecture, including Microservices, Kubernetes, and Containers
• Ability to prepare, implement, and verify configurations and integrations of network nodes

Nice-To-Have:

• Experience with IMS architecture and associated nodes
• Familiarity with Service-Based Architecture concepts and Network Slicing
• Knowledge of trouble ticketing systems and SLA management
• Experience in governance calls and feedback detailed with stakeholders
• Ability to guide team members through complex configuration changes

About Us

Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

Learn more about life at Nokia.

Our recruitment process

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role’s requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia.

About The Team

Some of our benefits:

• Flexible and hybrid working schemes
• A minimum of 90 days of Maternity and Paternity Leave, with the option to return to work within a year following the birth or adoption of a child (based on eligibility)
• Life insurance to all employees to provide peace of mind and financial security
• Well-being programs to support your mental and physical health
• Opportunities to join and receive support from Nokia Employee Resource Groups (NERGs)
• Employee Growth Solutions to support your personalized career & skills development
• Diverse pool of Coaches & Mentors to whom you have easy access
• A learning environment which promotes personal growth and professional development - for your role and beyond