Thisath Dewsen

Experience

• 

  Department of Technical Education & Training - Sri Lanka

  Jan 2021 - Dec 2021

  IT Trainee

  Provides technical support to end users, including troubleshooting computer problems, installing and configuring software | Provides IT training to end users | Maintains IT assets, such as computers, printers, and networks.

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  Bell Solutions (Pvt) Ltd

  May 2023 - Sept 2023

  IT System Executive

  Executed the Voice, Internet, SMS rating & billing processes in Linux AIX to update the customer's online bill.Monitored Auto process programs in Linux server environment which runs with SWITCH and troubleshooting errors by reading error logs.Daily and monthly execution of below mentioned backups and maintaining of the tape library and relocating of the backup tapes off site accordinglyo Month-end Oracle Database Tivoli Backupo Daily Oracle Database Archive Backupo Network Backupso TAR Backup (Oracle finance,40 server)o AS 400 backup operations (DCSL, Stassen)o Oracle PL SQL, Toad for Oracleo WinSCP, PuTTyo IBM-Storage management Software (Tivoli Storage Manager)o AS 400 Server Show less

• 

  Kohoku Lanka (Pvt/Ltd)

  Sept 2023 - now

  Web System Developer (IT Associate, Technical Support, Application Support)

  Develop and maintain Core Production Management Systems across multiple company sections. Continuously update and enhance systems to ensure optimal performance and functionality. Diagnose and resolve technical issues, including debugging and providing application support. Provide technical support to users, ensuring smooth operation and utilization of systems. Collaborate with team members to implement effective solutions and enhance system efficiency.Proficiently execute SQL queries to modify and update databases, providing essential support to system users. Utilize advanced database management techniques to ensure seamless functionality and enhance user experience within the system. Additionally, develop small to mid-level systems for internal company needs, ensuring tailored solutions that enhance departmental efficiency and address specific operational requirements. Show less