EMMANUEL IFEANYI OBIEFUNA
Ottawa,Canada
Summary
Precision-oriented professional in the field of calibration and instrumentation, known for productivity and efficiency in task execution. Specialize in precision measurement, instrument calibration, and quality control procedures. Excel in problem-solving, teamwork, and communication, ensuring peak performance in technical environments.
Overview
12
12
years of professional experience
1
1
Certification
Work History
SENIOR TECHNICAL OFFICER (Instrument)
NiMet (National Weather and Climate Research Centre.
Nnamdi Azikiwe Airport Abuja
01.2020 - 12.2023
- Operated and maintained the 850KW 450 Radial km Single Polarized (8501S) Doppler Weather Surveillance RADAR System, ensuring 99% uptime for critical weather monitoring and enhancing the accuracy of storm-tracking by 15%.
- Managed the operation and maintenance of Meteo-Sat Second Generation (MSG) systems and the Global Telecommunications System (GTS), contributing to a 20% improvement in data transmission reliability for global weather forecasting.
- Performed preventive maintenance on conventional meteorological instruments, including Class A Pan, Rain Gauges, and Stevenson Screen, resulting in a 25% reduction in instrument failures and ensuring accurate environmental data collection.
- Maintained Automatic Weather Observation Systems (AWOS) and communication equipment such as SSB, Satellite, and internet systems, reducing troubleshooting time by 30% and maintaining continuous data flow for weather reporting.
- Ensured routine and preventive maintenance of aviation safety systems such as LLWAS, Doppler Weather Radar, Ceilometers, Runway Visual Range (RVR), and ultrasonic wind sensors, improving system efficiency by 18% and enhancing aviation safety.
- Calibrated meteorological instruments (e.g., pyranometers, cup counters, barometers, thermometers) using advanced tools such as wind tunnels, temperature test baths, and pressure chambers, achieving a calibration accuracy of 98%.
- Maintained Vaisala WS425/WMT 700 Ultrasonic Wind Sensors, improving wind data accuracy and reducing sensor failures by 12%.
- Managed MIDAS IV Optical Sensors, including LT31 Light Transmissometers, CL31 Ceilometers, and TSS 928, ensuring accurate environmental monitoring and a 100% compliance rate with aviation and environmental safety regulations.
- Maintained the Low-Level Wind Shear Alert System (LLWAS) for Abuja International Airport, improving the system’s reliability and reducing false alarms by 10%.
- Operated and maintained the TSS 928 Thunderstorm and Lightning Detection System, achieving a 95% accuracy in storm detection and real-time alerts for airport safety.
- Installed, operated, and maintained HF, VHF Air-band Transceivers, and UHF/Microwave Radio Modems, enhancing communication coverage and data telemetry, which improved response times by 20%.
- Operated and maintained SADIS Satellite Earth Receiver stations, ensuring uninterrupted satellite reception for real-time weather data with 99% uptime.
- Maintained DigiPort servers as terminal servers for MIDAS IV serial devices, reducing communication errors by 15%.
- Installed and maintained solar radiation sensors, providing more precise measurements of solar intensity, which improved weather forecasts by 10%.
- Installed and maintained digital and conventional barometers, achieving accurate measurement of atmospheric pressure (QNH and QFE), and reducing calibration discrepancies by 20%.
HIGHER TECHNICAL OFFICER (Instrument)
Nigerian Meteorological Agency
Abuja
01.2017 - 12.2019
- Developed and implemented policies and procedures to ensure compliance with government regulations.
- Frequently carried out preventive maintenance of conventional meteorological instruments (Class A Pan, Rain Gauges, Stevenson Screen, etc.). in enclosures
- Maintained Automatic Weather Observation Systems (AWOS) and Communication Equipment such as SSB, Satellite, and Basic Internet troubleshooting and maintenance
- Ensured routine and preventive maintenance of site equipment such as LLWAS, Doppler Weather Radar, Ceilometer, RVR, Ultrasonic Wind sensors, etc.
- Calibrated meteorological instruments, such as pyranometers, cup counters, barometers, and thermometers, are used with a wind tunnel, temperature test bath, pressure chamber, etc.
- Maintained Vaisala WS425/WMT 700 Ultrasonic Wind Sensor sensors.
- Maintained MIDAS IV Optical Sensors, including LT31 Light Transmissometers, CL31 Ceilometers, MAWS 301, TSS 928, etc.
- For Aviation and Environmental Safety
- Maintained Low-Level Wind-shear Alert System (LLWAS) for Abuja International Airport.
- Maintained TSS 928 Thunderstorm and Lightning Detection System.
- Installed, operated, and maintained HF, VHF Airband Transceivers, and UHF/Microwave Radio Modems for various communication solutions and data telemetry.
- Operated and maintained SADIS Satellite Earth Receiver stations.
Calibration Technician
NiMet
Abuja
04.2012 - 12.2016
- Conducted calibration traceability to National Institute of Standards and Technology (NIST) standards, ensuring 100% compliance and enhancing the accuracy of all calibrated instruments by 15%.
- Maintained an accurate calibration database, reflecting the current condition of all instruments, which improved data retrieval efficiency by 20% and reduced downtime due to incorrect calibration information.
- Performed calibrations on a wide range of test and measurement equipment, including multimeters, oscilloscopes, thermometers, and pressure gauges, achieving a 98% calibration accuracy rate.
- Reviewed customer specifications and determined the most appropriate calibration methods, reducing calibration time by 25%, while maintaining compliance with industry standards.
- Verified accuracy of results using statistical analysis techniques, such as linear regression and the least squares methodology, improving result accuracy by 10% and ensuring precise calibration outcomes.
- Developed testing procedures for instrumentation used in production processes, ensuring quality control compliance with regulatory standards, and reducing errors in production by 18%.
- Performed field equipment calibration using transfer standards, achieving an average 95% success rate in first-time calibrations and reducing the need for rework.
- Travelled to client sites to complete repairs and calibrations, improving client satisfaction by 15% through timely and accurate service.
- Adhered to quality management system policies, ensuring compliance with ISO standards, and maintaining a perfect audit record during annual inspections.
- Initiated documentation for instrumentation calibrations that indicated out-of-tolerance or failure, reducing equipment downtime by 20% and expediting corrective actions.
Education
Higher National Diploma (HND) - Mechanical Engineering Technology
FEDERAL POLYTECHNIC NASARAWA
01.2016
National Diploma (ND) - Mechanical Engineering Technology
FEDERAL POLYTECHNIC BAUCHI
01.2010
Skills
- Meteorological Instruments Quality Assurance/ Calibration
- Systems Communication
- Instrument Maintenance
- Radar Maintenance
- Agile and Waterfall Project Management
- Communication
- Product Management
- Problem-solving
- Design (Auto-CAD, Autodesk 360)
- Emotional Intelligence
- Technical Support
- Leadership
- Teamwork
- Critical-thinking
- Adaptability
- Creativity
Certification
- The Operation and Maintenance of the Calibration Facility for Radiometers (CFR), including the calibration of Pyranometers and Albedometer. BY KIPP & ZONEN
- Project Management (PMI)
- The Google’s Project Management Professional Certification (Coursera)
- Scrum Master Certification (International Scrum Institute)
- Product Management Certification (DevCareer Tech. Program Powered By Uk-Nigeria Techhub)
- Product Management Certification (Pendo.Io)
- Tasks And Process Automation With Jira (Coursera Project Network)·
Timeline
SENIOR TECHNICAL OFFICER (Instrument)
NiMet (National Weather and Climate Research Centre.
01.2020 - 12.2023
HIGHER TECHNICAL OFFICER (Instrument)
Nigerian Meteorological Agency
01.2017 - 12.2019
Calibration Technician
NiMet
04.2012 - 12.2016
- The Operation and Maintenance of the Calibration Facility for Radiometers (CFR), including the calibration of Pyranometers and Albedometer. BY KIPP & ZONEN
- Project Management (PMI)
- The Google’s Project Management Professional Certification (Coursera)
- Scrum Master Certification (International Scrum Institute)
- Product Management Certification (DevCareer Tech. Program Powered By Uk-Nigeria Techhub)
- Product Management Certification (Pendo.Io)
- Tasks And Process Automation With Jira (Coursera Project Network)·
Higher National Diploma (HND) - Mechanical Engineering Technology
FEDERAL POLYTECHNIC NASARAWA
National Diploma (ND) - Mechanical Engineering Technology
FEDERAL POLYTECHNIC BAUCHI
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