RF Engineers Til ansættelse

  • RF-effektforstærker
  • Online Users
Forslag:
mere

Lande

Specifik placering

Eksamener

Timepris

Vurdering

Online

Viser 10 resultater
  • Ansæt     NadiaCrea8weB
Ansæt     NadiaCrea8weB

    NadiaCrea8weB NadiaCrea8weB

    United Kingdom $30 USD / timen
    ⭐ Graphic | Web | Mobile | CRM | SMM ⭐
    United Kingdom
    Hi, I'm Nadia! As a seasoned Graphic Designer and Web Developer with over five years of experience, I craft compelling visual identities and innovative digital solutions that empower businesses to grow. Committed to excellence, I prioritize client satisfaction by delivering high-quality, tailored results within...
    Hi, I'm Nadia! As a seasoned Graphic Designer and Web Developer with over five years of experience, I craft compelling visual identities and innovative digital solutions that empower businesses to grow. Committed to excellence, I prioritize client satisfaction by delivering high-quality, tailored results within deadlines. My goal is to transform ideas into impactful designs and seamless web experiences that drive success. My Expertise: Graphic Design ✔ Custom Logo Design & Animation ✔ Banner & Poster Design ✔ Packaging & Label Design ✔ Icons & Illustrations ✔ Leaflets & Flyers ✔ Business Cards & Brochures ✔ Envelope & Letterhead Design ✔ PowerPoint Presentations & Pitch Decks Web Development ✔ E-Commerce Solutions ✔ Mobile-Responsive Websites ✔ Website Redesign & Maintenance ✔ Custom WordPress Themes ✔ Shopify, Wix & Squarespace Sites Mobile App Development ✔ iOS & Android Apps ✔ Cross-Platform Solutions ✔ UI/UX Design & Prototyping ✔ App Maintenance & Support ✔ Custom Feature Integration CRM Development & Management ✔ Custom CRM Solutions ✔ CRM Integration & Automation ✔ Data Migration & Management ✔ Workflow Optimization ✔ Ongoing Support & Training Why Work With Me? ✅ Creative Excellence – I create designs that are visually compelling and perfectly aligned with your brand identity. ✅ Technical Expertise – With experience across multiple platforms, I build websites that are robust, scalable, and easy to manage. ✅ Client-Centric Approach – Your satisfaction is my priority. I work closely with you to provide tailored solutions that exceed expectations. ✅ Timely Delivery – I respect deadlines and ensure on-time delivery without compromising quality. Let’s Work Together! Looking for a reliable and creative partner to bring your vision to life? Let’s chat! I’m currently accepting new projects and would love to discuss how I can help you achieve your goals. Message me today, and let’s get started! Thanks! mindre
  • Ansæt NadiaCrea8weB
  • Ansæt     artemv30
Ansæt     artemv30

    artemv30 artemv30

    Ukraine $30 USD / timen
    Senior Electronic Engineer, RF Expert
    Ukraine
    Hello, everyone! As a skilled Electronic & RF engineer, I am confident that I can always provide you with excellent work results. Why should you choose me? It is because I have outstanding skills and experience in electronic design and industrialization, especially in wireless engineering. My main job is to design,...
    Hello, everyone! As a skilled Electronic & RF engineer, I am confident that I can always provide you with excellent work results. Why should you choose me? It is because I have outstanding skills and experience in electronic design and industrialization, especially in wireless engineering. My main job is to design, manufacture, and test various electronic circuits and PCBs, and to turn theoretical designs into living practices. My passion for perfect design and implementation according to customer specifications will impress everyone. I will briefly introduce my skills and experiences below. 1. Software MATLAB, Genesys, ADS, Ansys HFSS, CST, Altium, PADS, Eagle, Kicad, EasyEDA, Keil, MPLAB, LT Spice, NG Spice, MultiSim, Proteus... 2. Design Subjects Power Supply, Sensor Board, Control Board, LCD Board, ... BLE, ZigBee, Wi-Fi, WLAN, WiMax, ... LPDA, PIFA, Patch Antenna, Horn Antenna, ... RF Amplifier, Circulator, Filter, Mixer, Coupler, ... Thanks for visiting me. Regards mindre
  • Ansæt artemv30
  • Ansæt     masatoy3
Ansæt     masatoy3

    masatoy3 masatoy3

    Japan $30 USD / timen
    Electrical & Electronics Engineer
    Japan
    I am a results-driven Electrical & Electronics Engineer with extensive experience delivering reliable, standards-compliant, and cost-effective engineering solutions for industrial, commercial, and product-development projects. I specialize in electrical system design, electronic circuit development, embedded systems,...
    I am a results-driven Electrical & Electronics Engineer with extensive experience delivering reliable, standards-compliant, and cost-effective engineering solutions for industrial, commercial, and product-development projects. I specialize in electrical system design, electronic circuit development, embedded systems, and automation, supporting clients from concept and simulation to implementation, testing, and documentation. My work emphasizes safety, efficiency, and long-term reliability, aligned with IEC, IEEE, NEC, and ISO standards. I have successfully worked with manufacturers, EPC contractors, startups, and R&D teams, providing clear communication, fast turnaround, and engineering-grade deliverables suitable for production and certification. Whether you need schematics, PCB design, power analysis, control systems, or troubleshooting, I bring practical engineering insight backed by real-world industry experience. 🔴 Industries Served: - Industrial Automation & Manufacturing - Power Generation & Distribution - Renewable Energy (Solar, Wind, Energy Storage) - Consumer Electronics & IoT - Automotive & EV Systems - Oil & Gas / Heavy Industry - Building Services & Smart Infrastructure - Robotics & Embedded Systems - Medical & Laboratory Equipment - Aerospace & Defense (non-classified projects) 🔴 Core Skills & Expertise Electrical Engineering: - Power System Design & Load Calculations - Low & Medium Voltage Systems - Electrical Schematics & Wiring Diagrams - Protection, Grounding & Earthing Systems - Motor Control (VFDs, Star-Delta, Soft Starters) - Panel Design & BOM Preparation - Electrical Safety & Compliance Electronics Engineering: - Analog & Digital Circuit Design - PCB Design (Single-layer to Multi-layer) - Power Electronics (SMPS, Inverters, Converters) - Signal Conditioning & Noise Reduction - Component Selection & Cost Optimization - Prototyping & Testing Embedded & Control Systems: - Microcontrollers (ARM, PIC, AVR, ESP32) - Embedded C / C++ Firmware Development - Sensors, Actuators & Communication Protocols - PLC Programming & Industrial Control - HMI & SCADA Integration - Automation & Control Logic Design 🔴Software & Engineering Tools Electrical & Automation - AutoCAD Electrical - EPLAN Electric P8 - ETAP - DIgSILENT PowerFactory - PLC Software (Siemens TIA Portal, Allen-Bradley Studio 5000) Electronics & PCB - Altium Designer - KiCad - Eagle - Proteus - OrCAD - PSpice / LTspice Embedded & Development: - Keil µVision - MPLAB X - Arduino IDE - PlatformIO - STM32CubeIDE Simulation & Analysis: - MATLAB / Simulink - Multisim - ANSYS (Electrical Modules) Why Clients Choose Me: - Engineering-grade documentation & drawings - Strong understanding of international standards - Clear communication & fast response - Practical, production-ready solutions - Long-term support and revisions included mindre
  • Ansæt masatoy3
  • Ansæt     deane20
Ansæt     deane20

    deane20 deane20

    United States $100 USD / timen
    ELECTRONIC ENGINEER | EIT LLC
    United States
    With over 10+ years of experience specializing in hardware design and firmware development, I have a solid foundation in electrical engineering and a passion for innovation. I offer full-stack embedded hardware design and development solutions utilizing embedded microcontrollers, microprocessors, and digital signal...
    With over 10+ years of experience specializing in hardware design and firmware development, I have a solid foundation in electrical engineering and a passion for innovation. I offer full-stack embedded hardware design and development solutions utilizing embedded microcontrollers, microprocessors, and digital signal processors. I’ve successfully created cutting-edge hardware solutions and embedded systems across various industries, including consumer electronics, IoT, medical devices, and automotive. PCB fabrication and assembly are handled through trusted partners based in the U.S. and China, ensuring reliability and efficiency. Key Skills: ✔️Hardware Design ✔️Firmware Development ✔️Prototyping & Testing Notable Projects: ✔️Embedded IoT Device for Environmental Monitoring Led the development of a low-power IoT device for real-time environmental monitoring, designing the sensor interface, power management system, and wireless communication protocols. Implemented energy-efficient firmware algorithms to extend battery life and enhance reliability. ✔️High-Speed Data Acquisition System for Aerospace Designed a high-speed data acquisition system for aerospace testing, creating custom PCBs with high-speed interfaces and integrating FPGA-based signal processing. Developed firmware for real-time data acquisition and processing, meeting stringent performance requirements. ✔️Medical Device Prototype for Remote Patient Monitoring Collaborated with a startup to develop a prototype for remote patient monitoring, designing the hardware platform for physiological signal acquisition and integrating wireless connectivity. Developed firmware for real-time signal processing and secure data communication, ensuring compliance with regulatory standards. Additional Expertise: ✔️PLC System Integration Control logic using ladder diagrams, structured text, and function block programming in environments such as Siemens TIA Portal, Allen-Bradley Studio 5000, and Mitsubishi GX Works. ✔️RF Circuit Design Proficient in designing high-power amplifiers, antennas, low-loss filters and mixers up to Ka-Band. ✔️Radar Signal Processing Expertise in radar system design and dynamic simulation using MATLAB. ✔️Battery Design & Systems Experience with Li Battery design, EV systems, solar hybrid power controllers, and more. mindre
  • Ansæt deane20
  • Ansæt     oleksandrt68
Ansæt     oleksandrt68

    oleksandrt68 oleksandrt68

    Ukraine $45 USD / timen
    Electronics | Embedded Systems | IoT | RF&Antenna
    Ukraine
    🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+...
    🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+ years of experience in electronics engineering and embedded systems, I bring deep technical expertise and a hands-on approach to every project. ✅ Core Services PCB Design & Circuit Development Schematic capture, multi-layer PCB layout, signal integrity, and manufacturing-ready Gerber files. Tools: Altium, KiCad, Eagle, EasyEDA. Embedded Systems & Firmware Custom firmware for STM32, ESP32, Arduino, and ARM Cortex-based boards. RTOS, interrupt handling, I2C/SPI/UART/ADC, BLE & Wi-Fi protocols. Power Electronics & Battery Management DC-DC converters, BMS (Battery Management Systems), inverter designs, and charger integration for Li-ion, LFP, and solar-powered systems. IoT & Wireless Solutions Sensor-based systems with real-time wireless data transmission via LoRa, BLE, Wi-Fi, and GSM. Cloud integrations with MQTT, Firebase, and REST APIs. RF circuit design for BLE, LoRa, Wi-Fi, GSM, ISM band devices Custom antennas (patch, dipole, monopole, fractal) Matching networks, impedance tuning, VNA testing, EMI/EMC compliance Automation & Control Systems Custom control panels, PLC alternatives, smart switching circuits, motor drivers, and analog/digital feedback control loops. Simulation & Analysis Circuit simulation (LTspice, PSpice), power analysis, EMI/EMC considerations, and thermal management. 🧰 Tech Toolbox Design Tools: Altium Designer, KiCad, Eagle, OrCAD, EasyEDA Simulation & Modeling: LTspice, PSpice, MATLAB/Simulink Microcontrollers: STM32, ESP32, AVR, TI MSP430, Arduino Communication Protocols: BLE, Wi-Fi, LoRa, MQTT, Modbus, RS232, I2C, SPI, UART, UDP Programming Languages: C, C++, Embedded C, MicroPython Testing & Measurement: Oscilloscope, Logic Analyzer, Multimeter, Signal Generator Standards & Compliance: DFM, EMI/EMC Best Practices, ISO/IEC Specifications I will be happy to help translate your ideas into reality. mindre
  • Ansæt oleksandrt68
  • Ansæt     romank804
Ansæt     romank804

    romank804 romank804

    United States $70 USD / timen
    Hardware & firmware Engineer & Automation P.E Pro
    United States
    I have extensive experience, primarily in hardware design I primarily work with Altium Designer, but I am also proficient in KiCAD, EAGLE, EasyEDA, and Allegro OrCAD. I also develop firmware, primarily for the following platforms: -ESP32, S2, S3, C3 y C6 -ESP8266 -STM32 -STM8 -AVR -ATSAM -RAK Wireless Modules -PIC,...
    I have extensive experience, primarily in hardware design I primarily work with Altium Designer, but I am also proficient in KiCAD, EAGLE, EasyEDA, and Allegro OrCAD. I also develop firmware, primarily for the following platforms: -ESP32, S2, S3, C3 y C6 -ESP8266 -STM32 -STM8 -AVR -ATSAM -RAK Wireless Modules -PIC, PIC32, dsPIC For clients who prefer it, I am familiar with various Arduino Cores to facilitate future code editing and small modifications that the client can handle themselves. I also have the capability to run multithreaded code on any of the aforementioned platforms. I also use IDEs such as: -STM32Cube -RUI (Rak User Interface) -IDF (Espressif) -Atmel Studio (ATSAM/ATMEGA) Experienced Electrical & Automation Engineer with 9+ years in the industry. Specializing in SCADA-based energy monitoring systems, I have extensive experience designing and implementing industrial projects. My skills include PLC programming, HMI design, VFD programming, energy conservation, and lighting design. Additionally, I offer expert support in automation, instrumentation, and energy conservation for residential, commercial, and industrial projects. I am Expert in PLC & HMI programming and I have worked on the Siemens, Fatek, Allen Bradley, Mitsubishi & Omron. I have also designed HMI's of Siemens, Weintek, Allen Bradley. Moreover, i am have worked on VFD's, AC, DC Motors etc. Experienced and accomplished Electrics & Automation Engineering Manager with 10+ years of experience in Industrial Automation and Electrical design with *PLC, DCS, SCADA, HMI, Intelligent Motor Control Center, VFD Drives,Instrumentation *Rockwell(Allen Bradley) PLC -Studio5000,RS Logix5000, RS Logix500, Factory Talk *Siemens PLC - Siemens-TIA Portal, PCS7, WinCC, *Schneider PLC-Ecostruxure Process Expert, Control Expert, Unity Pro, Aveva Plant SCADA, Citect, *ABB PLC-Control Builder *Automation Direct - Productivity , CLICK PLC *Profibus-DP, Profibus-PA, Modbus-TCP, Modbus-RTU, TCP/IP, MQ mindre
  • Ansæt romank804
  • Ansæt     markoa7
Ansæt     markoa7

    markoa7 markoa7

    Serbia $40 USD / timen
    Hardware Design| PCB & RF Design| Reverse-Engineer
    Serbia
    Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core...
    Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core Competencies: -PCB Design & Development: Expert in designing reliable, high-performance printed circuit boards (PCBs). Specialization in power supply circuits (DC-DC, AC-DC conversions) and multilayer designs for embedded systems. Proven track record in developing efficient LED driver circuits and RF PCB layouts. -Firmware Development: Extensive experience programming microcontrollers including STM32, DSPIC, ESP32 and ESP8266. Mastery of communication protocols such as UART, SPI, Ethernet, USB, CAN, and MODBUS for seamless integration. Proficient in implementing wireless technologies including Wi-Fi, Bluetooth, and ZigBee. -RF Design & Analysis: Strong capabilities in RF circuit design, antenna optimization, and simulation for applications like WiFi, Bluetooth, and RFID. Expertise in developing RF filters, splitters, transceivers, and power amplifiers tailored to specific application needs. I am committed to delivering cost-effective, high-quality solutions without compromising performance or deadlines. I welcome the opportunity to connect and discuss how I can contribute to your projects. mindre
  • Ansæt markoa7
  • Ansæt     tetianam8
Ansæt     tetianam8

    tetianam8 tetianam8

    Ukraine $50 USD / timen
    ❤ Top-Tier Electronic | Embedded | IoT | RF | PCB
    Ukraine
    I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production,...
    I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production, ensuring compliance with industry standards and delivering high-quality, reliable products. My approach combines technical proficiency with clear communication, ensuring that clients are informed and involved at every stage. Technical Skills: -PCB Design: Altium Designer, KiCAD, Eagle -Embedded Systems: ARM Cortex, STM32, AVR, ESP32 -Programming Languages: C/C++, Python -Communication Protocols: I2C, SPI, UART, CAN, Ethernet -IoT Platforms: AWS IoT, Azure IoT Hub, MQTT -Simulation Tools: LTspice, MATLAB/Simulink Industries Served: -Consumer Electronics -Automotive -Medical Devices -Industrial Automation -Aerospace I am committed to delivering solutions that meet and exceed client expectations. Let's collaborate to bring your electronic projects to life with precision and efficiency. mindre
  • Ansæt tetianam8
  • Ansæt     yaroslavmark
Ansæt     yaroslavmark

    yaroslavmark yaroslavmark

    Ukraine $35 USD / timen
    PCB Design Expert | PLC • Automation • Embedded
    Ukraine
    Hello. I am an experienced Automation Engineer & Hardware Designer with 10+ years of expertise in PLC programming, industrial controls, embedded systems, and custom PCB development. I bring together both industrial automation and electronics engineering, allowing me to design complete control solutions — from PLC...
    Hello. I am an experienced Automation Engineer & Hardware Designer with 10+ years of expertise in PLC programming, industrial controls, embedded systems, and custom PCB development. I bring together both industrial automation and electronics engineering, allowing me to design complete control solutions — from PLC logic and HMIs to custom PCBs, sensor interfaces, power electronics, and machine-control hardware. 🧩 Core Competencies 🧩 🔧 PLC & Automation Engineering - Siemens: S7-1200 / S7-1500 / S7-300, TIA Portal, STEP7 - Allen-Bradley: ControlLogix, CompactLogix, MicroLogix (Studio 5000 / RSLogix) - Schneider Modicon, Mitsubishi FX/Q, Omron CJ/CP - HMI/SCADA: WinCC, FactoryTalk View, Ignition, Weintek, Delta - Communication: Modbus RTU/TCP, Profinet, EtherNet/IP, Profibus, OPC-UA - Industrial Controls - VFD/Servo setup (Siemens, ABB, Delta, Rockwell) - Sensor integration (analog, digital, RTD, thermocouple) - PID loops, motion control, interlocks & machine safety 📡 PCB & Electronics Design - PCB Design Tools: KiCad 6/7/8, Altium Designer, Eagle / Fusion 360, - Hardware Expertise: Mixed-signal hardware (analog + digital), High-voltage / low-voltage mixed PCBs, SMPS power stages • DC-DC converters, Motor drivers, relays, MOSFET/PWM control, Microcontrollers: Raspberry Pi Pico, STM32, ESP32, AVR, PIC, Communication hardware: RS-485, CAN, Ethernet, isolated I/O, Sensor conditioning, ADCs, op-amps, filters, EMC/EMI-friendly layout & safety-critical design 🧰 Tools & Platforms - TIA Portal, STEP7, Studio 5000, RSLogix - WinCC, FactoryTalk View, Ignition SCADA - KiCad, Altium, Eagle - AutoCAD Electrical, EPLAN - C/C++ for embedded, MicroPython, FreeRTOS mindre
  • Ansæt yaroslavmark
  • Ansæt     RFmmW
Ansæt     RFmmW

    RFmmW RFmmW

    Germany $50 USD / timen
    RF/mm-Wave Engineering | Translation | LaTeX
    Germany
    I have a PhD in RF engineering from a German university, over 10 years of experience as a full-time researcher and more than 7 years in the automotive industry (radar).
    I have a PhD in RF engineering from a German university, over 10 years of experience as a full-time researcher and more than 7 years in the automotive industry (radar). mindre
  • Ansæt RFmmW

Hej , her er nogle offline freelancere

Hej , her er nogle offline freelancere, der matcher ""