Technical Consultant - Core Network Infrastructure

Technical Consultant - Core Network

About the Opportunity

Job Type: PermanentApplication Deadline: 31 July 2026

Job Description

                                                                                                

Title                 Technical Consultant – Core Network

Department      Technology Infrastructure Services (TIS) Enterprise Network Services (ENS)

Location          India

Reports To       Core Network Service Manager

Level                Senior Technical Manager

About your team

ENS operate in EMEA, India, APAC, and NA. The team deliver and support network, voice, security, and application service infrastructure for in house data centres, extranet (B2B), market data, as well provide services for integration into cloud providers including MSFT O365, Azure, AWS, Oracle, Zscaler, and a number of smaller SaaS and PaaS provisions.

About your role

The role is part of the ENS Technical Delivery function responsible for engineering support, implementation, and operational stability of the global network infrastructure.

You will work as a technical delivery engineer supporting:

• Infrastructure projects driven by business initiatives
• ENS roadmap projects, including upgrades, new deployments, and platform enhancements
• Operational maintenance of network environments across EMEA, India, APAC & NA.

This role provides strong exposure to enterprise‑scale networking, opportunities to work with modern technologies, and collaboration with global cross‑functional teams.

About you

You are passionate about network technology, problem‑solving, and delivering high‑quality engineering outcomes in a global environment. You can work independently as well as collaboratively with diverse regional teams.

Essential Skills (7–12 Years Experience)

Core Networking

• Strong knowledge of network routing protocols – OSPF, BGP, and IP routing
• Good understanding of Layer 2 technologies – VLANs, STP, Port‑Channel, Fabric
• Hands‑on experience with Cisco switches, routers, and Nexus platforms
• Practical experience with Cisco ACI (fabric concepts, tenants, bridge-domains, EPGs, policies)

SD-WAN

• Knowledge of Aruba (SilverPeak) SD‑WAN, or equivalent SD‑WAN technologies
  (architecture, overlays, tunnels, policies, monitoring)

Others

• Ability to collaborate with cross‑regional engineering and operations teams
• Strong documentation, communication, and procedural discipline
• Experience participating in change management, incident handling, and problem resolution
• Ability to support both project work and BAU operations in a hybrid model

Good To Have Skills

Firewalls & Security

• Exposure to firewalls such as:
  • Palo Alto
  • Check Point
  • Juniper SRX
  • Cisco ASA

Cloud Security / Proxy

• Basic understanding of Zscaler ZIA/ZPA, web proxies, tunneling, traffic steering

Protocols & Tooling

• Knowledge of IPSec, GRE tunnels
• AAA services: RADIUS, TACACS+
• Logging systems: SYSLOG ingestion, forwarding, analysis

Feel rewarded

For starters, we’ll offer you a comprehensive benefits package. We’ll value your wellbeing and support your development. And we’ll be as flexible as we can about where and when you work – finding a balance that works for all of us. It’s all part of our commitment to making you feel motivated by the work you do and happy to be part of our team. For more about our work, our approach to dynamic working and how you could build your future here, visit careers.fidelityinternational.com.

For more about our work, our approach to dynamic working and how you could build your future here, visit careers.fidelityinternational.com.

Experience Level

Senior Level