Core Network Engineer

Infosys

2 - 5 years

Bengaluru

Posted: 29/06/2025

Job Description

Responsibilities

The main focus are: create low-level design based on the high-level design provided by Architecture, create migration/implementation plans and complete the planned worked (agreed between the different project teams) during the LG maintenance windows • Review and validate high-level design and migration plan • Build low-level design and detailed migration plan • Perform end-to-end testing of engineered solutions before deployed in live networks • Implement/deploy network solutions/services including network changes during nightly change windows and hand-over to Operations • Assist in capacity augmentation and network optimization deployments • Test and certify new network HW&SW and participate in POC with vendors • Diagnose and resolve network hardware, software, and other system problems • Suggest improvements to network performance, capacity and scalability Mentor team members and coaching new hires

Technical Requirements

In-depth understanding of networking protocols such as ISIS, OSPF, BGP, MPLS, VPNs, QoS, etc. • Network Planning, Design and Implementation experience in HLD and LLD • Throughout knowledge of IPv4/v6 migration techniques, policy languages • Solid understanding of Juniper routing and switching products and technologies • Experience in reverse engineering and problem solving • Strong overall understanding of the technologies and platforms specific to a large cable and telecommunications operator

Preferred Skills

Domain->Network->Network Security Protocols & Standards->MPLS
Domain->Telecom->Wireless LTE Core network technology & protocols
Technology->Network-Firewall_and_Media->Juniper-Firewall
Technology->Network->Juniper
Technology->Networking->Routing technologies->BGP
Technology->Cloud Security->GCP - Infrastructure Security->Google VPN

Additional Responsibilities

Strong experience in documenting, writing Low Level Designs, guidelines • Experience in route reflectors • Experience in service provider network • Excellent communicator! • Phenomenal teammate but equally Independent, confident and with a delivery focused mind-set.

Educational Requirements

Bachelor of Engineering,Bachelor Of Technology,Bachelor Of Comp. Applications,Bachelor Of Science,Master Of Engineering,Master Of Technology,Master Of Science,Master Of Comp. Applications

About Company

Infosys is a global leader in next-generation digital services and consulting, headquartered in Bangalore, India. Founded in 1981, the company provides IT services, business consulting, and outsourcing solutions to clients across more than 50 countries. Infosys is known for its strong emphasis on innovation, enterprise transformation, and sustainability, and has been instrumental in driving large-scale digital transformation for some of the world’s leading organizations. With a robust portfolio that spans cloud computing, artificial intelligence, cybersecurity, and enterprise solutions, Infosys continues to be a trusted technology partner for businesses navigating the digital age.

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