SIVANESAN G
Summary
Detail-oriented Network Engineer (Fresher) with strong hands-on experience in routing, switching, firewall configuration, and network security. Proficient in Cisco routers & switches, FortiGate firewalls, Linux systems, and enterprise network labs using GNS3. Seeking an entry-level Network Engineer / NOC / Network Security role to apply practical networking and troubleshooting skills.
Overview
3
3
years of professional experience
4
4
years of post-secondary education
1
1
Certification
Work History
Hands-On Practice
Enterprise Network & Security Lab - GNS3
01.2023 - Current
- Hands-on experience in enterprise network design, configuration, and troubleshooting using GNS3.
- Configured Cisco routers and switches (IOS & NX-OS) with VLANs, trunking (802.1Q), inter-VLAN routing, and static/dynamic routing (OSPF basics).
- Implemented router-based DHCP, NAT, and ACLs for secure network segmentation.
- Configured and managed FortiGate firewall including security policies, NAT, and traffic filtering.
- Performed network troubleshooting using ping, traceroute, interface diagnostics, and Wireshark.
- Worked with Linux systems (Kali, Ubuntu, Debian) for network analysis and basic security testing.
Education
Computer Science Engineering
Dhanalakshmi Srinivasan Engineering College
Perambalur , Tamil Nadu 08.2023 - 08.2027
Skills
- TCP/IP
- OSI Model
- Subnetting
- VLAN
- Trunking (8021Q)
- Inter-VLAN Routing
- Static Routing
- OSPF
- DHCP
- NAT
- ACLs
- Network Troubleshooting
- Cisco Routers & Switches (IOS, NX-OS)
- FortiGate Firewall (Policies, NAT, Security Profiles)
- Linux (Kali, Ubuntu, Debian, Parrot OS)
- Windows (7, 8, 10, 11)
- Network Security Fundamentals
- Firewall Configuration & Management
- Basic Penetration Testing
- Kali Linux Security Tools
- SOC & Blue Team Fundamentals
- Python
- Java
- Bash
- Nmap
- Wireshark
- Netcat
- Enterprise network design
- Network troubleshooting
- Cisco routing
- Planning
- Interpersonal communication
- Flexible and adaptable
- Multitasking Abilities
Certification
- Fortinet Certified Associate - Cybersecurity
- Fortinet Certified Fundamentals - Cybersecurity
- Fortinet NSE 1
- Fortinet NSE 2
- Fortinet NSE 3
- Junior Cybersecurity Analyst Career Path - Cisco
Languages
English
Upper Intermediate
B2
Tamil
Proficient
C2
Timeline
Computer Science Engineering
Dhanalakshmi Srinivasan Engineering College
08.2023 - 08.2027
Hands-On Practice
Enterprise Network & Security Lab - GNS3
01.2023 - Current