Engineer Electrical

KENNETH C. NGWU

**** ***** ***** ******

Milwaukee WI 53224

*****.*@***.***

Mobile Phone: 414-***-**** Home phone: 864-***-****

ENGINEERING PROFILE

ELECTRICAL POWER SYSTEM / ELECTRO-MECHANICAL / RENEWABLE ENERGY SYSTEMS

Electrical Power System /Testing, Field Service/Building System, Electrical Distribution System &Design.

Engineering professional who combines broad-based expertise in electro mechanical systems, System test, renewable energy, electrical power converters/inverters for renewable energy Generators/power conversion technology, UPS power distribution systems, energy storage system and controls, skilled in identifying and correcting problems to component level in a variety of electrical and mechanical systems. Proficient in troubleshooting power distribution systems, High/Medium voltage equipment/quality assurance, designing electrical distribution circuits.

In-depth knowledge of building codes with special emphasis on national electric code/NFPA 101/70B/70Es. A self-motivated team player who works well in a team environment or as an individual contributor with a “do what it takes attitude”. Proficient in PC/Micro station CAD, Visio, Microsoft Office, Maximo, SAP, Outlook, Staraio and Aspen.

AREAS OF EXPERTISE

Reading Blueprints, Engineering Prints/Schematic Drawings to analyze electrical circuits and equipment.

Substation Equipment Testing.

Factory Acceptance Testing(FAT)

Dry/oil fill transformers test

Power System Analysis

UPS/Stand by generators

Motor Control Center (MCC)

Arc flash hazard analysis

Renewable Energy Power/Controls

(Solar, Wind, Battery, etc)

Battery System Storage Testing

Oscilloscopes/Power analyzers

Breakers High current injection test

Automatic Transfer Switch (ATS)

Low Voltage /Power breaker Test

Electrical Standards UL NEC,ANSI, IEEE etc.

Thermo graphic survey (Infrared),

Short Circuit/coordination studies

Low/Med/High(480-750,000 Volts)

Failure Analysis/ Root Cause

Breakers & Switch-gears/AC/DC

Power System Scheme Testing

Protective Relay/Power Breakers

ACSELERATOR Quick Set

Power Cable Low/ Medium/High Voltage Testing. BILL/ISV Testing.

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EXPERIENCE/WORK HISTORY

DRS POWER & CONTROL TECHNOLOGY INC. MILWAUKEE, WI

Test Engineer II 05/2015 – 12/2015

Write and developed test programs to measure the functionality and integrity of products and protocols that assess product reliability, and evaluates the ability of products to meet performance standards and specifications in compliance with MIL-STD, IEEE, IEC, NEMA and ANSI procedures for US Department of Defense Ship-Service Electrical and Electronics power systems.

Developing effective test plan that will minimize testing errors and inefficiencies.

Developing effective safety plans in conjunction with the test plan that will improve safe use of equipment and personnel.

Designing complete electrical/electronics test fixtures for the test systems as required.

Design, develop, analyze, document and support testing of products, systems/subsystems.

Review customer specifications and requirements, cost and schedule input for designs.

Provide technical knowledge and assistance to lower level Engineers and Technicians.

JOHNSON CONTROL INC. MILWAUKEE, WI

Test Engineer 11/2014 – 02/2015

Write and developed test plans that will be used in performing routine tests on stationary energy system in compliance with under writer’s lab(UL), IEEE,IEC, NEMA and ANSI procedures for Grid tied/off Grid inverters, and the entire battery systems etc.

Developing effective test plan that will minimize testing errors and inefficiencies.

Developing effective safety plans in conjunction with the test plan that will improve safe use of equipment and personnel.

Designing complete electrical/electronics test fixtures for the test systems as required.

Listing/assisting in selection of all test equipments/tools needed to validate solar, wind and battery systems and other interconnecting equipment for distributed resources with electric power systems that will be in compliance with IEEE 1547.1/ Six sigma and Lean. Choosing what’s best for the systems and the entire organization.

ELECTRICAL TESTING SOLUTION(ETS), OSHKOSH, WI

Senior Field Service Engineer 06/09/2014 – 07/2014

Performed preventive maintenance, emergency response, equipment start-up and field modifications.

Performed inspections, maintenance and repairs on electrical substations and transformers, low to high voltage switch gears/ motor control centers, including dielectric test, Hi pot, insulation resistance tests etc.

Conducted primary and secondary injection test on low voltage power circuit breakers and medium voltage breakers, including contact resistance, insulation resistance, over-potential and integrity tests.

Tested High voltage. transformers and troubleshoot medium voltage systems to ensure products meet specifications.

Performed short circuit calculations at every work location down stream of substation transformer

Performed selective coordination by selecting the appropriate protective device (fuse or circuit breaker) up stream of prospective fault location that will isolate immediate faulted load down stream.

Run trip test on protective relays to ensure that relays is coordinating with the devices in the entire scheme.

Use ACSELERATOR Quick Set(SEL 5030 software) to retrieve, capture and analyze event data.

Perform pickup/Timing test on Distance, Differential, Directional and Reclosing Relay elements etc.

Utilized time/current curve from manufacturers literature or short circuit study to set relays and breakers.

ZBB NERGY CORPORATION, Menomonee Falls, WI.

Electrical Test Engineer/Manager 10/2012 – 03/2014

Supervised Lower level Engineers and Technicians in developing Electrical specification and testing electronics power control units (DC/DC and DC/AC Power control unit) and power converter/inverters for energy storage systems. /renewable energy systems. Lead in testing all systems/calculations, coordinate test procedures/Parts Data Management(PDM) tools/Data collection, testing in areas of power and controls, both in product and system levels. Write and developed test plans, Certified test reports (CTR), standard Operating procedures (SOP) used in performing all company’s design and routine tests in compliance with under writer’s lab(UL), IEEE, IEC, NEMA and ANSI procedures etc.

Program DSP/CPLDs/Test and trouble shoot the High voltage DC/DC converters, DC/AC inverters and entire power control unit to ensure products meet defined specification.

Utilized various software for quality measurement to analyze and report non conformance items and perform testing on special product/equipment.

Utilized various types of electrical test equipment including power analyzers, oscilloscope, Megger insulation tester, Micro Ohmmeter(DLRO), AC & DC Dielectric testers, and special Avo-meters etc.

to perform product/system configuration validation testing, and product testing to extreme and ultimately to failure point, safely.

Lead in performing company’s Factory acceptance test(FAT) on all major products ranging from 208/480v(input) to 125kv(output), including power control units(AC/DC) or the (DC/AC) comprising of high powered inverters/converters, IGBTs, SCRs, Rectifiers, Capacitor banks/Inductors etc.

Developed and implemented effective test plan to minimize testing errors and inefficiencies.

Developed and implemented effective safety plans that improved safe use of equipment and personnel.

Design and built complete electrical/electronic test fixtures as needed in the department to test special products specified by customers.

Lead in coordinating the necessary resources to resolve problems in timely and cost effective manner.

Lead in performing all products testing as part of my regular required duty.

PRYSMIAN POWER CABLE & SYSTEMS, Abbeville, SC.

High/Medium/Low voltage cable Manufacturer and Global technology leader in manufacturing and testing cables.

High Voltage Test Engineer/Supervisor. 04/2010 – 09/2012

Supervised Lower level Engineers and Technicians in testing High/medium voltage cable using High voltage Resonance Test System, Dielectric DC Test Set, Megger Insulation Test setT, High voltage /High current injection Test set, Omicron Test set and digital Low resistance Ohmmeter (DLRO) etc.

Write/developed test plans, Certified test reports (CTR), standard Operating procedures (SOP) from

Customer’s and standard company’s specification, utilizing shop orders/CDAs as reference standard.

Assisted quality specialist in developing/upgrading CTRs/CDAs to ensure that it’s in compliance with

AEIC CS9 and Insulated Cable Engineers Association ( ICEA S-108-720).

Perform partial discharge test on Cables utilizing (Resonance and Cable Test Termination/WC method.

AC withstand test on high voltage Cable utilizing (Resonance and Cable Test Termination/WC method).

Insulation Power factor and Tan delta test utilizing (Resonance system, Cable test termination/WC and standard Capacitor as reference point).

EATON CORPORATION (Electrical Services & Systems) Durham NC .

Field Service Engineer 09/2007 – 03/2010

Performed commissioning, start-up(s), predictive/preventive maintenance(s), field modifications, emergency support on power electrical and electronics systems.

Example;Utility/Consumer sub stations, Large/Medium/small scale industries, Transmission and Distribution Systems.

Performed inspections, maintenance and repairs on electrical substation’s switching mechanisms, protective devices, control equipment, transformers, capacitor banks, voltage regulators and, low to high voltage switch gears/ motor control centers.

Performed dielectric testing, Hipot, insulation resistance, over-potential tests, transformer turn ratio test, .

Conducted primary and secondary injection test on Low\ medium voltage circuit breakers, including contact resistance, insulation resistance, over-potential and integrity tests.

Performed thermo graphic survey (Infrared Scan)/NEC & OSHA review on all switch gears, distribution panels, utility transformers, incoming section of switch gears, breakers and cables. Pinpointed potential hazards.

Tested transformers and troubleshoot medium voltage systems to ensure products meet defined specifications.

Run trip test on protective –relays to ensure that relays is coordinating with the devices in the scheme

Utilized time/current curve from manufacturers literature or short circuit study to set relays and breakers.

EATON CORPORATION/Manpower (Power-ware Division) Raleigh NC

Senior System Tester 02/2005 – 07/2007

Performed multi-module testing of UPS units and testing of multi-module system with SBMs.

Recommended modifications and improvements to enhance products for quality/ reliability.

Reviewed customer specifications and selected proper material to satisfy the specification.

Provided technical direction to technicians, and assisted both internal and external customers.

Evaluated product design failures and helped determine ways to correct failures

Visited various customers’ sites to provide support on technical problems/installations.

STATE OF NORTH CAROLINA, Raleigh, NC

Building Systems Engineer II, Construction Section, Division of Facility Services (DFS) 01/1999 – 02/2005

Reviewed plans and specifications for new and existing constructions, such as Hospitals, Nursing homes and Ambulatory Surgical Centers, to insure compliance with the state and federal regulations for physical plant and life safety standard. Cross trained in the areas of Electrical Engineering, Mechanical Engineering and Architectural Engineering.

EDUCATION: BSEE Electrical Engineering

North Carolina A&T State University, Greensboro, NC

CERTIFICATIONS:

Computing Technology Industry Association(CompTIA), CISCO Certified Network Associate(CCNA), Thermal/Infrared Thermography, Level II, Osha General Industry Safety Program-2012. SEL351S, 425 etc.

Eaton Certified Field Service Engineer, Basic/Advanced Electrical Testing, Electrical Equipment Maintenance,

Motor controls, Drives/Starters & Electrical Arc-Flash Safety), High Voltage Equipment Testing.

Reference Available Upon Request.

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