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Gayan Jayasuriya

Senior Information Technology Windows System Engineer at Cargills Bank Limited

Contact Information

us****@****om

(386) 825-5501

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Location

Sri Lanka, LK

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Senior Information Technology Windows System Engineer
- Jun 2017 - Present
•Managed and administrated Microsoft System Center Configuration Management (SCCM) and WSUS patching systems. •Patched on windows servers and 1000+ windows end user PCs, which help to increase security by 95%. •Managed and administrated Hyper-V Failover Cluster, Active Directory Domain, Domain Name Service (DNS), User account management. •Performed security audits, creating GPOs to tighten and mitigate OS security vulnerabilities. •Conducted disaster recovery and server failover testing to ensure that all critical servers met DR and compliance policies. •Coordinated the implementation of NAS & SAN environment. •Administrated and supported Email server. •Managed File systems, Disk array, RAID implementation, LUN mapping. •Monitored daily backup status, tape drive contention, restoration of missing files/directories, disaster recovery and other backup related activities (Commvault) •Coordinated the network setup for branch implementation. Show less

IT Executive System Support
- Jun 2016 - Jun 2017
•Configured and Managed Active Directory, DNS, DHCP, WSUS, ESET Antivirus, backup servers. •Administrated accounts, rights, groups, security, and audit policy. •Administrated and supported Microsoft O365. •Administrated OpManager network monitoring system. •Troubleshooted TCP/IP network connectivity issues. •Managed Fortigate firewall 100d. •Implemented firewalls and security devices to ensure network security. •Configured and Managed Active Directory, DNS, DHCP, WSUS, ESET Antivirus, backup servers. •Administrated accounts, rights, groups, security, and audit policy. •Administrated and supported Microsoft O365. •Administrated OpManager network monitoring system. •Troubleshooted TCP/IP network connectivity issues. •Managed Fortigate firewall 100d. •Implemented firewalls and security devices to ensure network security.

IT Executive
- Jul 2014 - Jun 2016
•Reduced the company’s budget by 10% through IT contract re-negotiations. •Designed, implemented, and administrated Windows 2012R2 Active Directory Domain Services infrastructure. •Implemented and Managed servers, workstation, computers, printers, routers, Manageable switches, and existing network applications. •Managed inventory of software licenses, software application, hardware, and IT supplies. •Reduced the company’s budget by 10% through IT contract re-negotiations. •Designed, implemented, and administrated Windows 2012R2 Active Directory Domain Services infrastructure. •Implemented and Managed servers, workstation, computers, printers, routers, Manageable switches, and existing network applications. •Managed inventory of software licenses, software application, hardware, and IT supplies.

Assistant Network Administrator.
- Aug 2012 - Dec 2013
•Maintained internal company networks. •Coordinated with manager to set user access, permissions, and rules to prevent unauthorized access. •Maintained internal company networks. •Coordinated with manager to set user access, permissions, and rules to prevent unauthorized access.

University of Moratuwa
Master of Science - MS, Information Technology

2020 - 2022
SLIIT
Bachelor of Science, Information Technology

2010 - 2014
SLIIT
Diploma of Information Technology, Information Technology

2010 - 2012
Prince of wales’ college.

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