Roshni Singh

Working as a Network Configuration and Support Engineer, mainly focusing on firewalls and network security for my company and its clients. I have experience with different networking and security devices from various vendors and hold several global certifications. I am skilled in troubleshooting networks, installing and configuring systems, and enforcing security policies.

Network Engineer at IND innovation pvt LTD. (Present)

• Configuration and verified firewall polices NAT, routing, interface and security policies.
• Performed troubleshooting for network connectivity and security-related issues.
• Create and maintain network and security architecture diagram using microsoft visio and ms word
• Assisted in HLD preparation, configuration implementation and troubleshooting of security devices.
• Performed FAT and SAT testing and supported deployment activities.

Network Engineer at Emarson Infotech Pvt. Ltd

Install, configure, and manage Fortinet (60F, 40D, 110C), Sophos (XG450, 4500), and Checkpoint (4200) firewalls including policy management, troubleshooting, monitoring, FA, AD-authentication, VPN (SSL/IPSec), proxy, SD-WAN, and backup/restore.

Administer Forcepoint Web

Security (V2016R1 & R2) with expertise in URL-filtering, user enforcing, proxy configuration, troubleshooting, monitoring, and backup/restore. Configure and optimize routing protocols including static, OSPF, EIGRP, BGP, and implement load balancing protocols (HSRP, GLBP, VRRP) across Cisco ISR 4451/4431, 2500, and 8200 series routers.

Manage

Cisco switches (2960, 3850, 9300, 9400 series) with strong skills in VLAN, VTP, STP, EtherChannel, LACP. PKI, authentication, and tracking. Ensures high availability, secure connectivity, and efficient network performance through proactive monitoring, troubleshooting, and policy enforcement across multi-vendor environments.

Jr. Network Engineer at VStacks Infotech Pvt. Ltd (2023-09 – 2025-11)

• Resolved significant incidents (P1/P2/P3/P4) via ServiceNow, ensuring compliance with SLA requirements.
• Monitoring the overall data center at MKB Technology LLC
• Planned To Monitor the health of the infrastructure under NMS tool and Solar Wind
• Understanding L2 and L3 networking supports requirement of esteemed clients and provides a timely solution
• Troubleshooting LAN and WAN connectivity, Network outage resolution in with proper SLA
• Collaborated closely with Business Owners, Risk, Compliance, and Operations teams to ensure adherence to insurance regulatory standards and internal audit requirements
• IOS Maintenance activities: Software and Hardware upgrade of Cisco Router 4431, Router 4451, Router 4461 models
• Provide NOC support to manage and resolve ticket-based alerts in time
• Maintaining / Troubleshooting of Cisco 3850, 3750, C3560, C9300 Switch
• Knowledge of HPE Aruba product line of switches
• Protocol Configuration Management and Troubleshooting on Cisco 2911, 2811 router
• Working knowledge of Wireless Lan Controller of Cisco Prime 5520, 5520 and different AP model configuration and debugging
• Created knowledge base documents, simplifying support for common issues
• Actively involved in firewall policy design and deployment and observation of violations of rules
• Configuring /Maintaining / Observing OSPF, BGP, MPLS topology states as per client requirements
• Worked on configuring VLAN, VTP, STP, Ether-channels in L2 domain
• Proficient in handling Cisco 380, 3780, C3560, C9300 family of Switch
• Policy and templates: Knowledge of application of date policy and control policy as well as IP Sec VPN, Devices template, and Feature template

Bachelor of Science – Mahatma Gandhi Vidhyapith, Varanasi

Class 12th/Intermediate – Government Girls Inter-college, Ballia

Class 10th/High School – Government Girls Inter-college, Ballia