Ogechi Daniel
Ndubuisi

I build the infrastructure that organisations depend on — from 250-node campus networks and solar-backed power systems to VLAN-segmented secure environments. Eight years of hands-on engineering across education and enterprise sectors in Nigeria.

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Years Experience
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Nodes Deployed
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Institutions Served

The engineer behind
the infrastructure

I'm an IT Infrastructure Engineer with over 8 years of hands-on experience supporting enterprise systems, network infrastructure, and cybersecurity operations across Nigeria. My work sits at the intersection of hardware engineering, network architecture, and security — I don't just maintain systems, I design environments built to last.

I've led deployments of 250+ workstation environments, configured Cisco switching and VLAN segmentation at scale, integrated solar-backed power infrastructure for critical uptime, and delivered security training that builds institutional awareness from the ground up.

Beyond the technical work, I've held leadership positions — as ICT Manager and as Chairman of the IEEE ComSoc UNIZIK Chapter — because I believe engineering impact comes through people as much as technology. I'm currently based in FCT-Abuja and actively seeking my next challenge.

Location
FCT-Abuja
Nigeria
Education
B.Eng.
Electronic & CE
Specialty
Network &
Cybersecurity
Status
Available
for hire now

What I work with

Across systems, networking, security, and operations — a full-stack view of enterprise infrastructure.

Systems & Infrastructure

Windows Server95%
Linux (Ubuntu / Kali)88%
Server Deployment & UPS92%
Cloud Infrastructure (AWS/Azure)90%
Virtualization (VMware/Proxmox)95%
Containerization (Docker/K8s)85%
Network Security & Firewalls88%
Server Deployment Linux Server Windows Server Hardware Diagnostics UPS Systems

Networking

Network Monitoring (Wireshark/Nagios)80%
TCP/IP & LAN/WAN93%
MikroTik / Ubiquiti82%
Cisco IOS / VLAN90%
Firewall & Security (Palo Alto/Fortigate)85%
Cloud Networking (AWS/Azure)78%
Cisco IOS VLAN TCP/IP LAN / WAN Cat6 Cabling MikroTik Ubiquiti VoIP / PBX

Cybersecurity

Penetration Testing (Red Team)80%
Endpoint Security (ESET/EDR)92%
Incident Response & Forensics85%
Network Security & Firewalls88%
Cloud Security (AWS/Azure)78%
ESET Kali Linux Wireshark

Security & Monitoring

IP Surveillance / CCTV88%
Access Control Systems84%
VMS (Genetec/Milestone)82%
Intrusion Detection Systems78%
IP Surveillance DVR / NVR Config Network Segmentation Access Control Firewall Management Biometrics

Operations & Leadership

ICT Operations Management95%
Team Training & Mentoring90%
Project & Risk Management85%
Strategic Planning88%
Incident Management ITIL Framework Vendor Management SLA Delivery Process Automation

Where I've made an impact

8 years across educational institutions and enterprise environments.

Nationwaves Telcom
FCT-Abuja

Systems Engineer

  • Design, deploy, and maintain telecommunications and network systems infrastructure for enterprise clients across FCT-Abuja.
  • Configure and manage routers, switches, and wireless access points to deliver reliable, secure, and high-performance connectivity.
  • Perform systems integration and commissioning of newly deployed network and communication equipment for client installations.
  • Conduct site surveys and implement structured cabling and wireless solutions tailored to each client's environment and requirements.
  • Monitor system health and performance metrics, proactively addressing capacity and availability issues before they impact service.
  • Maintain technical documentation including network diagrams, configurations, and maintenance logs in line with SLA commitments.
Federal Ministry of Industry, Trade & Investment
FCT-Abuja  ·  NYSC

IT Support Engineer

  • Manage and maintain ICT infrastructure across the Accounts and Admin Department — systems, networks, and all end-user devices — ensuring continuous, zero-downtime operations for government staff.
  • Monitor network performance and troubleshoot connectivity issues in real time, preventing operational disruptions to critical ministry functions.
  • Diagnose and repair hardware, software, and peripheral faults on desktops, laptops, printers, and office equipment across the department.
  • Administer user accounts, access permissions, and shared resources; coordinate with vendors for procurement, repairs, and escalations.
  • Carry out scheduled preventive maintenance on computers, UPS units, and networking equipment to prolong asset life and reduce failure rates.
  • Maintain comprehensive documentation of technical incidents, resolutions, and equipment inventory for departmental records.
De Lord's International College
Awka, Anambra

ICT Manager

  • Managed end-to-end ICT infrastructure — systems, networks, and all end-user devices — for the entire institution.
  • Maintained computer systems, networking equipment, and digital platforms with minimal downtime.
  • Led troubleshooting, hardware upgrades, and preventive maintenance programmes across all labs and offices.
  • Designed and delivered ICT training programmes for academic staff and non-technical faculty.
MICTU, Nnamdi Azikiwe University
Awka, Anambra

Systems & Network Support Intern

  • Diagnosed and repaired hardware failures across 200+ laptops and desktop workstations.
  • Configured Cisco switches and implemented VLANs across large-scale university computer halls.
  • Supervised structured cabling installations across multi-floor academic buildings.
  • Executed malware remediation and endpoint security operations at institutional scale.
Patgabin Printing Press
Uyo, Akwa Ibom

Systems Analyst

  • Provided systems and hardware support for production and office environments, minimising unplanned downtime.
  • Supported local network infrastructure and all endpoint systems across production floors and offices.
  • Mentored junior technical staff and oversaw daily ICT operations.

Things I've built

Large-scale deployments, infrastructure builds, and programmes delivered from the ground up.

Enterprise Network Deployment — 250+ Nodes

Designed and deployed full structured cabling infrastructure for a 250+ workstation environment. Configured switching, VLAN segmentation, and secure access controls to support high-availability institutional operations.

Cisco IOS VLANs Cat6 Cabling Network Security

Digital Library & CBT Centre Infrastructure

Installed and configured 250 workstations with complete supporting infrastructure for a university Computer-Based Testing centre. Achieved stable performance, maximum uptime, and secured access throughout the facility.

Workstation Deployment Server Setup Access Control

Institutional Cybersecurity Training Programme

Designed and delivered a multi-session security training curriculum covering firewalls, intrusion detection, encryption, and endpoint security — building institutional cybersecurity awareness from scratch across staff and faculty.

Security Awareness Endpoint Security Curriculum Design

Solar-Backed Power Resilience Infrastructure

Engineered and integrated solar-backed UPS power systems for critical ICT infrastructure, dramatically improving uptime and operational reliability in a region with frequent power instability.

Solar Power UPS Integration Critical Infrastructure

Certifications & Education

Verified credentials across Cisco networking, cybersecurity, and enterprise IT.

🔵
Cisco Networking Basics Cisco Networking Academy
🔵
Networking Devices & Initial Configuration Cisco Networking Academy
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Cisco Endpoint Security Cisco Networking Academy
🔵
Cisco Cybersecurity Specialist Cisco Networking Academy
🟦
IBM Cybersecurity Specialist Professional IBM · Coursera

Education

B.Eng. Electronic & Computer Engineering

Nnamdi Azikiwe University, Awka

Professional Affiliations

IEEE Communications Society (ComSoc) Chairman — UNIZIK Chapter, 2023–2025
(ISC)² — Candidate Member International Information System Security Certification Consortium

Ready to build something great?

I'm open to full-time infrastructure engineering roles, senior IT positions, consulting engagements, and security projects. If you need someone who can design, deploy, and defend complex IT environments — let's talk.

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