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NTT DATA Logo NTT DATA · IT - Administration

Firewall, VPN, IDS/IPS - Networking Advisor

India, Noida · Job Posted April 16, 2026
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Job Description

The Network Security Advisor will implement and support network security solutions, focusing on Palo Alto and Fortinet technologies. With over 12 years of experience in network security administration, the candidate will troubleshoot issues, manage incidents, and ensure compliance with service level agreements.

Job Responsibility

  • 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)
  • 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
  • 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

Requirements

  • 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
  • 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
  • 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

Nice to have

  • ITIL certification
  • Experience with Cisco, AWS, Palo Alto, AWS, EIGRP, BGP networking and F5
  • 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
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