Lawrence Siringwani

Experience

• 

  Delta Beverages Pvt Ltd

  Apr 2012 - Feb 2013

  IT technician

  Networking,hardware mantainance and server administration

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  Public Service Commission of Zimbabwe

  Apr 2014 - Aug 2016

  Database Engineer

  Database Architecture and ASM,Configuring for Recoverability,Using the RMAN Recovery Catalog (RC),Configuring Backup Specifications, Using RMAN to Create Backups, Performing User-Managed Backup and Recovery,Using RMAN to Perform Recovery,Using RMAN to Duplicate a Database,Performing Tablespace Point-in-Time Recovery (TSPITR),Monitoring and Tuning RMAN,Using Flashback Technology,Additional Flashback Operations,Diagnosing the Database,Managing Memory,Managing Database Performance,Space Management.Knowledge of Linux SUSE.server configuration,Cisco router configuration Show less

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  Zimbabwe Revenue Authority (ZIMRA) Official

  Aug 2016 - Oct 2019

  Senior Database Engineer

  • Reports to ICT Operations manager • Install, update and upgrade database management system (ASYCUDA )• Prepare and configure database environment for ASYCUDA application installation• Participate in ASYCUDA system modeling walk-through to review entity relationship diagrams and process diagrams for conformance to standards and completeness of requirements• Recommend database management systems and hardware platforms to be used in ASYCUDA system implementations• Assign and control names used for the various portions of database including transaction codes, elements, tables, records, schema and sub schema• Ensure adequate security safeguards are in place to control access to all databases• Allocate disk space for new data tables and monitor space utilization for existing data tables• Create and maintain documentation of database errors and solution to help resolve future problems• Prepare periodic reports on the status of all database systems and database usage• Perform workload analysis and memory management on database and application systems• Monitor performance and update parameters to provide fast query responses to front-end users• Implement and manage Oracle tools and technology including but not limited to ASM, FRA, Flashback database and RMAN• Perform daily backup operations, ensuring all required database schemas are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary• Write database documentation, including data standards, procedures and definitions for the data dictionary (metadata). Configuration of Standby databases (logical,physical and snapshot) in order to meet ASYCUDA RTO and RPO Show less

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  Adept Solutions

  Jun 2018 - Aug 2021

  Oracle Instructor

  RMAN,ASM,Introduction to sql ,Administration I and AdministrationII

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  NMB Bank Limited Zimbabwe

  Oct 2019 - Oct 2024

  Senior Database Engineer | Enterprise Data Architecture Manager

  The Role was not limited to Oracle databases but it includes MySQL ,SQL server(2008-2016) ,Oracle(10g-23C)

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  1010 Technologies

  Sept 2024 - now

  Database Engineer