Sify - Network Security Engineer

Description :

Role & responsibilities :

- Acted as the escalation point for Help Desk (HD) and Level 2 engineers.

- Worked as a Subject Matter Expert (SME) for network and security infrastructure.

- Designed and developed secure network architectures for large-scale projects.

- Created design documents : Basis of Design, HLD, LLD, Implementation Plans, and NRFU.

- Implemented firewalls, IPS, VPNs, SSL offload, DDoS protection, device hardening, and other security controls.

- Designed LAN, WAN, VPN requirements for Data Centers and branches.

- Managed end-to-end project lifecycle planning, design, implementation, testing, and handover.

- Participated in BRD and Functional Design Document review meetings.

- Took ownership of incident and change management, including root cause analysis.

- Worked on security threat identification and mitigation.

Preferred candidate profile :

- Hands-on with Cisco ACI SDN, firewall rule conversion, and NAT configuration.

- Skilled in Fortinet and Cisco FTD firewalls and advanced security protocols.

- Configured user authentication via TACACS, RADIUS, and AAA protocols.

- Implemented privilege-based access, password encryption, and secure terminal access.

- Addressed vulnerabilities from OEMs, CERT, SOC, and internal audits.

- Handled incident and problem management, tracking issues till resolution.

- Collaborated with OEM technical teams for advanced issue resolution.

- Strong in communication, stakeholder management, and team collaboration.

- Familiar with ITIL processes and service management principles.

- Proactive, adaptable, and ready to take on new challenges