Fault Management L1 Engineer

NokiaNoida🇮🇳IndiaPosted 29 Sept 2026

Why This Role Stands Out

This hybrid role at Nokia offers a fantastic opportunity to deepen your expertise in core IMS network operations and troubleshooting, working with cutting-edge technologies and collaborating with a global team. You'll thrive here if you possess strong analytical skills, a passion for problem-solving, and experience with IMS, SBC, and Wireshark, enjoying a flexible work environment that supports your professional growth.

Quick Overview

Seniority

Mid Senior

Employment type

Full Time

Work mode

Hybrid

Location

Noida, India

Posted

1 week ago

DNS

Job Description

The Fault Management L1 Engineer 3 will be responsible for the operations and maintenance of our Core IMS Network, ensuring optimal performance and troubleshooting any issues that arise. This role requires end-to-end knowledge and coordination skills, as you will be handling call-related issues and collaborating with other teams for analysis and resolution. You will also be involved in customer complaint handling, trace capturing, and analysis, utilizing tools like Wireshark.

Perform O&M and optimization of core network technologies, including SBC, TAS, CFX, and Cloud.
Coordinate and collaborate with the IMS Network team, especially for SBC-related call issues, and work with the Hub location for TAS/CFX analysis.
Troubleshoot, monitor, and trace interfaces using Wireshark or internal system logs to identify and resolve issues.
Handle customer complaints, capture and analyze Wireshark traces, and provide timely solutions.
Ensure smooth operations and maintenance of the Core IMS Network, including router and NT HLR management.
Stay updated with 4G VOLTE and LTE network technologies, understanding call flows and protocols.
Coordinate with various teams, including Planning, Customer Care, and Solutions, to ensure seamless operations.
Escalate and manage emergency situations effectively, following established protocols.
Maintain a strong understanding of interfaces and protocols such as SIP, DIAMETER, DNS, ISUP, MAP, and INAP.

Must Have:

Bachelor's degree with 6-10yrs of experience in SBC, TAS, CFX, Router, and NT HLR.
Strong knowledge of IMS Networks and SBC technologies, including troubleshooting call-related issues.
Proficiency in Wireshark for trace capture and protocol analysis.
Experience in 4G VoLTE and LTE network technologies, including call flows and signaling protocols.
Relevant telecom/networking certifications or a degree in Networking, Telecommunications, or a related field.

Nice-to-Have:

Prior experience in a similar telecom operations/support role.
Proactive, self-motivated mindset with a commitment to continuous learning and professional development.