• Audio Engineering Lead for an audio engineering team developing an audio solution for a web based communications platform.• Contributed to an audio solution that consisted of the following features: Channel Synchronization, Analysis/Synthesis, Acoustic Echo Cancellation(AEC), Residual Echo Suppression (Non Linear Processing), Noise Reduction with Spectral Gap Concealment, and Voice Activity Detection.• Features designed in MATLAB, then implemented in C/js/wasm.• Lead designer for… Show more • Audio Engineering Lead for an audio engineering team developing an audio solution for a web based communications platform.• Contributed to an audio solution that consisted of the following features: Channel Synchronization, Analysis/Synthesis, Acoustic Echo Cancellation(AEC), Residual Echo Suppression (Non Linear Processing), Noise Reduction with Spectral Gap Concealment, and Voice Activity Detection.• Features designed in MATLAB, then implemented in C/js/wasm.• Lead designer for the Analysis/Synthesis, and Acoustic Echo Cancellation feature efforts:• Design of the initial Analysis/Synthesis feature based on windowed Short-Time Fourier Transform(STFT). A filter bank approach to improve audio quality under development.• Design of the low processing cost AEC solution based on Echo Suppression via Wiener filtering.• Design of the high performance AEC solution based on the Partitioned Block Frequency DomainAdaptive Filter (PBFDAF) and is coupled with a Non Linear Processing block to achieve both good echo cancellation performance (>50dB ERLE) and enhanced double talk performance. Show less

• Senior Audio Systems Design Engineer responsible for audio performance and sound quality of Starkey Hearing Aids.• Expertise in audio features such as: adaptive echo cancellation, feedback cancellation, noise reduction, beam forming, MEMS microphones, balanced armature receivers, acoustic modeling.

• Senior acoustic sensor designer responsible for the design, development, and testing of specialized acoustic and accelerometer sensor technology for the auscultation of heart and lung sounds.• Developed an acoustic characterization and analysis system using MATLAB, NI DAQ hardware, reference microphone, and speakers for use within an anechoic chamber.• Designed and developed an acoustic sensor factory test fixture for factory acceptance testing of electronic stethoscope… Show more • Senior acoustic sensor designer responsible for the design, development, and testing of specialized acoustic and accelerometer sensor technology for the auscultation of heart and lung sounds.• Developed an acoustic characterization and analysis system using MATLAB, NI DAQ hardware, reference microphone, and speakers for use within an anechoic chamber.• Designed and developed an acoustic sensor factory test fixture for factory acceptance testing of electronic stethoscope microphone-based sensors.• Characterized the coupling of sound through the human chest and into a chest mounted air coupled cardiac sensor. Subsequently developed an adaptive signal processing noise reduction algorithm for cardiac sensors in noisy environments.• Designed and developed a novel low mass displacement accelerometer as a drop-in replacement for a high mass contact accelerometer (provisional patent application filed).• Analyzed legacy sensor design and determined source of a major low frequency instability.• Specified and set up an accelerometer calibration station to characterize and test the frequency and impulse response of legacy and candidate accelerometer sensors. Show less

• Senior signal processing software engineer responsible for the design and development of algorithms and machine learning techniques for the detection and classification of Coronary Artery Disease (CAD) and Heart Valve Disease (HVD) through spectrotemporal analysis of seismocardiographic signals.• Designed and implemented a heart valve disease detection and classification algorithm using wavelet scattering features and a support vector machine.• Designed and implemented coronary artery… Show more • Senior signal processing software engineer responsible for the design and development of algorithms and machine learning techniques for the detection and classification of Coronary Artery Disease (CAD) and Heart Valve Disease (HVD) through spectrotemporal analysis of seismocardiographic signals.• Designed and implemented a heart valve disease detection and classification algorithm using wavelet scattering features and a support vector machine.• Designed and implemented coronary artery disease detection and classification algorithms using wavelet, wavelet scattering, Fourier, ARMA, adaptive signal processing, and machine learning techniques. Show less

• SDET for IFS (MXI) Maintenix aviation maintenance management web application.• Developed automated End to End (E2E)/UI tests using Java, Python, and JUnit within a Selenium Web Driver/Cucumber BDD based test development infrastructure for a large web application. • Identified, authored and developed End to End (E2E)/UI, functional tests, and Unit tests required for Jira new features and SLAs for AngularJS, Knockout, JSP web frameworks, and Java Swing.• Integrated tests within a CI… Show more • SDET for IFS (MXI) Maintenix aviation maintenance management web application.• Developed automated End to End (E2E)/UI tests using Java, Python, and JUnit within a Selenium Web Driver/Cucumber BDD based test development infrastructure for a large web application. • Identified, authored and developed End to End (E2E)/UI, functional tests, and Unit tests required for Jira new features and SLAs for AngularJS, Knockout, JSP web frameworks, and Java Swing.• Integrated tests within a CI build environment based on Anthill Pro and Bamboo for nightly builds.• Environment: Agile, Java, Cucumber BDD, Selenium Web Driver, Jira, Git, Anthill Pro/Bamaboo continuous integration. Show less

• SDET for the Fuze UCaaS Portal web application. Portal provisions a cloud PBX that unifies global voice, conferencing, contact center and business intelligence.• Developed automated web client tests using Java within a Selenium Web Browser based test development infrastructure.• Developed and conducted automated REST API tests using the RestAssured Java DSL.• Created test cases and test cycles within JIRA in an agile team environment.• Conducted manual and automated web client… Show more • SDET for the Fuze UCaaS Portal web application. Portal provisions a cloud PBX that unifies global voice, conferencing, contact center and business intelligence.• Developed automated web client tests using Java within a Selenium Web Browser based test development infrastructure.• Developed and conducted automated REST API tests using the RestAssured Java DSL.• Created test cases and test cycles within JIRA in an agile team environment.• Conducted manual and automated web client tests.• Functionality testing included SQL database(s), LDAP, load balancing and clustering, VOIP and network provisioning for Asterisk Software PBX with SIP endpoints, new feature, and software integration.• Conducted manual SOAP API testing for Portal related web services using SoapUI.• Conducted manual REST API testing for Portal related web services using Swagger, Chrome advanced REST client, and POSTMAN.• Environment: Agile, Java, Selenium Web Driver, Jira, Jenkins continuous integration. Show less

Completed Associates Degree in Software Engineering.

• Subject matter expert in C4ISR (Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance) Naval combat systems. Performed requirements assessments, options analysis and tradeoffs, high-level design, technical evaluations and cost and risk assessments for integrated combat C4ISR systems.• Prepared Tactical System, and Integrated Bridge and Navigation System (IBNS) sections of the Ship Design Report for BMT’s Joint Support Ship (JSS) proposal to PMO… Show more • Subject matter expert in C4ISR (Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance) Naval combat systems. Performed requirements assessments, options analysis and tradeoffs, high-level design, technical evaluations and cost and risk assessments for integrated combat C4ISR systems.• Prepared Tactical System, and Integrated Bridge and Navigation System (IBNS) sections of the Ship Design Report for BMT’s Joint Support Ship (JSS) proposal to PMO JSS.• Prepared Command and Control System (CCS), Under Water Warfare System (UWW), and Navigation sections of the Systems Requirements Document (SRD) for PMO Canadian Surface Combatant (CSC).• Conducted CCS, UWW, and Navigation CSC SRD development technical workshops for PMO CSC. Show less

• Designed, implemented (in Matlab) and patented (pending) a novel technique for the implementation of optimal multimedia audio equalization in the BlackBerry family of products that provided reduced design time, improved performance, and enhanced stability.• Developed and implemented (in Matlab) an audio multiband compression algorithm based on multirate techniques that reduced processor load and provided enhanced performance over existing Qualcomm provided solution.

• Developed and implemented CDMA RF calibration procedures for BlackBerry products.• Transitioned mature RF calibration algorithms to factory test engineers in the form of reviewed RF calibration design documentation; provided on-site support to minimize RF calibration factory time resulting in lower production costs• Worked collaboratively with factory test engineers and automation engineers to develop calibration tests in NI LabWindows/CV and NI TestStand.• Conceived and managed a… Show more • Developed and implemented CDMA RF calibration procedures for BlackBerry products.• Transitioned mature RF calibration algorithms to factory test engineers in the form of reviewed RF calibration design documentation; provided on-site support to minimize RF calibration factory time resulting in lower production costs• Worked collaboratively with factory test engineers and automation engineers to develop calibration tests in NI LabWindows/CV and NI TestStand.• Conceived and managed a Matlab based automated RF calibration and characterization test bed for BlackBerry products in development.• Designed, implemented and patented a novel software based maximum power RF calibration technique to overcome the absence of hardware provided high power detector feedback.• Conducted many design review/freeze meetings with SW, HW and RF groups in order to meet aggressive project schedules.• Optimized RF frequency and temperature compensation performance by modifying Qualcomm provided RF calibration software algorithms; coordinated with RF SW group.• Test Equipment: spectrum analyzers, power meters, network analyzers, Agilent 8960/8285 mobile station test sets, GPIB automation with Matlab Show less

Created link budget rules for multiple span optically amplified DWDM links using Matlab based modeling tools.Developed and verified DSP based optical power measurement techniques for optical amplifiers implemented on the Motorola DSP 56307.

Developed, modeled and implemented DSP sonar SW algorithms for the Royal Swedish Navy’s Visby class corvettes.

Developed sonar performance models in Matlab to facilitate the design of a proposed sonar suite for the Royal Swedish Navy’s Visby class corvettes.

In capacity as a Commissioned Naval Officer performed diverse roles as Defence Scientist, Project Manager, Project Engineer, and Shipboard Assistant Combat Systems Engineering Departmental Head in a combat environment during the Gulf War onboard HMCS Athabaskan.