Firewall, VPN, IDS/IPS - Network Engineering Specialist Advisor

NTT DATA, Inc.; Dadri; On-site; INR 2,500,000 - 5,500,000; Full time

Job summary

NTT DATA Services in Noida, Uttar Pradesh, is seeking a Firewall, VPN, IDS/IPS - Network Engineering Specialist Advisor to join our team. The role focuses on maintaining and optimizing network security across Palo Alto and Fortinet, with hands-on troubleshooting and incident management.

You will perform change and problem management, create security reports, and drive improvements while ensuring SLAs and robust security. A strong security background and 12+ years’ experience are preferred.

Qualifications

• Hands-on with Palo Alto, Prisma, Fortinet.
• Strong ITIL knowledge and customer-facing skills.
• 12+ years in network security administration.
• CCNP/PCNSE/CCIE-like certifications are advantageous.
• Experience with changing and incident management.

Responsibilities

• Support Requests, Changes, Incidents and Problems for customers.
• Implement network security solutions and provide operational support.
• Support Palo Alto, Fortinet FW’s, and Netskope Cloud Proxy.
• Write queries on Palo Alto for reporting data.
• Provide 24x7 on-call support and ensure SLAs.

Skills

Palo Alto

Fortinet

Prisma SASE

ITIL best practices

Troubleshooting

Customer interaction

Networking concepts

On-call rotation

Education

Bachelor’s degree or equivalent experience

CCNP Security / PCNSE / CCIE R&S desirable

Tools

Palo Alto

Fortinet FW

Cloud Proxy (Netskope)

App-id / URL filtering

Job description

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Firewall, VPN, IDS/IPS - Network Engineering Specialist Advisor

Date: Sep 29, 2026

Location: Noida, UP, IN

Company: NTT DATA Services

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization,

We are currently seeking a Firewall, VPN, IDS/IPS - Network Engineering Specialist Advisor to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

Role Overview The Network Security Specialist advisor will engage in daily maintenance and operations of the Firewall, Prisma. The Network Security Specialist Advisor will work primarily with Network Security products from different vendors like, Palo Alto, FortiGate. The Network Security Specialist advisor would design, confirm, determine and/or troubleshoot traffic flows, security implementation and configurations etc. Network Security Services include daily maintenance and operations of multiple customers’ network security infrastructure. The successful candidate will be required to troubleshoot firewall and network traffic flows, as well as maintain accurate documentation of network and security products, support activities and processes. The candidate will also be required to work independently and remotely when troubleshooting and must also be able to solve problems with minimal client input and ability to elevate when solution is not readily apparent.

Role Responsibilities

• The Network Security Specialist Advisor would work on Requests, Changes, Incidents and Problem records to support our customers’ network security environment.
• Implement Network Security solutions and provide operational support in a customer environment.
• Support Palo Alto, Fortinet FW’s, Cloud Proxy solutions ( Netskope)
• Expert knowledge on Palo Alto url filtering, Vulnerability protection, AV, Anti-spyware profiles.
• Strong knowledge on App-id, use of app filters
• Expert in troubleshooting issues with packet captures, debugs on Pal Alto and Fortinet FW
• The SME will provide technical escalation to L2 support engineers.
• Write custom queries on Palo Alto to fetch reporting data.
• Provide On-call support for high severity incidents in a 24x7 environment.
• Ensure that Service Level Agreements and operational standards are met.
• Perform system maintenance, checkups and maintain current documentation.
• Provide resolution plans for device issues.
• Propose service, process, and technical improvements to management.
• Experience and at least 12+ years Network Security administration experience.
• Excellent Time Management skills required to properly manage operations duties and other task that will assist in the optimization of the firewall team.
• Strong troubleshooting skills around Palo Alto Firewalls.
• Solid understanding of the template/stack architecture.
• Responsibilities included assisting in Daily Steady State operations in request and change management as well as weekly on-call rotation support.
• Complete Weekly/Monthly Health Status checks across all support network security platforms.
• Working with multiple customers support environment to complete upgrades, patches, overall operational support.
• Assist in conducting rule set reviews to improve overall security footprint for our customers.
• Provide operational support of the Network & Security environments.
• Detect security issues, create customer tickets and manage problems until closure.
• Ensure that Service Level Agreements and operational standards are met.
• Perform system maintenance, checkups and maintain current documentation.
• Provide resolution plans for device issues.
• Propose service, process and technical improvements to management.

Requirements

• Knowledge, Skills and Abilities:
• Hands on experience with Palo Alto, Prisma, Fortinet
• Ability to grasp complex issues to arrive at optimal solutions.
• Strong ethics and integrity
• Flexible to changing needs of customer, account, and team.
• Excellent customer facing communication skills, customer support and knowledge of ITIL best practices. ITIL certification is a plus.
• Highly experience architect with proven knowledge on products likes Firewalls (Palo Alto), F5, Prisma SASE, EIGRP, OSPF, BGP and switching technologies.
• Understanding the integration with authentication protocols such as LDAP, IWA, IWA-direct, SSO, Active directory.
• At least 2 mid-level certification in Network security from any of the vendors like Cisco, Palo Alto, Fortinet (CCNP security, PCNSE, etc.)
• Candidate must possess good time management skills to properly manage operations duties and other task that will assist in the optimization of the Network Security team
• Clear understanding of Windows and Linux operating systems
• 12+ years of network troubleshooting experience and at least 7 years in Network & Security administration.
• Network Design experience will be an added advantage.
• Bachelor’s degree or equivalent experience

Desired Skills

• Experience with Cisco, AWS, Palo Alto, AWS, EIGRP, BGP networking and F5 is a must
• Must be PCNSE certified
• Knowledge of Cisco and Palo Alto VPN products and ScreenOS software
• Current Cisco Certified Internetwork Expert (CCIE R&S) with excellent knowledge on PA, Prisma, SD-WAN, F5 and AWS network
• Experienced with ITIL best practices and familiar with regulations such as SOX, PCI, HIPPA

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 R&D.

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 endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us .

This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. 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. For our EEO Policy Statement, please click here . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .

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