Justin Mcmurray Email & Phone Number

College Station, Tx, Us

College Station

• Graduate research assistant for the NSF funded Engineering Center on Precise Advanced Health Technologies and Systems for Underserved Populations• Investigate use cases for electrochemical sensing• Advance supporting technology for aptamer-based chemical sensing• Develop, prototype, test point-of-care and wearable medical devices (PCB design, C++ embedded systems, component and assembly CAD, additive manufacturing, research data acquisition, and human subject testing)• Design windows test programs and GUIs for interfacing with biomedical devices using .NET framework and Java• Mentor and manage graduate and undergraduate projects

College Station, Texas

• Embedded Signals Lab research station assignment and maintenance• Coordinated lab supplies and equipment ordering and assignment • Conduct lab safety, ESD, soldering/reflow, and equipment operator training• Research with a focus on wearable biomedical devices• Mentored and managed graduate and undergraduate projects

College Station, Texas

• Designed wearable biomedical devices with an emphasis on cuffless blood pressure systems• Created work instructions for circuit board hardware systems and assemble system design file • Built multi-channel ADC and DAQ systems for use with physiological signal acquisition• Designed AFE circuits for PPG data acquisition • Participated in collaborative workshops

San Jose, Ca

• The main purpose of this research and development based internship was to investigate business use cases for electrochemical sensors and to develop and validate the supporting technology• Developed biochemical sensors using DNA/RNA aptamer sequences which were functionalized to interrogating electrodes for data acquisition involving analyte concentration quantification• Optimized test characterization methods and quantified electrochemical and absolute blood pressure sensor performance• Designed and programmed an electrochemical acquisition graphic user interface (GUI) using a combination of coding languages C++ and python to synapse to a potentiostat evaluation circuit for chemical measurements• Developed multi-functional data acquisition programs using MATLAB and LabVIEW • Used SOLIDWORKS to design structural casing and sensor platforms in order to integrate electronics for the develop of demo test platforms

Arlington Texas

• Created technical schematics, debugging support matrix, and work instructions for PCB board level troubleshooting for mobile electronics. • Designed new workflow processes and implemented lean manufacturing and repair procedures • Researched new products to increase facility capability and potential revenue sources• Performed mobile electronic repair including: Integrated circuit re-flow/replace, passive component replace, firmware restore/upgrade, and system stability verification testing• Conducted ESD and IPC protocol soldering training

Brisbane, Australia

• Troubleshot and visually inspect PCB boards• Repaired and replaced components per IPC standards (through hole and surface mount)• Debugged biomedical devices and created rework procedures for manufacturing level performance validation• Implemented design changes for increased PCB stability

Cedar Park, Tx

• Built manufacturing and experimental electrical devices using strain/sheer gauges with embedded control boards• Assembled, programmed, and calibrated load cells• Built wiring harnesses for adaptation through hole and surface mount assemblies• Technical soldering per IPC and ISO standards

Cedar Park, Tx

• Developed, troubleshot, repaired, and built electro-mechanical anti-RF devices for traversing DUTs in an RF environment.• Built, tested, and performed experiments with both RF and Acoustical Sound (Chambers, OATS Sites, Etc…), and provided technical engineering courses for system integration and product development.• Testing commonly performed consist of NSA, Field Uniformity, CISPR, Shielding, Ripple, Ambient Noise, Site Attenuation, Emissions, and Immunity. TILE and LabVIEW software used for signal acquisition and EXCEL for data analysis.• Task often completed with the use of network analyzers, spectrum analyzers, signal generators, RF amplifiers, multi-axis probe systems, large array of antennas, switch systems, multi-meters, phase meters, power meters, GPIB extenders, and wireless test systems.• Operated wireless communications systems: A-GPS, WCDMA, CDMA 2000, WIMAX, GSM, Total Isotropic Sensitivity (TIS), Total Radiated Power (TRP).• This position allowed me to work with government agencies and a large number of companies globally.

San Marcos, Texas

• Fabricated Aft and Fwd center body nozzles for the CF34 using high heat SPFs, hand finishing, mounting ferrules and inserts for supportive parts, and use articulated engineering specs to fabricate parts.• Fabricated and assemble engine casing for PT Whitney 4000 using specialized tools. This included riveting, bonding, sanding, metal forming (as well as SPF), painting, drilling, countersinking, and compliance under FAA specifications.• Assembled V2500 mounted upper and lower struts. Calipers and feeler gauges used to balance mounts.• Performed tensile and alpha testing

Dallas, Texas

DoD Contract: developed tools and manufaturing process for bonded flight control surfaces• Performed first article development• Manufacture metal bonded fuselage surfaces interior/exterior• Repaired aircraft parts using composites and metal forming techniques (English Wheel, Metal Brake, Plasma torch...)• Bonded fuselage build and repair- Processes: wet layup and prepreg (Kevlar, Fiberglass, Carbon Fiber)• Verified avionics functionality• Manufacturing Aircraft Inspector

Luton, United Kingdom/Fort Worth, Texas

• Built and repaired flight control surfaces, bonded fuselage panels, and aircraft cowlings.• Composite processes: wet layup and prepreg (Kevlar, Fiberglass, Carbon Fiber) including autoclave programming/operation• Troubleshot, repaired, and rebuilt aircraft deicer systems• Performed fluid flow dynamic delamination testing• FAA compliant Aircraft Inspector

Doctor Of Philosophy - Phd, Biomedical Engineering

Master Of Engineering - Meng, Biomedical Engineering

Bachelor Of Science - Bs, Biomedical Engineering

Activities and Societies: IEEE Student

Audio Engineering, Sound Control, Acoustic Structure, Broadcast, And Business

Associate Of Science - As (Honors), Chemistry

Activities and Societies: Phi Theta Kappa Honor Society