THARINDU AMARASINGHE
Naenae,New Zealand
Summary
IT professional specializing in network administration and infrastructure management. Expertise in monitoring system integrity, performing daily backups, and conducting vulnerability assessments on banking applications. Skilled in configuring and maintaining firewall environments, ensuring compliance with security protocols while providing high-quality technical support.
Overview
15
15
years of professional experience
1
1
Certificate
Work History
Senior Systems Engineer
D Tech Pvt. Ltd.
01.2019 - Current
- Designed and implemented solutions to enhance resilience of existing systems
- Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
- Monitoring network traffic, and activity, capacity and usage to ensure continued integrity and optimal network performance
- Undertake data network fault investigations in local and wide area environments using information from multiple sources
- Supported and administered firewall environments ensuring compliance with IT security policies
- Configure routing and switching equipment, hosted IP voice services (CISCO)
- Researched, analyzed, and monitored network infrastructure to ensure optimal configuration and performance
- Report network operation status based on project management and priority information
- Perform daily backup operations (ARCserve), ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes are created, and media is recycled and sent off site as necessary.
- Manages the data center and computer host systems including hardware, software and equipment such as air-conditioning system, UPS (uninterrupted power system) and fire protection system
- Install and configure Core banking, UNIX and Linux Base systems
- Maintaining Banking and Core banking Systems. (Web & Mobile)
- Maintaining Kaspersky Lab Kit Server with around 500 Client PC handling
- Internet & Zimbra Email client PC configuring with Troubleshooting above floors.
- Identifying problems and then suggesting technical computer-based solutions.
- Implementation and managing Bank ATMs.
- Performed vulnerability assessment and hardening on Linux servers and banking applications.
- Completed Bank Transaction Switch migration with bank staff and vendors.
- Working on documentation and capacity management with Backup maintained.
- Hands on experience of server operating systems, security and remote access.
- Knowledge and experience with Firewall and Proxy. (pfsense, ClearOS, CentOS)
- Network cabling and Providing ongoing service, repair and maintenance of varied CCTV systems within the area.
- Knowledge and experience with Firewall and Proxy. (pfsense, ClearOS, CentOS)
- Network cabling and Providing ongoing service, repair and maintenance of varied CCTV systems within the area.
Network Assistant
Peoples Bank
12.2013 - 01.2019
- Install and configure Core banking, UNIX and Linux Base systems
Maintaining Kaspersky Lab Kit Server with around 500 Client PC handling
Internet & Zimbra Email client PC configuring with Troubleshooting above floors.
Identifying problems and then suggesting technical computer-based solutions.
Implementation and managing Bank ATMs.
VA fixing & hardening on Linux servers and Banking applications.
Maintaining Banking and Core banking Systems. (Web & Mobile)
Completed Bank Transaction Switch migration with bank staff and vendors.
Working on documentation and capacity management with Backup maintained.
Hands on experience of server operating systems, security and remote access.
Knowledge and experience with Firewall and Proxy. (pfsense, ClearOS, CentOS)
Network cabling and Providing ongoing service, repair and maintenance of varied CCTV systems within
the area.
Help desk services over the phone and visit. - Assisted in maintaining network infrastructure and resolving connectivity issues.
- Collaborated with IT team to implement security protocols and system updates.
- Monitored network performance using monitoring tools and reported anomalies.
Associate Network Engineer
LAUGFS Holdings
06.2011 - 11.2013
- Design and implement new solutions and improve resilience of the current environment
Monitoring network traffic, and activity, capacity and usage to ensure continued integrity and optimal
network performance
Undertake data network fault investigations in local and wide area environments using information from
multiple sources
Assembling, mounting and Monitoring Blade Center, HP, Dell, etc. servers.
Support and administer firewall environments in line with IT security policy (pfsense, Sophos)
Configure routing and switching equipment, hosted IP voice services (CISCO)
Provided remote hand support for clients.
Responsible for ensuring ITIL/ISO 270001 ISMS Procedures are enforced and adhered to across IDC sites.
Researching, analyzing, evaluating and monitoring network infrastructure to ensure networks are
configured to operate at optimal performance
Report network operation status based on project management and priority information
Talk staff or clients through a series of actions, either face-to-face or over the phone, to help set up
systems or resolve issues
Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources,
systems and key processes, reviewing system and application logs, and verifying completion of
scheduled jobs such as backups.
Perform daily backup operations (ARCserve), ensuring all required file systems and system data are
successfully backed up to the appropriate media, recovery tapes are created, and media is recycled and
sent off site as necessary.
Manages the data center and computer host systems including hardware, software and equipment such
as air-conditioning system, UPS (uninterrupted power system) and fire protection system - Monitored network traffic, identifying and resolving connectivity issues to ensure smooth operations.
- Assisted in designing network architecture, aligning infrastructure with business operations for improved efficiency.
- Design and implement new solutions and improve resilience of the current environmentMonitoring network traffic, and activity, capacity and usage to ensure continued integrity and optimalnetwork performanceUndertake data network fault investigations in local and wide area environments using information frommultiple sourcesAssembling, mounting and Monitoring Blade Center, HP, Dell, etc. servers.Support and administer firewall environments in line with IT security policy (pfsense, Sophos)Configure routing and switching equipment, hosted IP voice services (CISCO)Provided remote hand support for clients.Responsible for ensuring ITIL/ISO 270001 ISMS Procedures are enforced and adhered to across IDC sites.Researching, analyzing, evaluating and monitoring network infrastructure to ensure networks areconfigured to operate at optimal performanceReport network operation status based on project management and priority informationTalk staff or clients through a series of actions, either face-to-face or over the phone, to help set upsystems or resolve issuesPerform daily system monitoring, verifying the integrity and availability of all hardware, server resources,systems and key processes, reviewing system and application logs, and verifying completion ofscheduled jobs such as backups.Perform daily backup operations (ARCserve), ensuring all required file systems and system data aresuccessfully backed up to the appropriate media, recovery tapes are created, and media is recycled andsent off site as necessary.Manages the data center and computer host systems including hardware, software and equipment suchas air-conditioning system, UPS (uninterrupted power system) and fire protection system
Education
Bachelor of Technology - Networking Technology
University of Vocational Technology, Sri Lanka
Sri Lanka01-2016
National Diploma - ICT NVQ 5
Collage of Technology Ratnapura
Sri Lanka01-2011
Skills
- System Architecture
- Cloud Infrastructure
- Network Security
- Virtualization technologies
- Windows/Linux network
- System Administration
- Network Administration
- NOC/SOC operations
- Incident Management
- Data Center Operation
- ITSMs
- Firewall
- Cloud technologies
- User support
- Multitasking
- Technical Leadership
- ERP systems
Certification
- Microsoft Azure Administrator - AZ-104
- Microsoft Certified Professional 70-410, 70-411
- VMware Certified Professional 6.5 - Data Center Virtualization
- RHCSA - Red Hat Certified System Administrator
- RHCE - Red Hat Certified Engineer
- Cisco Discovery (CCNA)
- Sophos and Fortinet Certified Engineer
- Kasper Certified Engineer (Partner Exams)
Timeline
Senior Systems Engineer
D Tech Pvt. Ltd.
01.2019 - Current
Network Assistant
Peoples Bank
12.2013 - 01.2019
Associate Network Engineer
LAUGFS Holdings
06.2011 - 11.2013
Bachelor of Technology - Networking Technology
University of Vocational Technology, Sri Lanka
National Diploma - ICT NVQ 5
Collage of Technology Ratnapura
Languages
- English, Fluent
- Shinhala, Fluent
References
- Mr. Indika Gunawardena, Vice President - IT, National Development Bank PLC (NDB), No.40, Nawam Mawatha, Colombo, 02, Sri Lanka, +94 77-8297552, +94-11 2 448 448, Indika.gunawardena@ndbbank.com
- Mr. Thilina De Mel, Systems / Security Administrator, Giesecke and Devrient ePayments Australia Pty Ltd, 94 Rushdale Street, Knoxfield, VIC, 3180, Australia, +61 426138392, thilina.demel@gi-de.com
Languages
- English, Fluent
- Shinhala, Fluent