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NTT DATA, Inc. · 2 weeks ago

Network Engineer L3

Virginia, United States of America

Full-time

Onsite

Senior Level

5+ years exp

NTT DATA, Inc. is renowned for its technical excellence and leading innovations, and they are seeking a seasoned Network Engineer L3. This role is responsible for designing, implementing, maintaining, and optimizing the company's network infrastructure to ensure efficient and secure communication.

Information Technology & Services

H1B Sponsor Likely

Responsibilities

Designs and plans network solutions, including LAN, WAN, data center, and cloud networks

Develops network architectures that meet the organization's current and future requirements

Configures, deploys, and manages network devices such as routers, switches, firewalls, load balancers, and wireless controllers

Implements and maintains network services and protocols

Implements and enforces network security measures, including firewalls, intrusion detection/prevention systems, access controls, and VPNs

Diagnoses and resolves complex network issues, utilizing advanced troubleshooting techniques and network monitoring tools

Analyzes network performance data to identify and address bottlenecks and irregularities

Optimizes network performance by analyzing traffic patterns, adjusting configurations, and implementing quality of service (QoS) measures

Creates and maintains comprehensive network documentation, including network diagrams, configurations, standard operating procedures, and incident reports

Collaborates with cross-functional teams, including systems administrators, security teams, application developers, and business stakeholders

Manages/participates in network-related projects, including network upgrades, migrations, and expansions

Develops project plans, define objectives, and ensure successful project execution

Stays updated with emerging networking technologies and industry trend

Works with vendors to evaluate, procure, and manage networking equipment, services, and support contracts

Utilizes network monitoring and analysis tools to proactively monitor network health, identify issues, and respond to incidents

Performs any other related task as required

Qualification

Network designNetwork securityNetwork protocolsNetwork monitoring toolsCloud networkingNetwork administration toolsProject managementAnalytical problem-solvingDocumentation skillsCommunication skills

Required

Seasoned understanding of networking concepts, protocols, architectures, and services

Seasoned proficiency in configuring and managing network devices such as routers, switches, firewalls, load balancers, and wireless controllers

Seasoned knowledge of network protocols and technologies such as BGP, OSPF, VLANs, VPNs, QoS, and security protocols

Seasoned experience with network monitoring and analysis tools

Strong documentation and communication skills to convey technical information effectively

Seasoned proficiency in network administration and configuration tools

Analytical problem-solving skills to diagnose and resolve complex network issues

Strong project management skills to lead and contribute to network projects

Seasoned familiarity with network security principles and best practices

Bachelor's degree or equivalent in Information Technology, Computer Science, or a related field

Seasoned relevant experience in network engineering or a related role

Seasoned experience working in a networking environment

Seasoned experience with network security

Seasoned WAN and LAN experience

Seasoned experience in wireless equipment, protocols, standards, and wireless LAN design

Seasoned experience with cloud networking (AWS, Azure, etc.)

Preferred

Network Administration certification (Azure, Google, Amazon)

Relevant certifications such as Cisco Certified Internetwork Expert (CCIE), Juniper Networks Certified Internet Expert (JNCIE), or equivalent certifications

Company

NTT DATA, Inc.

Glassdoor3.8

NTT DATA, Inc. is a trusted global innovator of business and technology services.

Founded in 2019

Tokyo, JP

10001+ employees

https://services.global.ntt/

H1B Sponsorship

NTT DATA, Inc. has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (144)

2024 (182)

2023 (257)

2022 (871)

2021 (809)

2020 (1266)