Networking Senior Analyst
Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 30, 2026. NTT DATA scores A on the Alion truth index.
Req ID: 394991
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 Networking Senior Analyst to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).
Key Responsibilities:
- Ensures that assigned infrastructure at the client site is configured, installed, tested, and operational
- Performs necessary checks, apply monitoring tools and respond to alerts.
Identifies problems and errors prior to or when it occurs and log all such incidents in a timely manner with the required level of
detail.
- Assists in analyzing, assigning, and escalating support calls.
- Investigates third line support calls assigned and identify the root cause of incidents and problems
- Reports and escalates issues to 3rd party vendors if necessary.
Good understanding of managing Zscaler Internet Access (ZIA). Implement URL filtering, SSL inspection, cloud firewall policies.Troubleshoot internet access. Manage PAC files and forwarding profiles. Manage Zscaler Private Access (ZPA). Configure App Connectors. Support Zero Trust Network Access (ZTNA) initiatives. Troubleshoot application access and authentication issues.
Good understanding of Zscaler Zero Trust SD-WAN / Branch Connector architecture and administration. Branch connectivity, ISP links, routing, DNS, DHCP, NAT, TCP/IP and subnetting. Deployment modes, branch configuration templates and zero-touch provisioning. Change management, implementation plans, rollback procedures and operational documentation.
Understanding of IoT / OT Security
Security Operations
Monitor security incidents and analyze logs.
Investigate threats, policy violations, and anomalous activities.
Work with SOC, Network, and Endpoint teams during incident response.
Integrate Zscaler with Azure AD / Entra ID , Okta , Active Directory , SIEM platforms (Microsoft Sentinel, Splunk, QRadar) , Automate operational tasks using PowerShell, Python, or APIs.
Troubleshooting - Diagnose issues related to PAC files , ZCC (Zscaler Client Connector) , Authentication , SSL decryption , DNS resolution , Proxy forwarding , Application access
Required Technical Skills
Zscaler Internet Access (ZIA) , Zscaler Private Access (ZPA) , Zscaler Client Connector (ZCC) , SSL Inspection , PAC File Management , GRE/IPsec Tunnels , Network Security , TCP/IP, DNS, HTTP/HTTPS , Authentication Technologies (SAML, MFA, LDAP)
Security Knowledge
Zero Trust Architecture , Secure Web Gateway (SWG) , CASB , DLP , Cloud Security
Preferred Skills
Microsoft Entra ID (Azure AD) , Microsoft Defender Suite , Sentinel SIEM , Cisco, Palo Alto, Check Point firewalls , Scripting (PowerShell/Python)
Experience
4 + years of Network Security experience.
3 + years of hands-on experience with ZIA and/or ZPA.
Experience in enterprise cloud security environments.
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 recruiters will never ask for payment or banking information and will only use @nttdata.com, @nttdatafed.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.
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