Avishka Lahiru Gunawardhana

Avishka Lahiru Gunawardhana Email and Phone Number

Network and Security Engineer @ Openlink (Pvt) Ltd
Avishka Lahiru Gunawardhana's Location
Minuwangoda, Western Province, Sri Lanka, Sri Lanka
About Avishka Lahiru Gunawardhana

Dedicated and skilled IT Network professional with extensive experience gained through internships and roles as an IT support technician. Possessing a Bachelor's degree in Computer Science with specialization in Computer Systems Networking Telecommunication, along with certifications in Network Administration and Cisco CCNA Industrial My objective is to leverage my diverse technical background, including hands-on experience in network administration, troubleshooting, and security protocols, to contribute effectively to a dynamic team environment while continuously expanding my knowledge and skills in the field of IT infrastructure management

Avishka Lahiru Gunawardhana's Current Company Details
Openlink (Pvt) Ltd

Openlink (Pvt) Ltd

View
Network and Security Engineer
None
Website:
openlink.lk
Employees:
6
Avishka Lahiru Gunawardhana Work Experience Details
  • Openlink (Pvt) Ltd
    Network And Security Engineer
    Openlink (Pvt) Ltd
  • Openlink (Pvt) Ltd
    Network & Security Engineer
    Openlink (Pvt) Ltd Jul 2024 - Present
    Colombo, Western Province, Sri Lanka
    Key Responsibility: • Firewall & Security Policies: Implemented and configured firewall rules, including NAT, SSL/TLS inspection, and ZTNA solutions, with integration into Azure AD and Active Directory. Configured web and application policies to strengthen security layers.• VPN & Secure Access: Set up remote access and site-to-site VPNs, ensuring secure, encrypted connections for distributed teams and locations.• Network Routing & Traffic Monitoring: Configured both static and dynamic routing protocols and monitored network/WAN link traffic for performance optimization.• DNS & DHCP Solutions: Designed and implemented reliable DNS and DHCP solutions to ensure smooth network operations.• System Backup & Maintenance: Conducted firewall backups, firmware updates, OS reimaging, and restoration processes to ensure high system reliability.• Endpoint Security & EDR/XDR: Installed Linux-based endpoint servers and mail servers; implemented EDR and XDR solutions for comprehensive threat detection and response. Configured endpoint web, application, and device access control policies.• Endpoint Activity Monitoring: Monitored and analyzed endpoint-level activities to identify potential security threats and ensure policy compliance.• Network Troubleshooting & Resolution: Resolved complex network security issues through in-depth analysis and troubleshooting of various security configurations.• Wireless Access Management: Installed, configured, and monitored wireless access points through a cloud console, providing secure wireless connectivity across the organization.• Virtual Machine Administration: Installed, managed, and monitored Linux and Windows operating system virtual machines on VMware ESXi, ensuring optimal performance, stability, and resource allocation.
  • Openlink (Pvt) Ltd
    Network Intern
    Openlink (Pvt) Ltd Jan 2024 - Jul 2024
    Colombo, Western Province, Sri Lanka
    Key Responsibility:•Network Monitoring: Monitoring network performance and ensuring its smooth operation.•Troubleshooting: Identifying and resolving network issues or outages, often under the guidance of senior team members.•Hardware and Software Support: Installation, configuration, and maintenance of hardware and software.•Documentation: Documenting network configurations, procedures, and changes for future reference.•Security: Implementing and maintaining network security measures to protect against unauthorized access or breaches.•Collaboration and Teamwork : Working with other team members to support various IT-related projects or initiatives.•Learning and Development: Engaging in continuous learning to stay updated with networking technologies, protocols, and best practices.•Adhering to Policies and Procedures: Following company policies, procedures, and industry standards related to network administration, security, and data privacy.
  • Micronet Group
    It Support Technician
    Micronet Group Oct 2022 - Nov 2023
    Colombo, Western Province, Sri Lanka
    I have been placed to Seylan bank head office by micronet global service (Pvt) ltdKey responsibilities • Network troubleshooting • help desk support • Installing and configuring hardware andsoftware components to ensure usability • Repairing or replacing damaged hardware • Performing tests and evaluations of new software and hardware • Upgrading the entire system to enable compatible software on all computers • Set up workstations with computers and necessary peripheral devices • Establishing good relationships with all departments and colleagues • install and configure appropriate software and functions according to specifications

Avishka Lahiru Gunawardhana Education Details

  • University Of Greenwich
    Computer Systems Networking And Telecommunications
  • Vocational Training Center - Dehiwala
    Vocational Training Center - Dehiwala
    Distinction
  • Gampaha Technical College
    Gampaha Technical College
    Nvq Level 4 Computer Networking
  • Nalanda Boys' National College - Minuwangoda
    Nalanda Boys' National College - Minuwangoda
    Commerce Stream

Frequently Asked Questions about Avishka Lahiru Gunawardhana

What company does Avishka Lahiru Gunawardhana work for?

Avishka Lahiru Gunawardhana works for Openlink (Pvt) Ltd

What is Avishka Lahiru Gunawardhana's role at the current company?

Avishka Lahiru Gunawardhana's current role is Network and Security Engineer.

What schools did Avishka Lahiru Gunawardhana attend?

Avishka Lahiru Gunawardhana attended University Of Greenwich, Vocational Training Center - Dehiwala, Gampaha Technical College, Nalanda Boys' National College - Minuwangoda.

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