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yamlakneh zinabu demoze
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Thembisa, Gauteng, South Africa
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Full-time jobs
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USD42/hour
Résumé
Jobs
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Infrastructure Technical LeadikejaMar 2026 - Current (8 months)• Define, document, maintain and enforce infrastructure technical standards across wireless access/backhaul networks, power systems (solar, batteries, charge controllers, UPS), and tower and mast infrastructure
• Final escalation point for complex, chronic, and high-impact infrastructure faults — lead root cause analysis (RCA) for major outages and recurring failures
• Approve or reject infrastructure designs on technical and safety grounds — enforce compliance with approved standards and require rework where installations are non-compliant
• Review and approve high-level infrastructure designs, upgrades, and expansions; provide technical input into project planning and infrastructure roadmaps
• Lead and upskill 20+ infr- Infrastructure TechnicianikejaJan 2023 - Feb 2026 (3 years 2 months)• Tower climbing and working at height — PtMP and PtP installations on 30+ towers ranging from 21m to 50m
• Cherry picker / elevated work platform — able to operate when technicians are unavailable, ensuring deployments continue without delay
• Installation and precision alignment of PtMP and PtP wireless links
• Router and managed switch deployment and configuration
• Complete off-grid solar system installations using Victron Energy MPPTs, inverters, and battery banks
• DC system wiring, cable sizing, fusing, and protection design
• System commissioning, live monitoring, fault-finding, and energy optimization
• Contributed to barrel AP mount redesign — lighter modular frame with integrated MikroTik switch - Wireless Field TechnicianikejaJan 2021 - Jan 2023 (2 years 1 month)• Installation, configuration, and maintenance of client WiFi networks and hotspot infrastructure
• Ubiquiti equipment: LBE, NSM2, PowerBeam, EdgeSwitch
• MikroTik equipment: hAP lite, RB2011, hAP ax lite, hAP ac, Cube, NRay, WAP60
• Cambium Networks: Force 300, Force 120, Force 3000L, Force 250, XV2
• TP-Link routers and range extenders
• Troubleshooting and fault resolution on live client networks
• Promoted to Infrastructure Technician in 2023 based on field performance
Education
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- ADiploma — ICND1 V3 CCNA (Cisco Networking Devices)Alison (CPD)Jan 2024 - Current (2 years 10 months)
- ALinux for Absolute BeginnersAlison (CPD)Dec 2023 - Current (2 years 11 months)
- ALinux Network AdministratorAlison (CPD)Dec 2023 - Current (2 years 11 months)
- ADiploma in Computer NetworkingAlison (CPD)Dec 2023 - Current (2 years 11 months)
- AComputer Networking — Wired & Wireless Networks and ProtocolsAlison (CPD)Dec 2023 - Current (2 years 11 months)
- ABasics of Network EngineeringAlison (CPD)Nov 2023 - Current (3 years)
- MikroTik MTCNAUdemyJan 2023 - Jan 2024 (1 year 1 month)
Projects (professional or personal)
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- Lehae Small Cells DeploymentikejaJan 2025 - Feb 2026 (1 year 2 months)• Deployed 4 small cell nodes achieving full community coverage across Lehae, Gauteng
• All nodes fully off-grid DC solar powered
• Network operating at near-capacity across all sectors — high subscriber demand confirmed via NOC coverage maps - PPharrowTech 60GHz Field TestingFeb 2024 - Mar 2025 (1 year 2 months)• Conducted under Ikeja — commissioned by PharrowTech (Belgium) to perform South African field testing of their 60GHz radio product
• Built a complete test network at own premises: AP infrastructure and 10 client nodes
• Maintained full project documentation and map records (November 2024 onward)
• Testing concluded successfully — PharrowTech has since moved to mass production - Witbank Multi-Community DeploymentikejaJan 2024 - Dec 2024 (1 year)• Secured infrastructure investment from Seriti Resources through technical presentation of IkejaWave equipment
• Deployed 40 small cell nodes across 4 communities: Phola (11), Kwa-Guqa (20), Siyanqoba (3), Clarinet (6)
• All sites fully off-grid, designed and deployed end-to-end - IkejaWave 60GHz Radio DevelopmentikejaFeb 2023 - Jul 2024 (1 year 6 months)• Core field team member in development of a proprietary 60GHz radio with integrated 2.4GHz and 5GHz hotspot capability
• Managed all field testing, documentation, and iterative improvement feedback across multiple development cycles
• Deployed 1 off-grid node, 2 APs, and 64 client installations for live performance testing
• Contributed feedback that shaped final manufacturing specifications
• Following 5 months of testing and refinement, IkejaWave proceeded to full manufacturing - Tembisa / Ivory Park / Rabie Ridge Small Cells RolloutikejaJan 2023 - Jun 2026 (3 years 6 months)• Led design and full deployment of 75 small cell nodes achieving complete area coverage across Tembisa, Ivory Park, and Rabie Ridge
• Each node: 7 APs per barrel, 60° beam per radio, hotspot enabled on AP1/AP3/AP5 for full 360° coverage, ~550m radius per node
• All 75 sites fully off-grid DC solar powered
• Contributed to barrel mount redesign — lighter frame with integrated MikroTik switch, shorter cable runs, improved maintainability - Tachyon TNA300 Series Field TestingikejaJan 2023 - Dec 2023 (1 year)• Conducted under Ikeja — selected as field test lead for Tachyon's TNA300 60GHz radio prototypes during active product development
• Deployed test infrastructure and conducted real-world performance evaluation
• Provided structured field data and feedback that contributed directly to product refinement
• Tachyon proceeded to mass production following successful field validation - MikroTik 60GHz Network UpgradeikejaJan 2022 - Apr 2026 (4 years 4 months)• Identified company need for high-speed infrastructure and proposed 60GHz solution using MikroTik Cube radios
• Designed and deployed a fully off-grid 60GHz site
• Successfully upgraded 70 clients to 50/20Mbps speeds
• Identified AP station capacity limitations and escalated findings, directly driving next-phase radio development