Packet Network Engineering Specialist

COLT Technology Services India Pvt Ltd; Bengaluru; On-site; INR 4,000,000 - 7,000,000; Full time

Benefits offered by this job

Flexible hours

Work from home

Mentor program

Development opportunities

Global Family Leave Policy

Employee Assistance Program

Inclusion & diversity networks

Job summary

Colt Technology Services India Pvt Ltd is seeking a Specialist in Packet Network Engineering to provide technical leadership for global Internet backbone design, integration, and operation. You will work across architecture, operations and product engineering to drive high availability and scalable network services worldwide.

The role focuses on designing, testing and implementing carrier-grade IP/MPLS infrastructure, modernising backbone networks and enabling cross-vendor service integration.

Qualifications

• Proven experience designing and operating large Tier-1 Internet backbones.
• Strong knowledge of Internet routing architectures and aggregation.
• Expertise in IS-IS, OSPF, iBGP/eBGP, BGP communities and policy engineering.
• Hands-on with SR-MPLS, SRv6, EVPN and MPLS deployments.
• Experience with DDoS mitigation, DNS infrastructure and telemetry.

Responsibilities

• Design, implement and optimise large-scale Tier-1 Internet backbone.
• Lead engineering activities for backbone evolution and service migrations.
• Design Internet Transit/IX Peering, Cloud Connectivity and edge routing.
• Develop scalable routing solutions with SR-MPLS/SRv6 and EVPN.
• Engineer policies, capacity planning and backbone performance.
• Collaborate with cross-functional teams for network transformation.

Skills

Tier-1 Internet backbone design

IS-IS routing

BGP routing

SR-MPLS/SRv6

MPLS & EVPN

IP/MPLS architectures

Routing policy engineering

Capacity planning

Network optimisation

DDoS mitigation & DNS infra

Automation & IaC

Tools

Automation frameworks

Inc. IaC

Job description

Specialist, Packet Network Engineering Colt provides network, voice and data centre services to thousands of businesses around the world, allowing them to focus on delivering their business goals instead of the underlying infrastructure.

Job ID:36795 Job Level:S2 Core Job Location: Gurugram / Bangalore Function: Chief Operations Office (COO) Employment Type: Full time Working pattern: Hybrid

Why we need this role

The primary purpose of this role is to provide technical leadership for the engineering, evolution and operational excellence of Colt's global Internet backbone. The role is responsible for designing, integrating and optimising carrier-grade Internet and IP/MPLS infrastructure, supporting large-scale network transformation, backbone modernisation and service integration initiatives across a multi-vendor environment. Working closely with Architecture, Operations, Automation and Product Engineering teams, the role will drive routing innovation, Internet connectivity, service resilience and operational efficiency, ensuring Colt continues to deliver highly available, scalable and secure network services to its global customers.

What you will do

• Design, test, implement and optimise large-scale Tier-1 Internet and IP/MPLS backbone infrastructure supporting global carrier and enterprise services.
• Lead engineering activities for Internet backbone evolution, network integration, operational handover, service migration and strategic infrastructure transformation programmes.
• Design and optimise Internet Transit, Internet Exchange (IX) Peering, Private Peering, CDN Interconnects, Cloud Connectivity and Internet Edge routing architectures.
• Develop scalable routing solutions using IS-IS, BGP, Segment Routing (SR-MPLS/SRv6), MPLS and EVPN technologies, ensuring high availability, fast convergence and operational resilience.
• Engineer routing policies, traffic engineering strategies, capacity planning and backbone optimisation to improve network performance and customer experience.
• Support carrier-grade network services including DDoS mitigation, DNS infrastructure, NetFlow/IPFIX visibility and network telemetry solutions.
• Develop and maintain engineering automation, production validation and infrastructure-as-code solutions using modern automation frameworks.
• Produce High-Level Designs (HLD), Low-Level Designs (LLD), engineering standards, migration plans, implementation procedures and operational documentation.
• Collaborate with cross-functional engineering, operations, security, product and vendor teams to deliver strategic network transformation initiatives.

What we’re looking for

• Proven experience designing, implementing and operating large-scale Tier-1 Service Provider Internet and IP/MPLS backbone networks.
• Strong knowledge and hands-on experience with Internet routing architectures, including Internet Transit, Tier-1/Tier-2 Peering, Internet Exchange (IX) Peering, CDN Interconnects, Cloud Connectivity, Internet Edge Routing, Routing Policy Engineering and Capacity Planning.
• Expert understanding of carrier-grade routing protocols including IS-IS (including Multi-Instance IS-IS), OSPF, iBGP/eBGP, Route Reflectors, BGP Communities, BGP-LU, BGP-LS and advanced routing policy frameworks.
• Strong knowledge and hands-on experience with Segment Routing technologies including SR-MPLS, SRv6, Prefix-SID, Adjacency-SID, TI-LFA, Remote LFA, Flex-Algo and Segment Routing Traffic Engineering.
• Proven experience designing, implementing and troubleshooting MPLS and EVPN services including L2VPN, L3VPN, EVPN-VPWS (Single-Homed and Multi-Homed) and EVPN-ELAN (Single-Homed and Multi-Homed).
• Excellent analytical, troubleshooting, communication and stakeholder management skills, with the ability to influence technical decisions across cross-functional engineering teams.

What we offer you

Looking to make a mark? At Colt, you’ll make a difference. Because around here, we empower people. We don’t tell you what to do. Instead, we employ people we trust, who come together across the globe to create intelligent solutions. Our global teams are full of ambitious, driven people, all working together towards one shared purpose: to put the power of the digital universe in the hands of our customers wherever, whenever and however they want.

We give our people the opportunity to inspire and lead teams, and work on projects that connect people, cities, businesses, and ideas. We want you to help us change the world, for the better.

Diversity and inclusion

Inclusion and valuing diversity of thought and experience are at the heart of our culture here at Colt. From day one, you’ll be encouraged to be yourself because we believe that’s what helps our people to thrive. We welcome people with diverse backgrounds and experiences, regardless of their gender identity or expression, sexual orientation, race, religion, disability, neurodiversity, age, marital status, pregnancy status, or place of birth.

Signed the UN Women Empowerment Principles which guide our Gender Action Plan.

Trained 60 (and growing) Colties to be Mental Health First Aiders.

Benefits

• Flexible working hours and the option to work from home.
• Extensive induction program with experienced mentors and buddies.
• Opportunities for further development and educational opportunities.
• Global Family Leave Policy.
• Employee Assistance Program.
• Internal inclusion & diversity employee networks.

A global network

When you join Colt you become part of our global network. We are proud of our colleagues and the stories and experience they bring – take a look at 'Our People' site including our Empowered Women in Tech.

Experience Level

Senior Level