Alex Tkachenko Email & Phone Number

Long Beach, Ca, Us

Ottawa, Ontario, Ca

Lead engineering team in development of custom automated battery test systemsDesigned and Built state-of-the-art battery test facilityDefined architecture for battery cycling systems with unique capabilities (high-energy pulse up to 500A, arbitrary current waveform, in-situ electrochemical impedance spectroscopy)Defined test protocols and evaluated novel Li-ion battery management algorithmsAnalysed cyclic test data for thousands of commercial (LCO, NMC, NCA, LFP) and research (Li-metal, pure Si anode) cells of various compositions, energy/power densities and construction.Worked with stakeholders to define product development roadmapParticipated in talent acquisition process as hiring manager

Ottawa, Ontario, Ca

Developed BatteryBox computer power bank product from concept generation through component selection, detailed design, prototyping, test and manufacturing.Established supply chain for Li-ion batteries, PCB/PCBA, plastic molding, wiring harness, packagingOrganized complete mass production cycle at factory in Shenzhen (China)Designed and integrated atomatic test equipment for product verificationCreated control documentation for: input requirements, drawings, specifications, process instructions, verification test protocols and reports, technical reports, design review packages, etc.Collaborated with a domestic multidisciplinary team of Industrial Designers, FW, SW, HW engineers and design floor in ChinaGained firsthand experience working in a dynamic Start-up environment

Kista, Stockholm, Se

Designed RF, analog and mixed signal blocks for Base Station Transceiver Radio e.g. transmit observation receiver, front end receiver, LO, PLL, clocking tree, power supplies and POLPerformed component selection, validation and integration into the designUsed hands on lab experience for verification and troubleshooting faults on WiMAX, CDMA and LTE Radio ModulesDeveloped test automation and data analysis scripts (LabView, AgilentVee, Python, MATLAB)

Ca

Designed and Developed FPGA logic for Digital Radio Board operation and control: proof of concept, components and architecture selection, optimization to physical design constrains, verification and prototyping (i.e. µP Soft core, 60x controller, I2C, SPI bus bridge, reset manager, fault/interrupt controller, various system monitor and control algorithms).Prepared and reviewed a variety of technical and procedural documentation (e.g. design specifications, procedural verification manuals and engineering reports).Provided technical support on operation and maintenance of existing devices and performed Change Requests due to components faults or obsolescence.

Ottawa, Ontario, Ca

R&D in the field of Semiconductor Physics, Analog and Digital IC design and fabrication.Physical modelling of photosensitive PN junction diode elements for CMOS Image Sensors.IC test and packaging experience operation wire bonders, probe stations, die placers.Teacher assistant for Problem Analysis and Laboratory sessions for undergraduate courses.