Firewall, Prisma - Networking Senior Specialist Advisor

NTT DATA North America; Dadri; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

NTT DATA North America is seeking a Network Security Specialist Advisor in Dadri, Uttar Pradesh. The ideal candidate will have over 12 years of experience in network security, specifically with firewall technologies like Palo Alto and Fortinet. You will be responsible for system maintenance, resolving security incidents, and implementing secure networking solutions. Excellent customer communication skills and strong troubleshooting capabilities are essential for this role, along with at least two relevant security certifications.

Qualifications

• 12+ years of experience in network security administration.
• Hands-on experience with firewall technologies.
• Strong knowledge of EIGRP, OSPF, BGP, and switching technologies.

Responsibilities

• Handle Requests, Changes, Incidents, and Problem records for network security environments.
• Implement and support network security solutions.
• Provide on-call support for high-severity incidents in a 24x7 environment.

Skills

Network security administration

Firewall technologies (Palo Alto, Fortinet)

Troubleshooting with packet captures

Customer-facing communication

Time-management

Education

At least two mid-level security certifications from Cisco, Palo Alto, Fortinet or equivalent

Tools

Palo Alto

Fortinet

Prisma

Job description

Role Overview

The Network Security Specialist Advisor will engage in daily maintenance and operations of firewall solutions such as Palo Alto, FortiGate, and Prisma. The role involves designing, confirming, and troubleshooting traffic flows, security implementations, and configurations across multiple customers’ network security infrastructures. The specialist will maintain accurate documentation, resolve issues with minimal client input, and work independently or remotely when necessary.

Role Responsibilities

• Handle Requests, Changes, Incidents, and Problem records to support customers’ network security environments.
• Implement and support network security solutions in customer environments.
• Provide expertise on Palo Alto URL filtering, vulnerability protection, AV, anti‑spyware profiles, App‑id, and application filters.
• Troubleshoot issues using packet captures and debugging on Palo Alto and Fortinet firewalls.
• Escalate technical issues to Level 2 support engineers and write custom queries on Palo Alto to retrieve reporting data.
• Provide on‑call support for high‑severity incidents in a 24x7 environment and ensure service level agreements are met.
• Perform system maintenance, checks, and keep current documentation.
• Provide resolution plans for device issues and propose service, process, and technical improvements to management.
• Assist in daily steady‑state operations, request and change management, weekly on‑call rotations, and health‑status checks for all support network security platforms.
• Conduct rule‑set reviews to improve overall security footprints for customers and manage problems until closure.

Requirements

• 12+ years of experience in network security administration.
• Hands‑on experience with Palo Alto, Prisma, Fortinet, and other firewall technologies.
• Expertise in troubleshooting with packet captures, debugging, and custom query creation on Palo Alto.
• Strong knowledge of EIGRP, OSPF, BGP, and switching technologies.
• Experience with authentication protocols such as LDAP, IWA, IWA‑direct, SSO, and Active Directory.
• Proficiency in ITIL best practices and at least two mid‑level security certifications from Cisco, Palo Alto, Fortinet, or equivalent.
• Excellent customer‑facing communication, time‑management, and ethical standards.
• Ability to make rapid, optimal decisions with minimal client input.

Equal Employment Opportunity Statement

NTT DATA is an equal‑opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Pay transparency information available.