SHAIK REHAN
Warangal
Summary
Detail-oriented B.Tech student with hands-on experience in L1/L2 operations support and network troubleshooting. Proficient in real-time monitoring and incident coordination, along with configuring network devices and managing LAN/WAN environments. Demonstrates strong analytical skills and a commitment to continuous learning in fast-paced, 24/7 operational settings.
Overview
1
1
year of professional experience
1
1
Certification
Work History
Internship
BSNL
Hyderabad
06.2025 - Current
- Acquired hands-on experience with Cisco routers, switches, and structured cabling systems to support network infrastructure.
- Contributed to configuration, testing, and monitoring of network devices, ensuring operational readiness.
- Executed cable crimping (Cat5e/Cat6), patching, labeling, and physical layer troubleshooting to maintain network integrity.
Internship
Cisco
Warangal
05.2025 - Current
- Completed "Introduction to Cybersecurity" and "Cybersecurity Essentials" courses to build a strong foundation in cybersecurity principles.
- Analyzed various cybersecurity threats, including malware, phishing, and social engineering, to assess their potential impacts on organizations.
- Acquired foundational knowledge in network security concepts, including access control, firewalls, and VPNs, to enhance security measures.
Education
B. Tech - CSE (Networks)
Kakatiya Institute of Technology & Science
Warangal05.2026
Intermediate - MPC
New Vision Junior College
Khammam05.2022
Skills
- TCP/IP
- IPv4/IPv6
- LAN/WAN
- VLANs
- Routing & Switching
- DNS
- DHCP
- NAT/PAT
- VPN
- Firewalls
- Wi-Fi / Access Points
- Network monitoring
- Performance monitoring
- Incident response
- Root Cause Analysis (RCA)
- Connectivity troubleshooting
- Wireshark
- GNS3
- Cisco Packet Tracer
- Cisco hardware
- Wazuh
- Suricata
- Python
- Java
- C
- HTML
- CSS
- JavaScript
- Linux
- Microsoft Power BI
- Linux
Certification
- Cisco, CCNA - Introduction, CCNA - Switching & Routing
- Networking in Google Cloud (Verified Badges), Fundamentals, Routing & Addressing
- NPTEL, Computer Network (Elite), Internet of Things (Elite)
Projects
SUTMS: Smart Unified Threat Management System For Home Networks, VirtualBox, Ubuntu Linux, Wazuh, Suricata, Designed and implemented a centralized network security monitoring setup to observe and analyze network traffic., Used Suricata IDS, Wazuh SIEM, iptables, and Linux networking tools to generate security alerts, control traffic flow, and collect logs centrally., Analyzed alerts and logs based on source/destination IPs, ports, and protocols to identify suspicious activities and basic security issues. Campus Network with Router-on-a-Stick, Cisco Packet Tracer, Designed and implemented a secure multi-floor college network using VLANs, Inter-VLAN Routing, and ACLs for traffic control and segmentation., Configured IP addressing, trunk ports, and router sub-interfaces. NGINX Load Balancing with Least Connections Algorithm, NGINX, VirtualBox, Ubuntu Linux, Configured NGINX as a reverse proxy to balance client requests across multiple backend services using the Least Connections method., Validated load distribution behavior through real-time traffic simulation and backend response analysis. Google Cloud Networking, Google Cloud Platform, Implemented and tested Google Cloud network architecture using VPC networks, subnets, firewall rules, and routing., Configured VPC Peering, Shared VPC, and CDN for global performance optimization, enabled Flow Logs.
Awards
- Zero Trust & Runtime Threat Detection Hackathon, Runner up, NIT Warangal, MeitY (ISEA-III)
- FinTech Security Hackathon, Second runner up, NIT Warangal, MeitY (ISEA-III)
- Penetration Testing Event, Runner up, Sumshodhini Fest, KITSW
- KITSW Inter-college Badminton (Singles), Semi-finalist
Timeline
Internship
BSNL
06.2025 - Current
Internship
Cisco
05.2025 - Current
B. Tech - CSE (Networks)
Kakatiya Institute of Technology & Science
Intermediate - MPC
New Vision Junior College