Assistant Manager (Network & Firewall)

Job Title: Assistant Manager (Network & Firewall)

Location: Chennai

Working Days: 6 days (Mon-Sat) (24*7 support needed)

Role Summary

The Assistant Manager Network & Firewall is responsible for managing, securing, and optimizing enterprise network infrastructure and firewall systems. This role ensures high availability, robust security, and compliance, while supporting business operations and leading a small technical team.

Key Responsibilities

• Network Operations
• Monitor and manage LAN, WAN, VPN, and wireless networks.
• Ensure network uptime, performance, and scalability.
• Oversee routine maintenance, upgrades, and capacity planning.
• Firewall & Security Management
• Configure, monitor, and maintain firewall policies and rules.
• Implement intrusion detection/prevention systems (IDS/IPS).
• Apply patches and updates to firewall and network devices.
• Conduct vulnerability assessments and remediate findings.
• Incident & Change Management
• Respond to and resolve network and firewall-related incidents.
• Perform root cause analysis for recurring issues.
• Manage change requests and ensure successful implementation.
• Compliance & Audit
• Ensure adherence to IT security policies and regulatory standards.
• Prepare documentation for internal/external audits.
• Maintain logs and reports for firewall and network activities.
• Leadership & Collaboration
• Supervise and mentor junior network/security engineers.
• Collaborate with IT, cloud, and cybersecurity teams.
• Manage vendor relationships for hardware/software solutions.

Qualifications

• Bachelors degree in Computer Science, IT, or related field.
• 58 years of experience in network and firewall administration.
• Hands-on expertise with Cisco, Palo Alto, Fortinet, Check Point, or equivalent technologies.
• Strong knowledge of TCP/IP, routing, switching, VPNs, and security protocols.
• Familiarity with compliance frameworks (ISO 27001, GDPR, PCI-DSS).

Skills & Competencies

• Strong troubleshooting and analytical skills.
• Ability to balance operational tasks with strategic improvements.
• Effective communication and leadership abilities.
• Vendor and stakeholder management.