
Network & Security Administrator
2 days ago
Role Title: Network & Security Administrator L2 Consultant
Location: Mumbai Malad West
Engagement: 6 days a week
Roles & Responsibilities:
Network Operations & Administration
- Plan, direct, and organize activities of the Network Operations team.
- Implement, review, and monitor key business projects in coordination with cross-functional teams.
- Perform daily network health checks and validate link down issues as per SSL team guidelines.
- Generate and review weekly bandwidth utilization reports with threshold analysis.
- Prepare and share weekly network uptime reports and contribute to the weekly CIO dashboard.
- Conduct monthly ISP performance reviews, including link stability, uptime, and SLA adherence.
- Manage ISP communication and escalation for link-related issues.
- Maintain and administer network infrastructure including routers, switches, load balancers, wireless controllers, and VPN devices.
- Troubleshoot, diagnose, and resolve network issues; replace faulty hardware as needed.
- Provide 2nd level support for incidents, problems, and service requests.
- Coordinate with remote engineers, vendors, and partners for installations and issue resolution.
- Ensure VLAN configurations and changes are aligned with business requirements.
Network Expertise
- Strong experience in IP networking, switching, routing, and packet analysis.
- Hands-on expertise with Fortinet, Meraki, Ruckus & Cisco ISE products.
- Proficient in routing protocols (EIGRP, OSPF, BGP), MPLS, QoS, and VoIP.
- Experience with Software Defined WAN (SD-WAN) technologies.
- Skilled in using network monitoring, diagnostic, and analytics tools.
Security Administration
- Manage and support network security devices: firewalls, proxies, VPNs, IPS/IDS.
- Implement and maintain security incident response processes and best practices.
- Assist in implementing security standards like PCI-DSS and device hardening.
- Define and maintain security policies, procedures, and guidelines.
- Participate in vulnerability and risk management, BCP/DR planning.
Information Security & Compliance
- Stay updated with developments in network and information security.
- Develop and maintain security documentation and training materials.
- Support agile methodologies for infrastructure service development.
- Participate in major incident handling and troubleshooting with the security team.
- Support evaluation and implementation of new technologies and network projects.
Operational Excellence
- Adhere to SSLs ticket management process and ensure timely resolution.
- Maintain central documentation for knowledge sharing and best practices.
- Ensure high availability and performance of mission-critical infrastructure.
- Act as a liaison between end users and L3 teams for issue resolution.
- Ensure monitoring mechanisms are in place for network and log analysis.
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