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Network/ Firewall/ Routing Switching

4 months ago

Mumbai, India NTT Ltd. Full time

NTT is a leading global IT solutions and services organisation that brings together people, data and things to create a better and more sustainable future.

In today’s ‘iNTTerconnected
- world, connections matter more now than ever. By bringing together talented people, world-class technology partners and emerging innovators, we help our clients solve some of the world’s most significant technological, business and societal challenges.

With people at the heart of our success, NTT is committed to attracting and growing the best talent and providing an environment where everyone feels they can belong and their contribution matters.

**Want to be a part of our team?**

Provides technical support to field engineers, technicians, and product support personnel who are diagnosing, troubleshooting, repairing, and debugging complex electro/mechanical equipment, computer systems, complex software, or networked and/or wireless systems.

Responds to situations where first-line product support has failed to isolate or fix problems in malfunctioning equipment or software. Reports design, reliability, and maintenance problems or bugs to design engineering/software engineering. May be involved in customer installation and training.

Provides support to customers/users where the product is highly technical or sophisticated in nature.

**Working at NTT**
- Day to day support for incidents, issues reported via monitoring tool, users, incident management.
- Prepare, Plan, implement scheduled maintenance, break fix CR, emergency CR.
- Troubelshoot in case Daily / Weekly backup of network infra devices fails
- Maintain uptime of devices, circuits in network enviornment to achive hightest SLA.
- Hardware & Service provider hardware as well as circuit, ISP, OEM engagement for support, follow ups.
- Troubleshoot of ISP issues for latency, packet loss, flapping, link down, branch isolation.
- Troubleshoot complex routing, switching issues for branches, ZO, CO, CC offices.
- Joined troubleshooting on incident, technical bridge.
- Work on escalated issues and provide resolution urgently to minimize impact to services, users, bank.x
- Assist in DR activities for network level changes, issues reported
- Coordination with ISPs for new link requirements, bandwidth upgrades: Feasibility, cable laying, configurations, access & permissions, coordination with site / branch admin team.
- Design, setup and configure complex wireless networking that supports secured access.
- Inventory management, Manage commissioning, decommissioning (return), Faulty - RMA, replacement, return end to end coordination.
- Life-cycle management of devices: upgrade of devices.
- VA/CA point closure.

Security:

- Validate service requests, port opening requests in firewalls for new connections/ traffic in existing infra [ATM, Static routes for branches, Port opening,AWS/GCP/Azure cloud,3rd Party]
- DR Drill support by means of port opening, troubleshooting during drills (Firewall Rules/Routing/LB Nodes).
- VPN access setup for new user,Provide access from Remote access vpn (applicatoin/url/prod/uat setup).
- Firewall rule management, IPS management - Operations support. Daily, Weekly, Biweekly, Monthly review and actions.
- Co-ordination with InfoSec team for specifc requirement.

Load Balancers:

- New VIP creations, node creation, VIP management & BAU: troubleshooting & support.
- Support for patch management team for enable and disablement of load balancer nodes.
- Raise DC cage access, secure approvals.
- Maintain LLD, HLD, Inventory, config back ups, firewall / IPS rule cleanup
- Carry out proactive and reactive administration, troubleshooting and support on enterprise network infrastructure..

**What will make you a good fit for the role?**

**Equal Opportunity Employer**

NTT is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, color, sex, religion, national origin, disability, pregnancy, marital status, sexual orientation, gender reassignment, veteran status, or other protected category

**A career at NTT means**:

- Being part of a **global pioneer -** where you gain exposure to our Fortune 500 clients and world-leading global technology partners and work with a network of over 40,000 smart and diverse colleagues across 57 countries, delivering services in over 200 countries.
- Being at the forefront of **cutting-edge technology -** backed with a 150-year heritage of using technology for good. With 40% of the world’s internet traffic running on our network and where Emoji were first invented, you can be proud of the group’s many new ‘firsts’.
- ** Making a difference -** by doing meaningful work that helps to shape the future for our clients, and across industries and communities around the world.
- Being **your best self -** in a progressive ‘Connected Working’ envir