T&T I Cyber-D&R I Assistant Manager | Firewall Management | Mumbai
- Job requisition ID : 105757
- Location: Mumbai
- Entity: Deloitte Touche Tohmatsu India LLP
Deloitte helps organizations prevent cyberattacks and protect valuable assets. We believe in being secure, vigilant, and resilient—not only by looking at how to prevent and respond to attacks, but at how to manage cyber risk in a way that allows you to unleash new opportunities. Embed cyber risk at the start of strategy development for more effective management of information and technology risks. Learn more about Cybersecurity
Your Work Profile
Manage and secure enterprise firewall, proxy, and advanced persistent threat (APT) defense systems.
Will be responsible for designing, implementing, and maintaining security infrastructure to protect the organization's network perimeter and internal assets.
Firewall Administration
- Configure, manage, and optimize enterprise firewalls (FortiGate, Palo Alto, Cisco ASA, or similar)
- Develop and maintain firewall rule sets following least-privilege principles
- Perform regular audits, rule reviews, and policy optimization
- Support network segmentation and micro-segmentation initiatives
- Manage VPN environments (site-to-site and remote access)
Proxy Security
- Administer enterprise proxy/secure web gateway solutions (Zscaler, FortiProxy, Skyhigh SWG, Forcepoint, or similar)
- Manage SSL/TLS inspection, URL filtering, and application control policies
- Maintain PAC/WPAD configurations and troubleshoot proxy-related issues
- Monitor traffic, analyze logs, and support incident investigations
APT Defense & Threat Prevention
- Deploy and manage sandbox, IPS/IDS, and threat inspection technologies
- Monitor for advanced threats, analyze indicators of compromise, and support incident response
- Tune detection rules and threat prevention policies based on emerging threats
- Integrate security tools with SIEM/SOAR platforms for centralized monitoring
General
- Support vulnerability and patch management processes
- Document configurations, runbooks, and standard operating procedures
- Collaborate with SOC, IT, and compliance teams on security initiatives
- Participate in incident response and root cause analysis
- 4-6 years of hands-on experience in firewall and proxy administration
- Strong knowledge of TCP/IP, DNS, routing protocols (OSPF, BGP), and network fundamentals
- Experience with NGFW platforms (Fortinet, Palo Alto, Cisco, Check Point)
- Familiarity with proxy/SWG technologies and SSL inspection
- Understanding of APT tactics, malware defense, and threat detection
- Experience with log analysis and SIEM tools (Splunk, ELK, or similar)
- Strong troubleshooting and analytical skills
- Bachelor's degree in Computer Science, Cybersecurity, or equivalent experience
