Technical Lead - Network Solutions Design

COLT Technology Services India Pvt Ltd; Bengaluru; Hybrid; INR 1,800,000 - 2,400,000; Full time

Benefits offered by this job

Flexible hours

Work from home option

Mentors and buddies

Development opportunities

Global Family Leave Policy

Employee Assistance Program

Inclusion networks

Job summary

Colt Technology Services India Pvt Ltd in Bengaluru seeks a Senior Network Solution Designer with 5–6 years of experience to design and deliver enterprise network solutions, including SD-WAN, MPLS, Internet and VPN technologies. You will translate customer requirements into scalable, resilient designs and create HLDs/LLDs, diagrams, and documentation.

You will collaborate with Sales, Architecture, Product, Delivery and Operations, conduct feasibility assessments, and support implementation and

Qualifications

• Experience designing and delivering enterprise network solutions.
• Strong hands-on understanding of routing, switching, QoS and VPN technologies.
• Ability to translate customer requirements into scalable, resilient designs.
• Experience creating HLDs, LLDs, network diagrams and technical documentation.

Responsibilities

• Design and develop robust SD-WAN, MPLS, Internet, and WAN solutions aligned with customer business and technical requirements.
• Prepare and maintain High-Level Designs (HLDs), Low-Level Designs (LLDs), network diagrams, and technical documentation.
• Design and validate solutions involving routing protocols such as BGP, OSPF, and EIGRP, along with MPLS VPNs, QoS, and security technologies.
• Conduct proof-of-concept validations for new services and customer-specific requirements.
• Provide technical expertise during customer workshops, design discussions, and solution presentations.
• Perform risk, impact, capacity, and resiliency assessments to ensure designs meet performance and availability requirements.
• Support troubleshooting and resolution of complex design-related issues during implementation and service activation phases.
• Drive continuous improvement through design standardization, process optimization, and adoption of emerging technologies such as SD-WAN, IPv6, and cloud connectivity solutions.

Skills

SD-WAN

MPLS

Internet

IPVPN

WAN

routing

switching

QoS

VPN technologies

Job description

Why we need this role

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.

#LI-DNI

What you will do

Design and develop robust SD-WAN, MPLS, Internet, and WAN solutions aligned with customer business and technical requirements.

Prepare and maintain High-Level Designs (HLDs), Low-Level Designs (LLDs), network diagrams, and technical documentation.

Design and validate solutions involving routing protocols such as BGP, OSPF, and EIGRP, along with MPLS VPNs, QoS, and security technologies.

Conduct proof-of-concept validations for new services and customer-specific requirements.

Provide technical expertise during customer workshops, design discussions, and solution presentations.

Perform risk, impact, capacity, and resiliency assessments to ensure designs meet performance and availability requirements.

Support troubleshooting and resolution of complex design-related issues during implementation and service activation phases.

Drive continuous improvement through design standardization, process optimization, and adoption of emerging technologies such as SD-WAN, IPv6, and cloud connectivity solutions.

What we’re looking for

Network Solution Designer with 5–6 years of experience in designing and delivering enterprise network solutions.

Strong hands-on understanding of SD-WAN, MPLS, Internet, IPVPN, WAN, routing, switching, QoS, and VPN technologies.

Experience in analysing customer requirements and translating them into scalable, resilient, and cost-effective network designs.

Good exposure to technical feasibility assessments, solution reviews, capacity checks, and design validations.

Ability to work with cross-functional teams including Sales, Architecture, Product, Delivery, and Operations.

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.

Most recently we have:

• Signed the UN Women Empowerment Principles which guide our Gender Action Plan
• Trained 60 (and growing) Colties to be Mental Health First Aiders

Please speak with a member of our recruitment team if you require adjustments to our recruitment process to support you.

For more information about our Inclusion and Diversity agenda, visit our DEI pages.

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