NJOKU, SAMUEL EJIKE
Senior Technologist
Owerri-West, NG.About
Innovation-driven Senior Technologist with over eight years of expertise in electrical system operations and high-voltage grid management. Proven in substation instrumentation, equipment testing, and industrial safety, complemented by recent upskilling in Cybersecurity, Data Science, and AI. Bridges traditional power infrastructure with modern digital security to enhance operational efficiency through data-driven insights and rigorous safety protocols.
Work
Enugu Electricity Distribution Company (EEDC)
|Distribution Substation Operator (DSO)
Enugu, Enugu State, Nigeria
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Summary
Managed critical substation operations and high-voltage grid stability for Enugu Electricity Distribution Company, ensuring reliable power delivery and adherence to safety protocols.
Highlights
Managed daily substation shifts, ensuring precise relaying of operational messages to System Controller and Headquarters for uninterrupted power flow.
Executed safe isolation and restoration of substation equipment, minimizing downtime during planned maintenance and mitigating impact of forced outages.
Issued and managed Protection Guarantees (PG), ensuring strict adherence to safety protocols and maintaining meticulous operational records for compliance.
Monitored and optimized load distribution and grid stability, contributing to consistent utility delivery and enhanced network reliability.
Transmission Company of Nigeria EEDC PC&M Unit
|Graduate Intern (NYSC)
Enugu, Enugu State, Nigeria
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Summary
Supported high-voltage power transmission operations and equipment maintenance as a Graduate Intern, gaining hands-on experience in critical infrastructure testing and repair.
Highlights
Conducted comprehensive diagnostic tests on transformers, including oil, high-voltage insulation, ratio/excitation, to ensure operational integrity.
Installed and calibrated critical control panels and instruments, including protective relays and transformer oil testing machines, enhancing system accuracy.
Performed repairs and routine maintenance on faulty relays, successfully restoring system functionality and minimizing potential disruptions.
Education
Federal Polytechnic Nekede, Owerri
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Higher National Diploma (HND)
Electrical/Electronic Engineering (Instrumentation & Control)
Grade: Lower Credit
Imo State Polytechnic, Umuagwo
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National Diploma (ND)
Electrical/Electronic Engineering
Grade: Upper Credit
Juval Comprehensive Secondary School, Aba
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West African Senior School Certificate (WASSCE)
State School 1 Orogbum, Port Harcourt
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First School Leaving Certificate (FSLC)
Languages
English
English, igbo
Fluent
Certificates
Introduction to Cybersecurity Essentials
Issued By
IBM / Coursera
Specialization: Energy Production, Distribution & Safety
Issued By
University at Buffalo
Data Science Fellowship
Issued By
NITDA 3MTT / FUTO
AI Career Essentials
Issued By
ALX Africa
Data Analytics Essentials
Issued By
Cisco Networking Academy
Basic Course in Environmental Impact Assessment (EIA)
Issued By
DPR / Novelle Innovation
Professional Level Project Management
Issued By
Rahn Wesley Institute, UK
HSE Levels 1, 2, & 3 (Environmental Awareness)
Issued By
British International Safety Org
Computer Hardware, Software & Maintenance
Issued By
Chesson Technological Institute
Skills
Power Systems
Substation Operations, Grid Management, High-Voltage Equipment Testing.
Instrumentation
Relay Calibration, Control Panel Installation, Instrument Maintenance.
Digital
Python for Data Science, Network Security, Windows Security (Patch Management, BitLocker, Active Directory), Prompt Engineering.
Soft Skills
Technical Reporting, Interpersonal Communication, Teamwork, Leadership.
References
OBI, Obichukwu Immanuel
Department of Mechatronics Engineering, SESET, Federal University of Technology, Owerri (FUTO). Email: immanuel.obi@futo.edu.ng
AMINU, Olatunde Gabriel
Department of Agric. Extension, SAAT, Federal University of Technology, Owerri (FUTO). Email: gabaminu70@gmail.com
IKE, Emeka Goodnews
System Operation Engineer, Enugu Electricity Distribution Company (EEDC). Email: emekagike@gmail.com