Domain Support Specialist-IP

Ericsson; Dadri; On-site; INR 800,000 - 1,600,000; Full time

Job summary

Ericsson India Noida is seeking an IP network engineer to monitor and troubleshoot alarm analysis, ITSM queues, and incident resolution. You will work on routers, switches, firewalls, load balancers and security gateways, ensuring rapid restoration and high service availability.

The role requires strong knowledge of OSPF/ISIS/BGP/MPLS, Cisco gear, and collaboration with field teams toResolve outages while maintaining MTTR and SLA commitments.

Qualifications

• Strong knowledge of IP networking protocols (OSPF, ISIS, BGP, MPLS, LDP, RSVP, TE, L2VPN/L3VPN).
• Experience with CISCO routers and switches; Spine-Leaf and Border-Leaf architectures.
• 2–5 years of relevant IP domain experience.

Responsibilities

• Actively supervising ITSM ticket queues to maintain MTTR.
• Identify root cause of P0/P1/P2/P3/P4 incidents and recommend resolutions.
• First point of contact for alarm/event/KPI related issues.
• Close collaboration with Field Team for hardware failures and node reachability.
• Ensure timely restoration of services and maintain SLA.
• Proactively detect possible failures to avoid incidents.
• Node health checks and backups; trouble-shoot deviations.
• Share MIR & CSR details with respective teams.
• End to End Network understanding.
• 3PP/OEM handling, problem management support, data analytics, customer governance handling.

Skills

IP Networking Protocols

Communication skills

Troubleshooting

Root Cause Analysis

Incident management

Job description

Join our Team

About This OpportunityThis Role is responsible for Alarm analysis, Operation-maintenance, trouble-shooting & Change Request Implementation on IP nodes (like Routers ,switches ,firewalls, load balancers and security gateways etc). Also responsible for Trouble Ticket analysis and resolution of trouble tickets raised. Fault management on all routers and switches equipment and follow up with support in case of raised cases.

About This Opportunity

This Role is responsible for Alarm analysis, Operation-maintenance, trouble-shooting & Change Request Implementation on IP nodes (like Routers ,switches ,firewalls, load balancers and security gateways etc). Also responsible for Trouble Ticket analysis and resolution of trouble tickets raised. Fault management on all routers and switches equipment and follow up with support in case of raised cases.

What You Will Do

• Actively Supervising of ITSM Ticket queues to maintain MTTR.
• Analytical skills like logical thinking, Problem solving & handling assignments are mandatory.
• Identify root cause of P0/P1/P2/P3/P4 Incidents and recommend appropriate resolution action and other events that Customer identify as requiring Root Cause Analysis (RCA).
• First point of contact for support of any alarm/event/KPI related issues.
• Close Collaboration with Field Team for all field activities (Hardware failures, Node unreachable etc.).
• Ensure timely restoration of Services maintain MTTR for good customer experience & high Service availability to maintain Service Level Agreement (SLA).
• Proactive involvement to detect possible failures to ensure incident restoration/avoidance whenever engagement by Incident Manager or MS Automated Service Function.
• Node health checks and backups & trouble-shoot the deviation identified.
• Sharing details for MIR & CSR to respective teams.
• End to End Network Understanding.
• 3PP/OEM handling, Problem management support, Data Analytics, Customer Governance Handling.

You will bring

• Good knowledge in IP Networking Protocols like OSPF, ISIS, BGP, BGP-LU, MPLS, Inter-AS, LDP, RSVP, TE, L2VPN, L3VPN, BFD, Segment Routing.
• Understanding of Switching VLAN, STP, RSTP, MSTP, VRRP, HSRP.
• IP Security protocols- IPSEC, GRE, VPN, CGNat.
• CISCO, Spine-leaf Architecture, Border-Leaf Architecture, VX-LAN.
• Telecom knowledge (2G, 3G, 4G, 5G Service Flow & Interfaces).
• Product/Vendor knowledge on CISCO (mandatory) & Ericsson is preferable.
• Good Communication & trouble-shooting skills.
• 2-5 years of relevant in IP Domain
• Working knowledge of below mentioned IP products and vendors –
• CISCO Routers
• Cisco Switches

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.

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.

Primary country and city:

India (IN) || Noida