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Sr. Network Engineer - MPLS Core & Optics

Protonlogics IT Solutions

2 - 5 years

Gurugram

Posted: 26/02/2026

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Job Description

Sr. Network Engineer - MPLS Core & Optics

Location: Gurugram (Hybrid Role)

Fulltime Permanent Role


Exp. - 5+ Years


1.Core networking: IP/MPLS, Ethernet, FTTH, SDH, DWDM, OTN, ASON.

2.Routing protocols: RIP (v1/v2), IS-IS, OSPF, BFD, BGPv4, EIGRP, HSRP, VRRP, GRE, IPv6, redistribution.

3.Switching features: VTP, STP/MST/RSTP, trunking, VLANs, Layer 3 switching, EtherChannels.

4.Services and features: L1/L2 Ethernet circuits, ILL, P2P, L2VPN, L3VPN, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, HTTP

5.IP/MPLS core networks, Ethernet, FTTH, SDH, DWDM, OTN, ASON deployment/maintenance (core packet networks, ring migrations, service protection in NOC/transmission)

6.Nokia 7750/7250 series routers (configurations/migrations), Cisco ASR 903/920-I/920-O/9010, NCS 540/560/7609/3700/3300/3450; L2/L3 VPN, ILL/P2P/MPLS services.

7.Detailed understanding of IP/MPLS concepts, related technologies, and protocols

8.Experienced in configuring and/or designing Network Management Systems in carrier networks

9.Experience with carrier networking protocols (BGP/MPL,S/etc.), VPNs, QoS, Multicast, Security, etc.



Responsibilities:


1.Configure Nokia 7750/7250 routers for ISP traffic migrations from Huawei/Cisco/Juniper/ECI; prepare MOPs and execute it

2.Plan and execute IP/MPLS networks (access/aggregation/core over OFC/GIS) for 4G/5G deployments; integrate data centers with ISP equipment, power, and fiber; manage vendors and timelines.

3.Handle NOC fault management: test/provision/protect L1/L2 Ethernet/IP-MPLS circuits using BER testers; monitor/debug alarms; resolve issues within SLA at Customer site.

4.Provide pre-sales/client support: deliver ILL/L2VPN/L3VPN solutions; ensure end-to-end telecom data products delivery.

5.Manage vendor coordination and field teams for seamless network rollouts; interact with technical designers to optimize customer site solutions.

6.Conduct end-to-end testing of Ethernet circuits with BER meters and analyzers; generate test reports and coordinate protection paths for mobility/enterprise links.

7.Oversee data center commissioning including FDMS/ODF fiber management and DWDM connectivity at core/aggregation layers.

8.Produce customer project related technical process documentation and presentations.--

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