Leon Harrison

Leon Harrison Email and Phone Number

System and Data Management Professional with Extensive Experience in I.T. infrastructure
Leon Harrison's Location
Spanish Town, Saint Catherine, Jamaica, Jamaica
About Leon Harrison

Experienced IT professional with experience in System Administration, Systems Security, Database administration, data security and data analytics supported by a demonstrated history of working in the information technology and services industry. Skilled in Databases, Data Warehousing and database design. Strong information technology professional with a Bachelor's degree focused in Computer Science from University of the West Indies.

Leon Harrison's Current Company Details

System and Data Management Professional with Extensive Experience in I.T. infrastructure
Leon Harrison Work Experience Details
  • Jamaica Broilers Group Limited
    System And Database Administrator
    Jamaica Broilers Group Limited Apr 2022 - Feb 2024
    Saint Catherine, Jamaica
    • Deploy Server (Dell PowerEdge) to satisfy business requirements• Install BIOS and firmware upgrades using IDRAC on Dell servers• Deployed OS security patches and software using System Centre Configuration Manager (SCCM).• Manage Bit locker and LAPS through SCCM for critical workstations.• Administer and manage Cloud Management Gateway (CGM) to facilitate WFH computer software deployment and SCCM client upgrade.• Utilized platforms/tools such as SolarWinds, VMWare ESXI, Hyper-V, Nutanix, Azure AD, Microsoft 365, Lansweeper, Zerto, Carbon Black, Checkpoint, vRx, AD Manager, SentryOne etc. • Manage backup solutions for US, Jamaica, and Haiti sites using Integrated Data Protection Appliance 4400 (IDPA).• Managed Windows Server 2008 R2, 2012, 2016, 2019, and 2022 Operating Systems.• Support applications to include Dynamic 365, AX 2009, and Retail Management System• Provide daily support by responding to service desk requests from employees• Manages Database administration tasks such as installing, upgrading, and patching database servers across the US, Jamaica, and Haiti sites• Implement SQL High Availability using Windows Failover Cluster and SQL availability groups• Plan storage requirements, manage database security access, and Document the Database environments.• Implemented database backups and retention for US, and Jamaica sites• Deployed SQL security patches and software using vRx and sometimes manually• Contributed to the yearly review of the company's backup policy.• Support Dynamic 365 environment• Develop and maintain SSRS reports
  • Tax Administration Jamaica
    System And Database Administrator
    Tax Administration Jamaica Sep 2019 - Apr 2022
    Kingston, Jamaica
    Deployed OS and SQL patches using Windows server update service (WSUS).Deployed and manage virtual machines through Hyper-V hypervisor.Administer Microsoft Office 365 through Microsoft Admin Center.Maintain/manage Windows Failover Cluster for high availability and scalability in windows environment.Manage SSL certificates for internal and external websites hosted on windows platform via Internet Information System (IIS)Manage SQL database security through active directory, database security roles, and internal firewall.SQL server optimization and query tuning.Lead SQL server Data migration in production environmentImplement and maintain SQL server backups through SQL server maintenance manager.Configure SQL server jobs to manage data integrity.Manages DBA tasks such as install, upgrade, patch database servers across Jamaica, allocate and plan storage requirements, managing database access and Documenting the DB environment.
  • Tax Administration Jamaica
    Application Security Administrator
    Tax Administration Jamaica Jul 2018 - Sep 2019
    Jamaica
    As the Application Security Administration I am responsible for the day-to-day administration of information security tools and devices, as well as first-level and second-level support for security information and event management (SIEM) including remediation tasks. My core functions includes: Conduct security awareness training for all staff levelsManaging application security for over 2000 daily users for applications used by Tax Administration JamaicaConfiguring and testing systems roles and functions for applications used by Tax Administration JamaicaMonitoring daily logs to mitigate treats on the organization networkPerforming threat and vulnerability assessments, in some cases followed by appropriate remedial actionApplying patches, removing or otherwise mitigating known control weaknesses, as a means to hardening systemsCollate security incident and event data to produce monthly exception and management reportsAssist and train teammates and employees in the use of security tools and security best practicesDevelop and maintain documentation for security systems and procedures.Research, recommend, evaluate and implement information security solutionsWork with third-party vendors and consultants on developing system-specific skills
  • Tax Administration Jamaica
    Data Quality Analyst And Technical Application Support
    Tax Administration Jamaica Sep 2017 - Aug 2018
    72 Harbour Street | Kingston | Jamaica
    Overview:Conduct quality assurance of information systems; review data placed into data warehouses for accuracy and recommend enhancements to record systems, as well as data acquisition processes to improve the accuracy of operation data, also develop, document and maintain data quality goals and standards. • Development and manage data warehouse used by the data forensic team in crucial decision- making processes• Use software/ applications to assist in data cleaning (talend data studio, openrefine, SSIS, SSDQS)• Works with business and technical teams to define business and data policy rules to ensure data quality• Researches and fix data quality issues found by application users, software developers and testers• Profiles databases to identify current data quality issues (accuracy, timeliness, completeness, consistency, integrity and conformity)• Monitors compliance of data flows against data quality standards and rectify Data Management a issues• Designs, implements, tests and administers data correction measures to fix current data quality issues• Determine root cause for data quality errors and make recommendations for long-term solutions.• Promotes data quality awareness across multiple staff profile (Managers and operational staff)• Reviews reports generated from the database to ensure accuracy and completeness of the data represented in the report• Writes script to fix and clean data• Documents data cleansing, data monitoring and data correction jobs• Maintains or expands knowledge of applicable data privacy practices and laws;• Performs other related duties assigned by the Manager, Data Management.
  • Ministry Of Science, Energy And Technology
    Data And Communication Analyst Ministry Of Science, Energy And Technology
    Ministry Of Science, Energy And Technology Jan 2015 - Aug 2017
    Kingston Jamaica Wi
    • Providing Support through data gathering, data verification and data analysis.• Design relational databases • Cleaning & processing and load data into SQL relational databases• Support various project units and energy division in creating and maintaining databases on energy consumption data for public sector organizations• Assist in reviewing the quality of reports from energy auditors and other technical consultant, providing comments and recommendations for improvement where necessary• Work with management team to create reports for internal and external stakeholders• Create tables and associated charts to support findings from the analysis of data • Creating dashboards to show achievements against Key Performance Indicators• Forecast energy consumption based on historical data, rate classes and intensity of Energy Efficiency and Energy Conservation Measures. • Conduct routine site visits to verify the variations in energy consumption.
  • Ministry Of Science, Energy And Technology
    Junior Data Analyst
    Ministry Of Science, Energy And Technology Jan 2014 - Dec 2014
    Kingston, Jamaica
    • Assist with acquisition, extraction, cleansing and conversion of data• Working in conjunction with accounts department to identify areas of discrepancies with energy cost and energy consumption in government organizations• Perform data analysis function for the energy division including development of ad hoc reports• Perform daily data entry
  • Gracekennedy Ltd.
    Contracted Promotion Supervisor At Grace Kennedy Foods And Services
    Gracekennedy Ltd. Jan 2014 - Dec 2016
    Kingston Jamaica
    • Participate in the brainstorming of new and strategic promotion/ marketing ideas to drive consumer interest• Supervise and monitor promotions and promotion teams of up to 5 promoters• Prepare comprehensive reports on in-store activities• Participate in marketing, customer service and ethics training sessions for promoters
  • Egov Jamaica Limited
    Project Management Intern
    Egov Jamaica Limited Jun 2013 - Aug 2013
    • Work alongside Managers of the Project Management Unit team to provide solutions to various issues• Develop flow charts for various Software Development Processes used by the organization

Leon Harrison Skills

Computer Network Operations Microsoft Excel Data Analysis R Javascript Php Html Mysql Website Development Web Design Graphic Design Java Programmer Sql Software Development Microsoft Sql Server Python Web Development Html 5 Css3 Jquery Databases Programming Data Warehousing Microsoft Office Routers Java Cascading Style Sheets

Leon Harrison Education Details

Frequently Asked Questions about Leon Harrison

What is Leon Harrison's role at the current company?

Leon Harrison's current role is System and Data Management Professional with Extensive Experience in I.T. infrastructure.

What schools did Leon Harrison attend?

Leon Harrison attended University Of The West Indies, University Of Technology, Jamaica.

What are some of Leon Harrison's interests?

Leon Harrison has interest in Poverty Alleviation, Science And Technology, Economic Empowerment.

What skills is Leon Harrison known for?

Leon Harrison has skills like Computer Network Operations, Microsoft Excel, Data Analysis, R, Javascript, Php, Html, Mysql, Website Development, Web Design, Graphic Design, Java Programmer.

Not the Leon Harrison you were looking for?

Free Chrome Extension

Find emails, phones & company data instantly

Find verified emails from LinkedIn profiles
Get direct phone numbers & mobile contacts
Access company data & employee information
Works directly on LinkedIn - no copy/paste needed
Get Chrome Extension - Free

Aero Online

Your AI prospecting assistant

Download 750 million emails and 100 million phone numbers

Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.