Electrical Engineering Control Systems
Resume:
Matthew K Nakatoke
Washington, DC 20010
E-mail: **********@*****.***
Skills
•Electrical Engineering, Mechanic, Technician with demonstrating abilities in testing, troubleshooting, analyzing electrical equipment and components as well as Mechanical equipment.
Technical Skills
•Experience in using various testing equipment such as oscilloscopes, analog/digital multimeters, function generator, and hands-on experience.
•Excellent qualifications in troubleshooting circuits boards with a comprehensive knowledge of measuring and calculating AC and DC Voltages.
•Experience utilizing Single Line Diagram and One Line Diagram, understanding accepted Electrical Symbols.
•Experience assembling electrical, mechanical components, wiring, wire harness, and Computer Networks
•Experience with industrial control systems automation, PLC - Proficiency in Ladder logic, and HMI.
•Experience with power distribution and conversion type of circuitry and wiring, included experience with battery systems, transformers, inverters, contactors, and motors.
•Knowledge in Vector Tools, CANalyzer, CANoe, CANape, Tracing.
•Electrical / electronic testing of automation equipment / systems
•Experience with Quality systems, process improvement, Preventive maintenance experience,
•Troubleshooting and testing Hydraulic and pneumatic equipment.
•Capable to read schematics and engineering drawings.
•Capable to assembly mechanical and electrical components.
•Proficiency in using MS Word, power point, Excel, Access, outlook, Lotus Note, and Internet research, and Windows environment.
•Familiar with variety of scanners. Used HP scanner to scan pictures and documents.
•Written and fluency in English and French.
EDUCATION
University of the District of Columbia, Washington, DC
May 2003
A.A.S Electronic Engineering Technology
RELATED COURSES
Electrical Circuit Analysis I, II, Microprocessors, Electronic troubleshooting.
Electronic Communications, Digital Logic, Engineering Graphics.
Digital Circuit Design, Physics, Computer Networks.
WORK EXPERIENCE
AMTRAK WASHINGTON DC.
July 2024 to December 2024
Electrician Journeyman.
•Worked on Locomotive Train, Cab Signals, and Electrical and mechanical works.
•Worked on 480 VAC Three phase motors used fan motors, Exhaust fan motors, compressors, condensers, and overheat floor heaters.
•Troubleshooting, check damaged components, defective wiring, related circuit breakers, and control devices.
Harsco Rail (Columbia, South Carolina)
September 2022 to June, 2024
Quality Engineer (Manufacturing Rail Track Trains)
•Experience on VSD (Variable Speed Drive)
•Validate test perform before handing over Rail Track Trains to customer.
•Troubleshoot and repaired machinery, electrical, pneumatic, PLC, welding power sources & peripheral equipment and robotic equipment.
•Perform Quality Control (Q. C), manufacturing new diesel track trains.
•Testing, troubleshooting, and repair Electrical and Mechanical components on diesels railcars (trains)
•Tests and repairs electronics including PLCs, circuit boards, and motor controls.
•Makes a final test procedure book for technician and customers as well.
•Perform tasks associated with Electrical, Mechanical, Welding, Servo, Fabrication, Plumbing, PLC troubleshooting, HMI's, VFD's and Servo
•Troubleshooting and testing Hydraulic, and pneumatic equipment.
New Flyer (Minneapolis MN / Saint Louis MO) May 10, 2022 to September 2022
Mechanic and Technician (Batteries -Electric Buses)
•Validate maintenance test before handing over the Battery -Electric Buses that were under warranty for customer.
•Worked as Mechanic, Technician on warranty Battery Electric buses in Minneapolis MN and Saint Louis MO to provide better services to customer.
•Ran testing through the laptop and updated test reports.
• Troubleshooting all equipment including PLC, relay logic, other electrical and mechanical
•Update software and downloads new software on Battery Sting in Electric Buses.
•Knowledge and worked with up to 480V troubleshooting using a multimeter.
•Testing, troubleshooting, and repair Electrical components for Electric Buses.
•Replaced old parts and installed new parts that are under guarantee such as, batteries string, doors sensors, air Suspensions, power horn, and many more
•·Replacing components as needed and upload new software, final test and upload logs
and send to the quality team
•Performed routine maintenance and troubleshooting on all advanced process control systems while using ISO standard procedures and troubleshooting 480v motor controls.
•Using Vector longing to export logs, XRR rear rack center overhead side console.
•ETAS/INCA, Matlab, Simulink, and various interface Dyno testing on E-Buses.
Hitachi America (Sibley Memorial Hospital Proton Center Medical Devices), Washington DC
December 2019 to April, 2022
Electrical Engineer (Service Maintenance Organization, SMO)
•Doing daily inspection and testing all Electrical and Mechanical Equipment to make sure that they are in excellent conditions.
•Testing and troubleshooting and repair Electrical components, such as X-ray equipment, Vacuum system, and check water cooling system
•Capable to run Beam Run 4, Run 0, and take X-ray imaging before physicians took over for cancer treatment.
•Collect data during cancer treatment and save them to different folders.
•Capable to read and understanding schematic while troubleshooting, and doing continuities tests. And capable to used different tools.
•Doing generator test once in a month, shutdown all electrical equipment’s, vacuum system, and Network system. Restart all components and measure high Voltage.
Hitachi America (Sibley Memorial Hospital Proton Center), Washington DC
August 2018 to December 2019
Electrical Engineer (commissioning)
•Doing field inspection in all Electrical equipment, high Voltage power supplies, high Voltage transformers, High Energy Beam Transport, (HEBT), and Linear Acceleration (LINAC)
•Doing field Inspection in all vacuum system, and check all vacuum Valves, Rotary Vacuum Pumps, check vacuum pressure and collect records, make sure every component is in excellent conditions, and collect all data.
•Check all water Metter pressure and collect record.
•Experience with low voltage electrical systems 480V and below
•Replace old equipment and install new when it needed, High Voltage Power Supply, water mattes, X-rays equipment’s, vacuum Valves, and LINAC components when it needed, or when it malfunctioned.
•Able to read and understanding schematic while troubleshooting, and doing continuities tests.
Kawasaki Rail Car trains/WMATA (Washington Metropolitan Area Transit Authority), Washington DC
September 2017 to July 2018
Function Test Engineer (contract)
•Doing field modification and testing 7000 Train series
•Testing, troubleshooting, and repair Electrical and Mechanical components on 7000 series Trains, including Automatic Train Control, Brake systems, High potential test (Hi-pot), Communication Systems, Lighting, HVAC system, and more.
•Ran testing through the laptop, updated test reports, and take logs.
•Used various testing equipment, Oscilloscopes, Analog /Digital Multimeter, and Function Generator
•Replacing components as needed and upload new software, final test Burn-In and upload logs and send to the quality team
•Able to read and understanding schematic while troubleshooting, and doing continuities tests.
Knorr Brake Rail Car trains/ WMATA, Washington DC
September 2016 to August 2017
Electrical Engineer (contract)
•Testing, troubleshooting, and repair Electrical components for HVAC system on 5000 series Trains
•Replacing components such as circuit breaker panels, relays and make sure that all components are labeled with part number
•Used various testing equipment, Oscilloscopes, Analog /Digital Multimeter, and Function Generator
•Ran testing through the laptop and updated test reports
•Able to read and understanding schematic while troubleshooting, and doing continuities tests
•Working on 7000 series replacing three phase A/C blower motor
Powercon Corp, (Manufacturing, Switchgear, power distribution)
Severn MD
September 2011 to April 2016
Electrical engineer
•Testing Client’s product for the electrical power distribution equipment such as High-voltage Switchgear for the standards market, which are designed and produced to NEMA, IEEE, and ANSI standards.
•Metal-Enclosed Interrupter Switchgear using load break air interrupter switches 5kV through 95kV; Metal-Clad Switchgear using air or vacuum circuit breakers including 5kV through 38kV; Metal Enclosed, Non-Segregated Phase Bus Duct 5kV through 95kV; Low-voltage switchgear using power circuit breakers, High potential test (Hi-pot)
•Create 480V and 120/208V panel Brakes.
•Experience using 5KV and 15kV Metal-Enclosed Interrupter Switchgear, Switches, Bus System, and Motor Drive are also UL listed. Performing AC/DC using Digital Multimeter for troubleshooting Microprocessor relays and switches for industrial switchgears by checking Voltage and Current.
Motorola Federal Technical Center, Lanham MD
January 2011 to July 2011
Technician (contract)
•Scanning, Testing, Diagnosing, Troubleshooting, and repair Intelligence Mail Devices for USPS, logging out each device and sending them to the quality check station.
FMD, LLC (Tween Head Lithotripter Machine, Medical Device) Manufacturing. Lorton VA
September 2003 to November 2010
Electronic Electrical Engineer
•Designing, developing, modifying, and evaluating electronic parts for electrical equipment and other hardware systems.
•Experience working with emergency high Voltage generators such as Lithotripter machines, constant current regulators, AC and DC controls.
•Experience working with high Voltage Transformers, high Voltages oil capacitors, high Voltage Diodes, high Voltage Electrodes, high Voltage Trigger Transformers, high Voltage power supply, connections, parallel and series circuits to recognize current flow.
•Assembling electrical and mechanical components using tools such as soldering iron, drills, bench lathe BV-920.
•Designing various electrical components using Multism and AutoCAD 2002.
•Work closely with other engineers & managers to design and troubleshoot High Voltage shock wave Lithotripter machines (TWINHEADS) as well as other custom electromechanical devices.
•Analyzing electrical requirements to determine feasibility of design within time and cost constraints.
•Troubleshooting, alignment and testing electronic components on board and module level using scoop meter, Oscilloscope, and digital and analog voltmeter.
•Assist in purchasing materials and electronic parts to be used in developing the electrical equipment for medical needs.
•Use MS Excel to manage inventory and MS Word for documentation.
•Travel, install, and train hospital physicians on how to use the Lithotripter machines for kidney stone treatment.
•Use MS power point to prepare and present trainer material to users.
Hyatt Hotel, Washington, DC
September 2001 - August 2003
Technician/ Electrician Engineer
•Diagnosed, troubleshoot and repaired electrical devices using digital and analog voltmeter.
•Performed daily electrical equipment maintenance such as change light bulbs, cabling.
•Set-up conference rooms and performed trial runs on the projectors, computers, video displaying systems or any other electrical equipment to ensure the performance rate and quality met user’s needs.
•Completed service requests and provided outstanding customer service in a timely, friendly and efficient manner.
•Trained new technician associates.
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