Req ID : 361633

We are currently seeking a Firewall Lead,Network Lead, ISM to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

Job Summary

Key Responsibilities

- Administer and support Cisco IronPort / Cisco Secure Web Appliance (WSA) environments.
- Configure and maintain Web Proxy, Access Policies, Identity Policies, and Decryption Policies.
- Manage URL Filtering, Application Visibility Control, and Acceptable Use Policies.
- Implement and maintain HTTPS inspection (SSL Decryption) policies.
- Configure Authentication services including LDAP, Active Directory, NTLM, Kerberos, and SSO integration.
- Monitor web traffic, user activity, and security incidents through WSA reporting and logging tools.
- Configure malware protection, reputation filtering, and Advanced Malware Protection (AMP).
- Integrate WSA with SIEM platforms such as Splunk, QRadar, ArcSight, or Microsoft Sentinel.
- Manage WCCP/PBR deployments for transparent proxy integration with network devices.
- Perform software upgrades, patch management, backup, and disaster recovery activities.
- Analyze security events, investigate threats, and recommend remediation actions.
- Create operational documentation, SOPs, and technical reports.
- Collaborate with network, security, and infrastructure teams to improve web security posture.
- Troubleshoot proxy, authentication, SSL, certificate, and internet access issues.

Required Skills : Technical Skills

- Hands-on experience with Cisco IronPort WSA / Cisco Secure Web Appliance.

- Solid understanding of:

- Web Proxy Technologies





- URL Filtering

- HTTPS/SSL Inspection

- Malware Detection and Prevention

- Application Control

- Authentication Mechanisms (LDAP, AD, NTLM, Kerberos)

- TCP/IP, DNS, HTTP/HTTPS protocols

- WCCP and Proxy Architecture

- Experience with Cisco Talos threat intelligence and AMP integration.

- Knowledge of log analysis and SIEM integration.

- Familiarity with network security technologies including Firewalls, IPS, VPN, and Secure Web Gateways.

- Experience with Linux/Unix administration is an advantage.

Security Skills

- Secure Web Gateway (SWG) Administration
- Threat Analysis and Incident Response
- Web Content Filtering
- Secure Internet Access Controls
- Policy Management and Compliance

Required Qualifications

- Bachelor's Degree in Computer Science, Information Technology, Cybersecurity, or related field.
- 3-8+ years of experience in Web Security Administration.
- Minimum 2+ years of hands-on experience with Cisco IronPort WSA/SWA.

Preferred Certifications

- Cisco CCNP Security
- Cisco Certified Specialist - Security

Key Deliverables

- Secure and uninterrupted web access for enterprise users.
- Effective web filtering and policy enforcement.
- Reduction of malware and phishing incidents.
- Timely resolution of web security-related incidents and requests.
- Compliance with organizational security standards and regulatory requirements.

Experience Level

- Mid-Level: 3-5 Years
- Senior-Level: 5-10+ Years

Employment Type

- Full-Time / Permanent
- Hybrid

About NTT DATA

📌 Firewall Lead,network Lead, Ism (Noida)
🏢 NTT
📍 Noida