Network Security Senior Specialist

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Date: May 30, 2025

Location: Noida, UP, IN

Company: NTT DATA Services

Req ID: 325998 

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, apply now.

We are currently seeking a Network Security Senior Specialist to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

Roles and Responsibilities: • Work on requests, changes, incidents, and problem records to support customers’ network security environment • Provide technical escalation to L2 support engineers • Provide on call support for high severity incidents in a 24x7 environment • Detect security issues, create customer tickets, and manage problems until closure • Act as point of escalation for the Network Security team and collaborate with internal support teams to ensure timely resolution of issues • Ensure that Service Level Agreements and operational standards are met • Perform system maintenance, check-ups and maintain current documentation • Provide resolution plans for device issues • Propose service, process, and technical improvements to management Requirements: • Mid-level experience and proven knowledge in at least three of different network security products likes Firewalls (Cisco, Palo Alto), Content Filtering (Bluecoats, Websense, McAfee Web gateway) and IDS/IPS • Mid-level networking troubleshooting skills and extensive knowledge of web connectivity and protocols (WCCP, PAC files, TCP/IP, HTTP, HTTPS, SSL, FTP, Telnet, SSH, etc.) • Understanding the integration with authentication protocols such as LDAP, IWA, IWA-direct, SSO, Active directory • At least two mid-level certifications in Network Security from any of the vendors like Cisco, Palo Alto, BlueCoat, SourceFire (PCNSE, CCNP Security etc.) • Over 3-5 years of network troubleshooting experience and at least 2 years Network Security administration and design experience • Bachelor’s degree or equivalent experience • Flexible to changing needs of customer, account, and team • Drive for results, ability to grasp complex issues to arrive at optimal solutions • Excellent customer facing communication skills, customer support and knowledge of ITIL best practices • Work Timings: 24/7 work environment, India

About NTT DATA

NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at us.nttdata.com

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-usThis 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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