Senior Network Engineer

NTT DATA Business Solutions; Hyderabad, Pune District, Bengaluru; On-site; INR 1,500,000 - 2,700,000; Full time

Job summary

NTT DATA Business Solutions in India is seeking a Senior Network Engineer to design, implement, and manage enterprise and data center networks across Hyderabad, Bangalore and Pune. The role requires hands-on expertise in routing, switching, firewall administration, load balancing, and production operations to ensure high availability and robust security.

You will troubleshoot complex network issues, perform upgrades and changes, support critical incidents, and participate in on-call rotations.

Qualifications

• Hands-on experience with Cisco and Arista routing and switching.
• Firewall operations with Fortinet FortiGate and Check Point.
• Experience with F5 BIG-IP load balancers and LTM.
• Production data center operations experience.
• Strong troubleshooting across network, firewall, and load-balancing.
• Incident, change, and problem management processes.
• Knowledge of TCP/IP, BGP, OSPF, VLANs, STP, VPNs.
• Excellent communication and stakeholder management.

Responsibilities

• Manage, configure, and troubleshoot enterprise network infrastructure.
• Administer and support Cisco and Arista routing and switching environments.
• Configure, monitor, and maintain Fortinet FortiGate and Check Point firewalls.
• Manage F5 BIG-IP load balancing and reverse proxy solutions.
• Perform network upgrades, migrations, and change implementations.
• Investigate and resolve network-related incidents in production environments.
• Ensure network security, performance, and availability across data center environments.
• Participate in on-call support and critical incident management activities as required.

Skills

Cisco routing

Cisco switching

Arista routing

Arista switching

Fortinet FortiGate

Check Point firewall

F5 BIG-IP

LTM configurations

Data Center Operations

Network protocols TCP/IP

BGP

OSPF

VLANs

VPN technologies

Education

Tools

F5 BIG-IP

Fortinet FortiGate

Check Point Firewall

Job description

Role: Senior Network Engineer

Location: Hyderabad/Bangalore/Pune

Experience: 6 to 10 Years (Relevance experience)

NOTE: LOOKING FOR ONLY IMMEDIATE JOINERS TO 30 DAYS NOTICE PERIOD

Job Summary

We are seeking a highly skilled Network Engineer to support and manage enterprise and data center network infrastructure. The ideal candidate should possess strong hands‑on experience in routing, switching, firewall administration, load balancing, and production data center operations. The role involves troubleshooting complex network issues, implementing changes, supporting critical incidents, and ensuring high availability of network services.

Key Responsibilities

• Manage, configure, and troubleshoot enterprise network infrastructure.
• Administer and support Cisco and Arista routing and switching environments.
• Configure, monitor, and maintain Fortinet FortiGate and Check Point firewalls.
• Manage F5 BIG-IP load balancing and reverse proxy solutions.
• Perform network upgrades, migrations, and change implementations.
• Investigate and resolve network-related incidents in production environments.
• Ensure network security, performance, and availability across data center environments.
• Participate in on-call support and critical incident management activities as required.

Required Skills & Experience

• Strong hands‑on experience with Cisco and Arista routing and switching technologies.
• Expertise in Fortinet FortiGate and Check Point firewall operations and troubleshooting.
• Hands‑on experience with F5 BIG-IP Load Balancers, including LTM and reverse proxy configurations.
• Experience supporting large‑scale Data Center Operations and production environments.
• Strong troubleshooting skills across network, firewall, and load‑balancing technologies.
• Experience with incident management, change management, and problem management processes.
• Good understanding of network protocols such as TCP/IP, BGP, OSPF, VLANs, STP, and VPN technologies.
• Excellent communication and stakeholder management skills.

Preferred Qualifications

• Certifications such as CCNP, CCIE, NSE (Fortinet), CCSA/CCSE (Check Point), or F5 Certified Administrator are preferred.
• Experience working in 24x7 enterprise support environments.
• Knowledge of ITIL processes and service management frameworks.