RF & Microwave Engineer | RF Design, Calibration & Automated Testing RF & Microwave Engineer with strong hands-on experience spanning RF design, electromagnetic simulation, and calibration-grade RF testing of high-frequency systems. I specialize in bridging theory, simulation, and real-world measurements to deliver accurate, repeatable, and production-ready RF solutions. 🔹 RF Design & Simulation Electromagnetic design and optimization of RF cavities, waveguides, coupling structures, antennas, and passive RF components S-parameter–driven design validation using CST Microwave Studio, HFSS, and Keysight ADS Mode analysis, impedance matching, coupling control, and EM-to-measurement correlation 🔹 RF Testing & Calibration End-to-end RF verification and calibration of signal generators, spectrum analyzers, VNAs, and power sensors Measurements covering output power accuracy, phase noise, harmonics & spurs, TOI, VSWR, frequency & level settling time Digital modulation analysis including QAM/QPSK, EVM, ACLR, and spectral regrowth 🔹 Test Automation & Productivity Automation of RF measurements using Python/SCPI, HP/Agilent/Keysight VEE Pro, and NI LabVIEW Development of repeatable test frameworks reducing manual test time by 50–70% Clean, documented workflows suitable for R&D validation, production testing, and calibration environments I can support projects from RF design and simulation through lab testing, calibration, and automated verification, ensuring your RF system meets performance, accuracy, and compliance requirements.

I have spent the last 13 years becoming an expert in the field of acoustics and vibration. Coupling that with an MBA, I can help solve complex problems while being cost-conscious. I worked in industry for five years as a noise and vibration (NVH) consultant, so expanding my services to Upwork is a natural next step. I have worked in the machine learning, automotive, aerospace, military, consumer goods industries. I use AI in as many tasks as possible to deliver impressive results at impressive speed. I'd love to have a complimentary chat to discuss how I could help solve your problem. Additional Proficiencies: Data acquisition Signal processing Machine Learning City Noise Ordinances Speech Transmission Classification Testing Access to: MATLAB Python LabVIEW Test Lab COMSOL Solidworks

My name is Abhinav Murali, I hail from India. I am Nanotechnologist by profession, at the moment, I am working as a Product R&D Consultant, majorly emphasizing on the Research and Development of nanotechnology-based energy devices, Electric vehicle power train design and modelling, mechatronics systems, advanced air and water purification research, precision equipment for laboratories, microelectronics research, Carbon capture material research, FET fabrication, DSSC solar cells, organic LED, MOSFET & VARACTOR fabrication, sterling engines, hydrogen-powered engines, micro devices for medical application, and Nano photocatalytic water purification. Regarding my education background, I did my Bachelor’s degree in Mechanical engineering and my Masters in Nanotechnology and material Science Research. My skills include, 3d modelling &Rendering: AUTO CAD/SOLIDWORKS/SKETCHUP/KEYSHOT Simulation: MATLAB, ANSYS/COMSOL. Platforms: ANDROID, C, ARDUINO, RASPBERRY PI, Circuit deign: ALTIUM, KIKCAD, Easy_Eda Nano tech; material characterization (XRD, SEM, UV SPC, TEM, XPS, FTIR RAMAN ETC). Concerning my experience, I have worked in the domain for over 7 years, where my focus was on product Design and Development, Rapid prototyping and engineering simulation. I have also had the privilege of working with many product development projects, some of them are 1. Microfluidic apparatus design, modelling and fabrication for neuron isolation and study. 2. Nano fluid formulation 3. PID controller for CNC desktop machine 4. Electromagnetic reciprocating engine design and prototyping 5. Stirling engine based solar energy harvester (light to electricity conversion) 6. 3d printer prototyping (firmware and hardware work) 7. Thermal management system design for engines and transformers (CFD) 8. Bio-degradable plastic formulation 9. Heat resistant roofing tiles (whether resistant bio-composite) 10. Self-cleaning nanomaterial-based coatings 11. Nano fluid based lubricant formulation for motors and alternators. 12. IoT enabled precision robotic control system design 13. Organic shoe polish formulation (honey wax-based) 14: face steamer cum massager product design 15: surgery tool sanitizer automatic 16. Fault inspection and material sorting machine (plastic gear) 17. Fuel cell-based mobile power banks 18. Electric car power train assembly (hybrid) 19. VARACTOR modelling and fabrication 20. Portable electronics devices (IoT sensor-based) 21. Nail polish and remover formulation 22. Air cathode fabrication using Nano carbon/ graphite/core shell nanostructures) 23. Hot rolling machine for prismatic cells manufacturing (battery) 24. Costume made glove box for chemical labs 25. Battery cell monitoring circuit design. 26. LI-Ion- super cap integrated module for electric cars. I have access to machine labs and product development facilities, moreover have guidance and support from two top research institutes in the country. Kindly let me know if you are interested in working with me, also, please know that I would be happy to sign an NDA if it’s a requirement. Thank you for your time.

I'm a Mechatronics Engineer specialized in automation, control systems, and data-driven engineering solutions. I focus on building real-world systems that combine hardware, software, and intelligent algorithms to solve complex technical problems efficiently and reliably. My experience spans industrial automation, robotics, embedded systems, machine learning, and quantitative modeling. I have developed PLC integrations, predictive algorithms, neural-network forecasting models, and power-electronics control systems, always prioritizing robustness, scalability, and measurable performance improvements. Some highlights of my work include: Designing a full Variable Frequency Drive system with real-time monitoring and ±5% speed accuracy. Building PLC communication architectures across industrial protocols (EtherNet/IP, Modbus, Profibus). Developing machine-learning models for anomaly detection and predictive analysis. Creating automated control tuning software that reduced calibration time and improved production efficiency. Processing hundreds of millions of data points to validate algorithmic systems at scale. I am comfortable working independently on technically demanding projects, communicating clearly with clients, and delivering production-ready solutions. I value clean architecture, well-documented code, and engineering precision. Core skills: Control Systems • PLC Programming • Python • MATLAB • Embedded Systems • Industrial Communications • Machine Learning • Data Analysis • Automation • Robotics • Power Electronics If you are looking for someone who understands both engineering theory and real implementation, I’d be glad to collaborate.

I am an experienced Post Doctorate Fellow, working in the field of Electronics design and PCB design. I have more than 8 years of Professional experience working in Electronics design, Printed Circuit Board Design, Embedded System design and control Programming, and Hardware Debugging. I have experience working in many different circuit design tools and i am expert in Altium Designer, CADSTAR, KiCAD,LTSpice and others.

Senior Hardware Engineer | Embedded Systems & High-Speed Design Specialist With over ten years of hands-on experience in hardware design and embedded systems, I specialize in developing reliable firmware and high-performance PCB designs. My expertise lies in high-speed design, embedded architectures, and system-level optimization, ensuring robust and efficient solutions for various applications. Key Contributions & Projects ATM System Innovations: I have played a significant role in advancing ATM (Automated Teller Machine) technologies in Vietnam, contributing to multiple groundbreaking projects: - First Gold ATM in Vietnam – A pioneering system designed for secure transactions with precious metal withdrawals. - Fresh ATM – Developed an optimized cash-dispensing system with enhanced reliability. - Kid ATM – Engineered an interactive and educational banking system for children. - ATM Security Solutions – Designed hardware-level security features to protect financial transactions. Advanced HD Camera Systems: With expertise in imaging hardware, I have contributed to cutting-edge high-definition camera systems, including: - ARM-based Server for Camera Systems – Designed and developed a powerful hardware server integrated with high-speed interfaces such as USB 3.0, HDMI 2.0, eMMC, DDR3, Gigabit Ethernet, and SATA, enabling real-time image processing and data storage. - Application PCB Designs for Sony IMX Image Sensors – Developed custom image sensor hardware for superior imaging quality and optimized camera performance. Embedded Systems & Microcontroller Applications: I have successfully executed numerous projects utilizing a wide range of microcontrollers, including: - AVR, STM, NXP, TI, and PIC MCUs, ensuring optimized performance and system efficiency across various industries. - Developed custom firmware and embedded software solutions for industrial automation, consumer electronics, and security applications. Technical Proficiency: - PCB Design & CAD Tools: Highly skilled in Altium, OrCAD, Eagle, and KiCad, enabling efficient and precise PCB development. - Embedded Hardware Design: Expertise in signal integrity, power management, and high-speed circuit optimization. - System Architecture & Hardware Integration: Experienced in designing complex embedded systems with advanced connectivity. Passionate about innovation and problem-solving, I thrive in delivering high-performance solutions tailored to industry needs. Whether it's secure financial systems, advanced imaging solutions, or optimized embedded architectures, my work is defined by precision, efficiency, and cutting-edge technology.

A highly motivated individual more than 20 years experience designing embedded systems and programming state-of-the-art microcontrollers including STM, PIC, AVR, ESP32 and NRF SoC Series of microcontrollers. Programming of SBC's including RaspberryPi, OrangePi and BeagleBone Black. Design, simulation and debugging of complex embedded systems using SPI, I2C, CAN and RS485 communication for interfacing with a diverse range of sensors.

With a foundation in electrical engineering and extensive experience at firms like Intel and ManTech, I am an engineering consultant specializing in Model-Based Systems Engineering (MBSE) for complex embedded systems. My work is driven by a deep-seated desire to solve challenging problems and a conviction that any system can be understood at its core. I bridge the critical gap between hardware and software, leveraging my skills in C/C++ , Python, embedded Linux, and AWS cloud services to deliver robust solutions.   My expertise in MBSE, using SysML and UML with tools like MagicDraw and Cameo EA, was honed while architecting large-scale counter-drone projects and reverse-engineering complex C++ applications for IoT devices. As the founder of Considerate Systems LLC, I apply this full-spectrum experience—from RF system design and PCB layout to cloud integration and machine learning—to help clients save time and reduce costs throughout the entire design lifecycle

Certified LabVIEW Developer with over a decade of full-time experience working with LabVIEW; specializing in consulting and contract work. Industry experience in aerospace, transportation, medical device, automated test bench design, factory automation, etc. I provide solid architectures and clean code. Object oriented class structure (LVOOP), producer/consumer, state machine, event handlers, master/slave, queued message handler, action engines, queued state machines, functional global variables, etc. Interfacing experience including RS-232, RS-422, RS-485, ARINC 429, MIL-STD-1553, CANbus, TCP/IP, UDP, GPIB, analog and digital I/O, etc. Experienced with tools including NI Real Time, NI FPGA, TestStand, NI Motion, NI Vision, NI IMAQ, PLC, JIRA, Agile, Confluence, GIT, SVN, and Stash among others. Experienced selecting, using, interfacing, and integrating systems with a wide range of hardware including transducers, thermocouples, strain gauges, load cells, specialized sensors, cDAQ, cRIO, PCI/PXI, oscilloscopes, DMMs, function generators, power supplies,electronic loads, valves, regulators, stepper/servo motors, encoders, cameras, GPIB/Serial devices, HART devices, data loggers, PLC/Robotics systems, Arduino, and Raspberry PI, among others. Experienced developing software with C, C++, VBA, Java, JavaScript, Python, MATLAB, SQL, etc.

Welcome to my Profile! I am a professional electromechanical systems expert who provide a wide range of computer-aided design services. My various services include project planning, project engineering, engineering design, product design, product development, electromechanical relay, design for manufacturing, manufacturing, and electromechanical works. I am highly motivated, I am independent, and I am here to make a positive difference! ✅Detail Services I offer: Mechanical Engineering: • Product design • Drawing • Prototype design • Analysis • SolidWorks • Testing • Retrofitting • Project planning • Budget estimation • Systems Integration • Research and development • Blueprinting • Quality assurance • Conflict resolution • Process standardization • Manufacturing • Assembly process • Safety regulation • Regulation compliance • Resource allocation • Constant development • Vendor relations • Composites • Lean manufacturing • Motorizing • Control systems • Schematics planning • Automation • Energy allocation • Analog • Microcontroller • Client commissioning • Machinery management • Operational planning • Mechanical Design • Control Systems • CAD/CAM Design • Product Prototyping • Robotics Engineering • Automation Solutions • Sensor Integration • Actuator Systems • System Integration • Motion Control • Finite Element Analysis (FEA) • Product Development • Engineering Consultation • Industrial Equipment Design • Prototype Testing ✅CAD software that I excel in: • SolidWorks • Inventor • Fusion 360 • ANSYS • Siemens NX • PTC Creo • LabVIEW • Robot Operating System (ROS) Whatever electromechanical system you can think of, I can design it for you! ✅Why Choose me? My dedication to excellence and attention to detail set me apart. I don't just create visuals; I craft experiences that resonate with your target audience. With a keen eye for aesthetics and a deep understanding of storytelling, I work closely with clients to understand their vision and transform it into stunning visual content. Working Days: Monday to Friday (For Design & Development) Customer Support: 24/7 Whether you need a captivating architectural walkthrough, a product animation that highlights its features, or a creative motion graphic, I am here to deliver beyond your expectations. Let's collaborate on turning your ideas into reality through the magic of 3D rendering and animation. Feel free to reach out to discuss your project's unique needs and how we can help bring your vision to life. Looking forward to creating something extraordinary together!