Arun G
Chennai
Summary
Experienced Senior Network Security Engineer skilled in managing Cisco switches, MPLS routers, and FortiGate firewalls. Expertise in designing and implementing Fortinet firewall solutions, conducting vulnerability assessments, and network traffic monitoring to detect and mitigate threats. Proficient in VLAN management, routing protocols, and IPsec VPN configuration. Strong in automation, documentation, and conducting risk assessments to maintain security and compliance.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Sr. Network & Security Engineer
Y3 Technologies Pte Ltd
Chennai
12.2013 - Current
- Administration & Maintenance: Managed and maintained network devices, including Cisco switches, MPLS routers, and firewalls, ensuring reliable and secure operations.
- Fortinet Firewall Solutions: Spearheaded the design and implementation of Fortinet FortiGate firewalls for enterprise networks, improving network security across the organization.
- Security Assessments: Conducted regular vulnerability assessments, identifying security weaknesses and recommending remediation measures.
- Network Traffic Monitoring: Monitored and analyzed network traffic to detect, respond to, and mitigate security threats effectively.
- Technical Support: Provided expert-level support for FortiGate firewalls, resolving complex technical issues to ensure consistent network protection.
- Cybersecurity Training: Delivered cybersecurity awareness programs for employees, enhancing the organization's overall security posture through education.
- Risk Assessments: Conducted routine risk assessments and vulnerability scans, identifying potential security weaknesses and ensuring they were addressed promptly.
- VLAN Management: Implemented and managed VLANs to optimize network performance and bolster security controls.
- FortiAnalyzer Integration: Configured and maintained FortiAnalyzer appliances, ensuring smooth integration with other Fortinet security products in large-scale enterprise environments.
- VPN Configuration: Implemented and managed IPsec VPNs on FortiGate devices, ensuring secure communications between remote locations.
- Routing Protocols: Configured routing protocols such as RIP, IGRP, OSPF, and EIGRP for efficient network performance.
- Remote Access Configuration: Configured Remote Desktop and Remote Assistance tools for various Windows OS versions.
- Documentation: Created and maintained comprehensive documentation for troubleshooting and configuration procedures, improving the team's knowledge base.
- Automation: Developed scripts for automation on FortiGate firewall devices, streamlining administrative tasks and improving efficiency.
- Network Traffic Analysis: Performed network traffic analysis across multiple locations to identify potential security threats and anomalies.
Associate IT
GATE KWE Pvt Ltd
Chennai
03.2013 - 11.2013
- Took complete responsibility for troubleshooting Desktop and Laptops for 17 branches throughout Chennai location
- IBM Lotus Configuration and Troubleshoot
- Domain configuration in Desktop and Laptop side
- MS Outlook & Outlook Express configure and troubleshoot
- Ticket raising for hardware issues and following up
- Manage & troubleshoot networks, intranet & Internet connectivity throughout the organization.
System Engineer
CARE IT SOLUTIONS
Chennai
10.2009 - 03.2013
- Troubleshooting in Hardware side in Desktop, Laptop, and Server
- Server Raid configure and troubleshooting in hardware and software
- Assembling the Server
- Domain configuration in Desktop side
- MS Outlook & Outlook Express configure and troubleshoot
- Lotus configuration
- RE in Jet airways in 2010-2011.
Desktop Support Engineer
PRIMO AUTOMATION SYSTEMS
Chennai
06.2009 - 10.2009
- Worked in Server 2003
- Responsible for maintaining the systems of a company
- Responsible for installing, maintaining and upgrading servers
- Creating the new user account in Active Directory
- MS Outlook configuration.
Hardware Engineer
CHENNAI SYSTEMS and SOLUTION
Chennai
06.2008 - 06.2009
- Assembling the System
- Installing the Operating System
- Different types of troubleshoot in Hardware & Software
- Installing the Software.
Education
B. Com -
University of Madras
Chennai01.2011
Diploma - Electronics and Technical Management
Trec-Step (REC)
Tiruchirappalli01.2003
S.S.L.C -
St.Antony Higher Secondary School
Thanjavur01.2000
Skills
- Fortinet Security Solutions: FortiAnalyzer, FortiGate, FortiManager
- Firewall configuration
- Log Analysis and Incident Response
- Network Security Design and Implementation
- Firewalls and Intrusion Prevention Systems
- VPN Technologies
- Security Policy Development and Enforcement
- Scripting and Automation
- Network Protocols BGP/OSPF and Technologies
- Strong Analytical and Problem-Solving Skills
- Communication and Collaboration
- IP Addressing and Subnetting
- Active Directory knowledge
- Incident Response
- Instructional Leadership
- Firewalls and endpoint security
- Technical Troubleshooting
- Infrastructure Planning
- Access Control
- Network configuration
- Microsoft Office proficiency
Certification
- Microsoft Certified System Administration 2008 (MCSA), 6583879
- Wipro Certified Desktop & Laptop Engineer 2012
Personal Information
- Age: 38
- Father's Name: Gopinath. M
- Date of Birth: 07/03/85
- Gender: Male
- Marital Status: Married
Trainings
- Hardware and Networking (A+, N+, SDI, CCNA, MCSA) in CMS Computer Institute, 2008 March
- CCNA Certified Course in Sansbound - The Networking School - 2022
- Fortinet Network Security Expert (NSE) 2023
Timeline
Sr. Network & Security Engineer
Y3 Technologies Pte Ltd
12.2013 - Current
Associate IT
GATE KWE Pvt Ltd
03.2013 - 11.2013
System Engineer
CARE IT SOLUTIONS
10.2009 - 03.2013
Desktop Support Engineer
PRIMO AUTOMATION SYSTEMS
06.2009 - 10.2009
Hardware Engineer
CHENNAI SYSTEMS and SOLUTION
06.2008 - 06.2009
B. Com -
University of Madras
Diploma - Electronics and Technical Management
Trec-Step (REC)
S.S.L.C -
St.Antony Higher Secondary School
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