Anubhav Singh
Network & Security Engineer
Noida
Work Preference
Summary
Results-driven Network & Security Engineer (L1/L2) with experience managing global enterprise infrastructure across networking and security domains. Skilled in Routing & switching, VLANs, IPSec/SSL VPNs, and firewall policy management on Check Point and FortiGate. Hands-on experience with cloud security platforms including Zscaler, Cisco Umbrella, and Cisco ISE. Proven ability to troubleshoot L2 issues, optimize network performance, and ensure high availability across multi-region environments. Strong expertise in incident management, network monitoring, and security enforcement. Strong Leadership skills and Collaborative team player with a focus on delivering scalable, secure, and reliable network solutions.
Overview
6
6
years of professional experience
3
3
Certifications
2
2
Languages
Work History
Network Security Engineer
Sopra Steria
05.2023 - Current
- Managed and supported the global enterprise customer network infrastructure across Cisco Meraki, Zscaler, Cisco ISE, Check Point, and FortiGate firewalls.
- Optimized network performance by implementing LAN/Wi-Fi enhancements, resolving critical incidents, and streamlining firewall policies, resulting in improved network stability and reduced latency.
- Strengthened network security posture by enforcing best practices across firewalls and secure web gateways, minimizing vulnerabilities, and ensuring compliance.
- Delivered high availability network services and scalable infrastructure solutions across multiple regions, supporting business-critical operations.
- Configured and managed IPSec VPN tunnels (site-to-site and remote access) on FortiGate and Check Point firewalls.
- Administered Cisco Meraki switches and access points, including VLAN configuration, SSID setup, and cloud-based monitoring via the Meraki dashboard.
- Managed Zscaler (ZIA/ZPA) and Cisco ISE for secure user access, identity-based policies, and web filtering.
- Performed proactive monitoring and troubleshooting of network and security devices, reducing incident resolution time, and improving SLA adherence.
- Conducted regular maintenance, firmware upgrades, and patching of routers, switches, firewalls, and wireless infrastructure.
- Assisted in network upgrades and migrations, ensuring minimal downtime, and a seamless transition for end users.
- Collaborated with cross-functional teams and vendors to resolve complex L2 incidents efficiently.
Network Operations Center Engineer
Intuitive.Cloud
12.2019 - 05.2023
- Providing 24/7 networking support, monitoring of network links (WAN/LAN), and server devices for downtime, utilization, throughput, and response times.
- Monitoring using a SIEM tool for network problem identification, and coordinating with the Network Team and ISP.
- Troubleshooting issues such as node and interface down, link down, intermittent packet drops, latency, and network slowness.
- Generating reports and summaries on a weekly and monthly basis.
- Endpoint Security Monitoring.
- Contributing to the effective overall performance of Intuitive Technology Partners, Inc.'s Global Network.
- Improved overall system efficiency with proactive troubleshooting and problem-solving techniques.
Education
PG-Diploma - IT Infrastructure System and Security
Centre For Development of Advanced Computing
09-2019
Bachelor of Technology - BTech - Computer Science
ABES Engineering College
09-2018
Higher Secondary Examination - Science
St. Antony's Inter College
01-2013
Skills
Fortigate firewall
Certification
AWS Technical Professional
Languages
English
Hindi
Timeline
Network Security Engineer
Sopra Steria
05.2023 - Current
Network Operations Center Engineer
Intuitive.Cloud
12.2019 - 05.2023
Higher Secondary Examination - Science
St. Antony's Inter College
PG-Diploma - IT Infrastructure System and Security
Centre For Development of Advanced Computing
Bachelor of Technology - BTech - Computer Science
ABES Engineering College