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Dexter Muma is a seasoned IT professional with extensive experience in systems administration, network security, and software development. He holds various certifications, including HIKVISION Certified Security Associate (HCSA), CISCO CCNA, and a Bachelor of Engineering degree in Systems Engineering. With expertise in languages such as English, Bemba, Nyanja, and Japanese, Dexter has worked in various roles, including IT Specialist, System Administrator, and Lead Engineer.

Experience

  • PAX SOLUTIONS
    • Lusaka, Zambia
    • Lead I.T Engineer and Consultant
      • Jan 2021 - Present
      • Lusaka, Zambia

       On call IT personnel. Lead engineer at university of Lusaka security and surveillance installation project Lead engineer at MFEZ security and surveillance installation and maintenance project Systems Solutions Designer with AutoCAd, Adobe,Auto revit Manage quality assurance on new and running projects  Server design and installations Hardware repair and maintenance of all computing devices Review equipment needs and make recommendations to executives, such as hardware, software, and subscriptions. Study the performance of Data Specialists and provide candid feedback Establishing new project specifications to determine feasibility and requirements. Setting up new workstations for new employees and ensuring they work properly before employee starts. Installing and configuring hardware and software components to ensure usability Re-installing entire workstations or specific components from workstations Troubleshooting hardware and software issues Ensuring electrical safety standards are met Repairing and replacing damaged hardware Upgrading the entire system to enable compatible software on all computers Updating and upgrading anti-virus software to ensure security at the user level Configuration of CCTV Systems, Alarm Systems, Network devices such as Routers and Switches and Access Control Systems. Provide professional On-site technical support and advice. Trouble shooting of equipment Desktop, printers, Laptops, Access Control Devices, NVR’s DVR’s for both analog and digital cameras. Being a reference point for all IT related queries at the user level and responding to user needs in a timely manner and ensuring the optimal running of all systems  Performing tests and evaluations on new software and hardware Providing support to users and being the first point of contact for error colleagues Conducting daily backup operations for BCP/DRP purposes Managing technical documentation

  • Bolabet Company Limited
    • Lusaka, Lusaka Province, Zambia
    • IT Specialist
      • Jan 2021 - Present
      • Lusaka, Lusaka Province, Zambia

       On call IT personnel. Hardware repair and maintenance of all computing devices  Review equipment needs and make recommendations to executives, such as hardware, software, and subscriptions.  Study the performance of Data Specialists and provide candid feedback  Establishing new project specifications to determine feasibility and requirements.  Setting up new workstations for new employees and ensuring they work properly before employee starts.  Installing and configuring hardware and software components to ensure usability  Re-installing entire workstations or specific components from workstations  Troubleshooting hardware and software issues  Ensuring electrical safety standards are met  Repairing and replacing damaged hardware  Upgrading the entire system to enable compatible software on all computers  Updating and upgrading anti-virus software to ensure security at the user level  Configuration of CCTV Systems, Alarm Systems, Network devices such as Routers and Switches and Access Control Systems.  Provide professional On-site technical support and advice.  Trouble shooting of equipment desktop, printers, Laptops, Access Control Devices, NVR’s DVR’s for both analog and digital cameras.  Being a reference point for all IT related queries at the user level and responding to user needs in a timely manner and ensuring the optimal running of all systems  Performing tests and evaluations on new software and hardware  Providing support to users and being the first point of contact for hardware and system errors  Conducting daily backup operations for BCP/DRP purposes  Managing technical documentation

  • Angel Oak Technologies (HIKVISION)
    • Plot Number 96 Makishi Road Lusaka, Zambia
    • I.T Specialist and Hikvision Trainer
      • Jan 2019 - Dec 2020
      • Plot Number 96 Makishi Road Lusaka, Zambia

       On call IT personnel. Plan and Design networking and Security Solutions. Configuration of CCTV Systems, Alarm Systems, Network devices such as Routers and Switches and Access Control Systems. Review equipment needs and make recommendations to executives, such as hardware, software, and subscriptions. Evaluate the performance of Data Specialists and provide feedback Study and establish new project specifications to determine feasibility and requirements. Resolve project issues and escalate issues to teams, executives and clients  Provide professional On-site technical support and advice. Trouble shooting of equipment desktop, printers, Laptops, Access Control Devices, NVR’s DVR’s for both analog and digital cameras. Installation of CCTV systems, Alarm Systems and LAN Networks. Software and hardware Installation. Photo Designing and editing for different purposes using Photoshop, Adobe illustrator, AdobeCS7, Corel Draw Worked as the On call Software, Systems and tech Support Identified and corrected performance issues Create Visual concepts by hand and by Using Computer programs Communicate ideas that inspired, informed and captivated consumers To develop the overall layout and production design for advertisement(Brochures, magazines and corporate reports) Installation and configuration of Firewalls and Network Monitoring Tools Ensuring that the Local Area Network (LAN) and the Wide Area Network (WAN) services are available at all times to personnel. Planning and implementation of LAN, WAN, WLAN, MAN, SAN & VPN infrastructure to ensure reliable and quality network service delivery that meets international standards. Local area network (LAN) or wide area network (WAN) performance and data evaluation to ensure optimum performance,  Identify network problems and perform disaster or recovery purposes.

  • Makeni Institute Trust
    • Makeni Konga, Makeni Road Lusaka, Zambia
    • I.T Specialist and Computer studies and Business Studies Tutor
      • Feb 2018 - Feb 2019
      • Makeni Konga, Makeni Road Lusaka, Zambia

       Designed and Built the schools computer lab  Designed, implemented configuarations, installations and implemented the schools computer lab with all deployments (Domain Controllers, DNS web server Systems, Software’s, Databases, Vspace and other external computing devices) Developed their first student management system Implemented the Institutions ICT Policies and procedures are in compliance with all application legislation Oversaw the efficient, accurate utilization or repair of the institutions various ICT equipment and ensure that minimum downtime in maintained Prepared the curriculum and presenting the material to the class assigned homework to students and grading assignments,  Giving feedback and communicating effectively with students at all levels of technological understanding.  Ensuring that class materials are up to date  Reviewing curriculum and demonstrating professionalism in dealing with others.  Worked as the On call resident Software, Systems and tech support for the school  Identified and corrected performance issues for the school and the school facaulties Windows Server Systems Administration 2008 and 2012,  Responsible for data backups and restoring of data as per required by the school Implemented Network Security Administration protocols  Introduced, Implemented and administered advanced Microsoft technologies and software’s Installed monitored and recommended Anti-Virus and Anti-spam products and procedures for the whole School and the school lab network ICT and Business Studies teacher Prepared lesson plans, schemes of work frequent tests and student assessment Trained school personnel in the proper use of hardware and software resources Conducted Thorough Hardware and software support repair & Maintenance Established the best use of I.T application and devices of company resources to resolve queries and improve services provided to both the school faculty and external personnel

  • Astro Africa Ltd
    • Cresta Golf View Hotel, Office Suite 5, Off Great east road, Lusaka, Zambia
    • I.T and Systems Administrator
      • Jan 2013 - Feb 2018
      • Cresta Golf View Hotel, Office Suite 5, Off Great east road, Lusaka, Zambia

       Systems Administration and Data Management with the following systems QuickBooks Accounting Enterprise system (Virtually Hosted and locally hosted) SAGE ERP Software and its components Loan Performer Credit System using MySQL Database  ZOHO CRM ( Cloud Hosted) Reduced company costs by centralizing Installations and deployments (Domain Contrlolers, DNS web server Systems, Software’s, Databases, VMware, Vcenter, HyperV, CCTV, PBAX and other external devices) Increased data and systems security through consistent Data verification, Data encryption Networking security protocols, Systems configurations, analysis and Maintenance  Windows Server Systems Administration 2008 and 2012 (Virtually Hosted and Localized) Introduced and implemented SQL Server Scripting for information and security investigation Responsible for data backups and restoring of data as per required  implemented Enterprise resource Planning (ERP) Systems management and database administration. Introduced, Implemented and administered advanced Microsoft technologies Trained users in the proper use of hardware and software resources Managed all ICT service contracts entered into by the institutions with third parties. Oversaw the efficient, accurate utilization or repair of the institutions various ICT equipment and ensure that minimum downtime in maintained Responsible for all Contractual Agreements and deliverables such as SLA’s and KPI’s Conceptualized Methods, techniques and overall direction involved in technology approaches and selection processes by collating information on vendors and/or products for evaluation against criteria. Established the best use of I.T application and devices of company resources to resolve queries and improve services provided to both your organization and all customers and or clients involved. Presented analysis finding both verbally and in written report weekly and monthly

  • MTN Zambia Techmahindrah
    • Petroda House Great North Road Lusaka Zambia
    • Customer care management center Call center Associate
      • Jun 2012 - Dec 2012
      • Petroda House Great North Road Lusaka Zambia

       Effectively managed a high volume of inbound and out bound customer calls Addressed and resolved customer product complaints empathetically and professional Gathered and verified all customer information for tracking purposes Accurately document researched and resolved customer service queries Referred unresolved customer grievances to the designated department for further investigation Resolved service pricing and technical problems for customers by asking clear and specific questions Managed high call volumes with tact and professionalism Acted professionally with patience when addressing negative customer feedback Met or exceeded all expected service and quality standards every review period

Education

  • 2022 - 2024
    Information and Communications University
    Bachelor of Engineering - BE, Systems Engineering
  • 2019 - 2020
    HIKVISION
    Hikvision Certified Security Associate (HCSA), Computer and Information Systems Security/Information Assurance
  • 2019 - 2020
    Evelyn Hone College
    CISCO CCNA, Computer Systems Networking and Telecommunications
  • 2015 - 2017
    Atlantic International University
    Bachelor's degree, Computer Science and Engineering
  • 2010 - 2012
    National Institute of Public Administration
    Diploma In Information Systems and Programming, Information Technology
  • 2018 -
    Evelyn Hone College
    Certification, Adult and Continuing Education and Teaching

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