Hi, I’m
MATHEW MURAYA MWANGI
Nairobi
Summary
Dedicated and technically skilled Electrical and Industrial Technician with a proven track record in machine operations, electrical systems maintenance, industrial automation, and paramilitary discipline. Experienced in both preventive and corrective maintenance of industrial plants, including stone crushers, batching plants, and factory systems. Adept at operating and troubleshooting VSI/HSI crushing machines, installing switchgear, maintaining hydraulic and pneumatic systems, and ensuring compliance with safety protocols. Actively seeking to contribute to a forward-thinking engineering team that values operational excellence, innovation, and continuous improvement.
Overview
3
years of professional experience
Work History
Rhombus Concrete Ltd
Electrical Technician / VSI & HSI Assistant
01.2025 - Current
Job overview
- Performed scheduled and breakdown electrical maintenance on batching and stone crushing plant equipment.
- Operated and assisted in the adjustment and servicing of Vertical Shaft Impactor (VSI) and Horizontal Shaft Impactor (HSI) systems.
- Diagnosed electrical faults using advanced diagnostic tools such as megger, clamp meters, and multimeters.
- Maintained hydraulic systems, including actuator repairs, hose fittings, and valve replacements.
- Conducted weekly servicing of drum rollers, belt conveyors, and gearboxes to reduce machine downtime.
- Implemented contamination and spillage control procedures, ensuring high standards of plant hygiene and minimizing risk.
- Contributed to overall plant safety by conducting hazard assessments and adhering to PPE and lockout-tagout procedures.
Maramba Tea Factory Ltd
Electrical Technician (Reliever)
11.2024 - 01.2025
Job overview
- Provided technical support for daily operations involving electrical motors, switchgear, lighting systems, and CTC processing equipment.
- Repaired and installed electrical control panels, including fuse replacements, isolators, and circuit breakers.
- Maintained and monitored the efficiency of tea dryers, fermentation units, and conveyor belts.
- Supervised operation of standby generators, water pump stations, and automatic transfer switches (ATS) during power outages.
- Ensured minimal machine downtime through prompt response to system faults and collaborative problem-solving with production staff.
Kenya Airports Authority - Kisumu International Airport
Engineering Department (Electrical)
04.2022 - 05.2022
Job overview
- Participated in runway and terminal lighting maintenance (including taxiway and apron floodlights).
- Replaced defective lamps, circuit breakers, and photo-sensor systems.
- Maintained backup generators and switchboards for uninterrupted power supply during outages.
- Conducted meter reading and energy usage analysis for airfield facilities.
- Inspected and documented the operational status of low- and high-voltage substations.
Maramba Tea Factory Ltd
Electrical Intern - Maintenance Department
05.2023 - 08.2023
Job overview
- Engaged in the daily electrical servicing of machinery involved in tea leaf processing.
- Installed and maintained direct-on-line (DOL) and star-delta starters for induction motors.
- Worked on low-voltage electrical distribution panels, isolators, contactors, and fuses.
- Operated industrial tools including arc welding equipment, drill presses, and grinding machines.
- Complied with safety and health standards by strictly adhering to lockout/tagout (LOTO) procedures and PPE use.
Education
The Kitale National Polytechnic
Diploma in Electrical and Electronics Engineering from Power Option
01.2024
University Overview
- Specialized in industrial motor controls, power distribution systems, and automation, instrumentation, and safety procedures.
- Practical modules in programmable logic controllers (PLCs), installation systems, and high-voltage equipment.
National Youth Service (NYS)
Paramilitary and Technical Training
01.2024
University Overview
- Underwent intensive physical, discipline, and technical training.
- Covered modules in basic engineering, public health, national service duties, and community resilience.
Yaang'a Secondary School
Kenya Certificate of Secondary Education (KCSE)
01.2018
University Overview
Mwireri Primary School
Kenya Certificate of Primary Education (KCPE)
01.2014
University Overview
Skills
- Electrical troubleshooting
- Installations
- Maintenance
- Reading and interpreting electrical blueprints
- Schematics
- Industrial power systems
- Control systems
- VSI crushing equipment operations
- HSI crushing equipment operations
- Tea factory processing systems
- Batching plant operations
- Star-delta starters
- DOL starters
- Forward-reverse starters
- Panel wiring
- Control circuits
- Installation of isolators
- Breakers
- Relays
- Timers
- Clamp meter
- Multimeter
- Megger insulation tester
- Arc welding sets
- Angle grinders
- Hand drills
- Generator maintenance
- Backup systems
- Preventive maintenance of hydraulic cylinders
- Hoses
- Valves
- Pneumatic system operations
- Troubleshooting
- Basic knowledge of PLC systems
- Sensors
- Instrument calibration
- Field device servicing
- LOTO procedures
- PPE adherence
- Risk identification
- Hazard control
- Spillage control
- Contamination control
Languages
English
Kiswahili
Kikuyu
Industrial Attachments And Trainings
Industrial Attachments And Trainings
- Kenya Airports Authority - Kisumu International Airport, Engineering Department (Electrical), 2022-04-01, 2022-05-01, Participated in runway and terminal lighting maintenance (including taxiway and apron floodlights)., Replaced defective lamps, circuit breakers, and photo-sensor systems., Maintained backup generators and switchboards for uninterrupted power supply during outages., Conducted meter reading and energy usage analysis for airfield facilities., Inspected and documented the operational status of low- and high-voltage substations.
- Maramba Tea Factory Ltd, Electrical Intern - Maintenance Department, 2023-05-01, 2023-08-01, Engaged in the daily electrical servicing of machinery involved in tea leaf processing., Installed and maintained direct-on-line (DOL) and star-delta starters for induction motors., Worked on low-voltage electrical distribution panels, isolators, contactors, and fuses., Operated industrial tools including arc welding equipment, drill presses, and grinding machines., Complied with safety and health standards by strictly adhering to lockout/tagout (LOTO) procedures and PPE use.
Certifications And Additional Training
Certifications And Additional Training
- Soft Skills Training - Brighter Monday: Time management, communication, workplace professionalism
- Community Health Volunteer (CHV) - Basic public health and first aid training
Timeline
Electrical Technician / VSI & HSI Assistant
Rhombus Concrete Ltd
01.2025 - Current
Electrical Technician (Reliever)
Maramba Tea Factory Ltd
11.2024 - 01.2025
Electrical Intern - Maintenance Department
Maramba Tea Factory Ltd
05.2023 - 08.2023
Engineering Department (Electrical)
Kenya Airports Authority - Kisumu International Airport
04.2022 - 05.2022
The Kitale National Polytechnic
Diploma in Electrical and Electronics Engineering from Power Option
National Youth Service (NYS)
Paramilitary and Technical Training
Yaang'a Secondary School
Kenya Certificate of Secondary Education (KCSE)
Mwireri Primary School
Kenya Certificate of Primary Education (KCPE)
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