Routing & Switching Network Engineering Senior Specialist

NTT DATA

Noida, INonsitePosted Jun 22, 2026

About the role

Req ID: 361792

We are currently seeking a Routing Switching Network Engineering Senior Specialist to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

Job Description – Tier 3( Grade 10, 11,12)

Role Responsibilities:

Must have great experience on Routing Switching Wireless and Firewalls.

Responsible for the Cisco ACI network architecture component(s)

Must have Palo Alto Experience.

Understand and support Data Centre Networks utilizing Cisco Application Centric Infrastructure and Nexus 9k platforms.

Contribute to the development and performance of a migration plan from traditional data centre network designs to Cisco ACI.

Integrate service appliances to Cisco ACI deployments to include Application Delivery Controllers and Firewalls.

G0od understanding of Inter and Intra Tenant traffic flows, contracts

Experience in L2 outs, L3 outs, VMM integration

Must be expert of routing, switching, wireless, LAN and WAN, i.e. L2 (Wireless IEEE 802.11 a, Ethernet, IEEE 802.1x std. STP, MSTP, RSTP, Dynamic VLAN, HSRP/VRRP.) / L3 (Routing protocols such as EIGRP, OSPF, BGP.), NEXUS, SD-WAN

Ensuring all configurations are in compliance with network standards, reviewing log files, SD-WAN, LAN, WAN, NMS

Participate in the setup, deployment, maintenance, troubleshooting and documentation of enterprise-level, mission-critical, network infrastructure components

Looking to have strong knowledge of SDWAN (Hands-on) and Wireless

Teaming with project managers, cross-functional technology and business teams to ensure successful projects

Owning and documenting escalated support tickets and service requests through resolution via ServiceNow

Adaptive, communication, presentation and leadership skills

Full understanding of WAN/LAN internetworking, protocol interoperability, network architecture development and requirements for testing / proof of concept

Knowledge of Wireless, Nexus, SD-WAN

Working knowledge of Networking products from Cisco, Dell Extreme Networks

Skills and knowledge and adherence to ITIL Change Management processes

Excellent communication skills, both written and oral

Strong customer service skills; interfaces with customers, end users, partners and associates

Additionally, the candidate must work well within a team, adapt easily to change, and possess the flexibility to travel. Candidate should have a history of working unsupervised while achieving required goals

Rotating on-call, support queue management, preforming network system analysis and reporting

Willing to work in 24X7 environment

Basic Required Qualifications:

10+ years of experience on managing LAN WAN Infrastructures

10+ years’ experience on Routing Switching, Riverbed Wireless

10+ years of experience on Palo Alto

5+ years on experience on Cisco ACI

Highly Preferred Skills:

Preferred knowledge of VELO Cloud (Hands-on) and Wireless

Adaptive, communication, presentation, and leadership skills

Project experience for SDN Infra Networking

Degree: Bachelors in Computer Science or equivalent work experience

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in RD.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.

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