Oscar Bosha

Oscar Bosha

IP Core Network Engineer

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  • Timeline

  • About me

    Network & Security Engineer | GOOGLE Cloud Security & Architecture | (PMP)® | ISC²

  • Education

    • Harare institute of technology

      2013 - 2017
      Bachelor of Technology - BTech Electrical and Electronics Engineering
    • Telone centre for learning

      2009 - 2010
      Diploma Telecommunications Technology/Technician
    • Cisco Networking Academy

      -
    • Cisco Networking Academy

      -
  • Experience

    • Telone Zimbabwe (Pvt) Ltd

      Nov 2010 - Dec 2022
      IP Core Network Engineer

      • Proper planning, coordination, maintenance and support of the IP core network• Planning and Implementing Customer Equipment solution as per the various requirements of both Enterprise & Individual Customers• Responsible for ensuring reliable performance and availability of the core network infrastructure• Perform routing and switching configurations on CISCO, HUAWEI and ALCATEL-LUCENT Core devices to ensure optimum availability of the core internal network and external networks• Carry out routine network elements backups and maintenance tasks• Perform network analysis to proactively resolve impending issues and assist in decision making process• Support team to proactively manage, track and resolve clients and network challenges• Ensure all necessary process and procedures are followed and were appropriate suggest improvements• Ensure ticket handling process is adhered to and faults are cleared within SLA• Exposure to LARGE FINANCIAL networks, and working with high priority customers• Installation and commissioning of over 200 ADSL, MSAN and GPON sites across Zimbabwe• Perform major network upgrades and Technology Exposure : • BGP• OSPF, EIGRP, ISIS•HSRP, VRRP• MPLS • Cisco, Huawei and Sophos Network Infrastructure• Cisco and Huawei Firewall Technology• Layer 2 and Layer 3 Services Show less

    • Telone Centre for Learning

      Feb 2016 - Nov 2022
      Guest Technical trainer

      Versatile Technical Trainer specializing in :- Telecommunications- Electronics- Data and IP- Huawei Certified Internet Associate (HCNA)- Communication Systems and Digital Networks (City & Guilds)

    • EcoCash Holdings

      Jan 2023 - now
      Group Network Administrator

      Supporting Group Companies : Ecocash, SASAI Fintech, Ecosure, Moovah, Maisha Health Fund, MARS, Akello, Clean City, VAYA Technologies, Ecofarmer and Ownai• Planning network maintenance tasks, changes, upgrades, patching & routine activities. • Resolve routing and connectivity problems and performance issues.• Designing, building, maintaining, and extending LANs and WANs connections. ( L2/L3 VPNs, MPLS, IPSec VPNs, GRE VPN Tunnels, Remote Access VPNs)• Management and updating of network records and related changes• Planning and executing changes in accordance with company Change Management policy and procedures. • Capacity Planning.• Vulnerability Management & Network Security • Network Budget Planning and Cost Optimization• Scheduling and testing backup strategies, redundancies, and business continuity plans.Technology Exposure : • VMWare Virtualisation• Cisco and Fortigate Firewalls• Wireless Solutions : Cisco Mobility & Ruckus Smartzone• Network Monitoring : Solarwinds & OP Manager • Microsoft Azure Cloud• Cisco, Huawei and Lenovo Network Infrastructure• Veeam Backup and Replication• F5 BIG-IP Load Balancer Show less

  • Licenses & Certifications

    • Fibrehome FTTx

    • HCIA Security

      Huawei
      Jan 2020
    • Introduction to Cybersecurity

      Cisco
      Oct 2022
      View certificate certificate
    • ICSI | CNSS Certified Network Security Specialist

      ICSI (International CyberSecurity Institute), UK
      Jun 2020
    • AWS Certified Cloud Practitioner

      Amazon Web Services (AWS)
      Dec 2021
      View certificate certificate
    • Introduction to Cybersecurity

      Cisco
      Oct 2022
      View certificate certificate
    • AWS Certified Cloud Practitioner

      Amazon Web Services (AWS)
      Dec 2021
      View certificate certificate
    • IPv6 Foundations

      AFRINIC-The Internet Numbers Registry for Africa
      Sept 2021
      View certificate certificate
    • Microsoft Certified: Azure Fundamentals

      Microsoft
      May 2021
      View certificate certificate
    • HCNA Routing and Switching

      Huawei Technologies
      Nov 2017
  • Honors & Awards

    • Awarded to Oscar Bosha
      HUAWEI ICT COMPETITION - SUB-SAHARA AFRICA REGIONAL FINALS - Oct 2020 Attained 3rd place