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Network Security Senior Specialist Advisor

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NTT DATA

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Location:
India , Noida

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Contract Type:
Not provided

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Salary:

Not provided

Job Description:

The Network Security Senior Specialist Advisor will engage in daily maintenance and operations of Firewall and Prisma products. The role requires troubleshooting network traffic flows and implementing security solutions for multiple customers.

Job Responsibility:

  • Engage in daily maintenance and operations of Firewall and Prisma products
  • Work on Requests, Changes, Incidents and Problem records to support customers’ network security environment
  • Implement Network Security solutions and provide operational support in a customer environment
  • 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
  • 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
  • Detect security issues, create customer tickets and manage problems until closure

Requirements:

  • At least 12 years of experience in network security administration
  • Hands on experience with Palo Alto, Prisma, Fortinet
  • Strong troubleshooting skills around Palo Alto Firewalls
  • 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
  • Solid understanding of the template/stack architecture
  • 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
  • Excellent customer facing communication skills, customer support and knowledge of ITIL best practices
  • Excellent Time Management skills
  • Ability to grasp complex issues to arrive at optimal solutions
  • Strong ethics and integrity
  • Flexible to changing needs of customer, account, and team

Nice to have:

ITIL certification is a plus

Additional Information:

Job Posted:
April 22, 2026

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