Join our Team:
About this opportunity:
- Ericsson is currently seeking a agile Specialist - CS Core, based in Noida, supporting Ericsson network architectures in a 24x7 environment. This is a hands-on, senior technical role owning configuration, troubleshooting, security compliance and operational integrity for CS Core and IMS network nodes. You will work closely with customers, third-party vendors and internal Ericsson teams to ensure stable live service delivery, drive continuous improvements to processes and procedures, and mentor peers to raise overall competence.
- What you will do:
- Take ownership of day-to-day administration and support of CS Core and IMS nodes (configuration, upgrades/patches, health checks, backups).
- Monitor, review and drive closure of Trouble Tickets (TT), Change Requests (CR) and Acceptance Tests (AT); escalate and coordinate when needed.
- Perform preventive and corrective maintenance; execute planned maintenance windows.
- Troubleshoot and perform root-cause analysis for incidents and outages; prepare outage reports and follow-up remediation.




- Ensure MSTOP and other workplace processes are followed; enforce password, security and audit policies.
- Participate in technical discussions to improve network performance and resilience; recommend and implement best-practice changes.
- Interface with customers, 3rd-party vendors and project teams to ensure smooth handovers and successful deliveries.
- Create and improve procedures, runbooks and routine documentation; support audits and compliance activities.
- Mentor and guide peers, share knowledge and promote a culture of continuous learning.

The skills you bring:
- B.E. / B.Tech. in Electronics & Communication (or equivalent).
- 6-9 years’ experience in the telecom industry, with demonstrated experience in CS Core and IMS domains. Experience with Ericsson networks preferred.
- Comfortable working in a 24x7 support environment and handling emergency incidents.
- Strong practical knowl

📌 Senior Engineer Core Technical Authority (Noida)
🏢 Ericsson
📍 Noida