Operate and maintain IP network nodes (routers, switches, firewalls, load balancers), analyze alarms and trouble tickets, perform RCA for incidents, coordinate with field and OEM teams, implement change requests, ensure service restoration and SLA/MTTR targets, run node health checks, backups, and support problem management and customer governance.
Join our Team
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 by Customer / L2 Teams. Fault management on all routers and switches equipment and follow up with support in case of raised cases.
What you will do
You will bring
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.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.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. learn more.
Primary country and city: India (IN) || Noida
Req ID: 785716
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 by Customer / L2 Teams. 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.
- 5-10 years of relevant in IP Domain
- Working knowledge of below mentioned IP products and vendors -
- CISCO Routers
- Cisco Switches
- Juniper Routers
- Juniper CGNAT
- Juniper Switches
- RAD-ETX
- Huawei-CX Series
- Nokia/Alcatel-SAS Series
- Firewalls-Checkpoint & Fortinet
- Ericsson-BRAS
- F5-Load balancer
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.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.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. learn more.
Primary country and city: India (IN) || Noida
Req ID: 785716
Ericsson Kolkata, West Bengal, IND Office
Ericsson Kolkata Hub Office
Planned smart‑green New Town with wide roads, parks and malls, minutes from the airport and close to Salt Lake’s IT hub. Eco Park and business parks like Ecospace add leisure and convenience for families and professionals.
Similar Jobs at Ericsson
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
Operate and maintain IP network infrastructure, including routers, switches, firewalls, load balancers, and security gateways. Analyze alarms and incidents, resolve trouble tickets, perform root-cause analysis, implement change requests, conduct node health checks and backups, and coordinate with field teams, customers, OEMs, and support groups. The role focuses on restoring services, maintaining MTTR and SLA targets, preventing failures, and supporting problem management and customer governance across telecom networks.
Top Skills:
3G4G5GBfdBgpBgp-LuBorder-Leaf ArchitectureCgnatCheck PointCiscoEricssonF5 Load BalancerFortinetGreHsrpHuawei CxInter-AsIp NetworkingIpsecIs-IsItsmJuniperL2VpnL3VpnLdpMplsMstpNokia/Alcatel SasOspfRad-EtxRcaRstpRsvpSegment RoutingSlaSpine-Leaf ArchitectureStpTelecom 2GTraffic EngineeringVlanVpnVrrpVxlan
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
Manage and optimize enterprise NetApp and HPE storage infrastructure, including NAS, SAN, NFS, CIFS, Fibre Channel, and iSCSI environments. Monitor capacity, performance, health, and critical events; configure replication, snapshots, clones, LUNs, aggregates, volumes, and qtrees; perform upgrades, remediation, disaster recovery tests, and hardware troubleshooting. Provide Tier-3 ITIL support, capacity planning, technical assessments, infrastructure design, and project deployment support in a 24x7 operational environment.
Top Skills:
AiqumBrocade SwitchesCifs/SmbCisco SwitchesFibre ChannelHbaHpe 3Par/PrimeraHpe EvaHpe MsaHpe StoreonceIscsiNdmpNetappNfsOntapSanSnapdriveSnapmirrorSnaprestoreSnapvaultVirtualizationWindows
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
Designs, deploys, administers, and improves CyberArk Endpoint Privilege Management capabilities. Responsibilities include enforcing least privilege, application control, privilege elevation, JIT access, policy governance, incident resolution, root cause analysis, automation with PowerShell, and ITIL-based operational support. The role also provides L2/L3 endpoint security support, stakeholder collaboration, on-call coverage, and continuous improvements to endpoint security controls.
Top Skills:
Cyberark Endpoint Privilege Manager (Epm)Powershell
What you need to know about the Kolkata Tech Scene
When considering the industries shaping India's tech scene, gaming might not immediately come to mind. However, in the last decade, increased internet usage and greater access to mobile devices have catapulted the industry to new heights, with Kolkata-based companies like Virtualinfocom, Red Apple Technologies and Digitoonz, at the forefront, driving the design and animation of new gaming titles for players.
