Electrical Engineering projects — HireLancer archive

ID / Date Listing

24-30V & 15V PSU Design

I need a compact, medium-power supply that will accept a 24 V DC input and provide two regulated outputs: • 30 V DC for a three-phase BLDC motor • 15 V DC for t...

HL-39734422

Pcb doesn’t work

We have a simple pcb which burns as sometimes. Check the simple schematic Tell me what’s wrong Update the KiCad files Make the pcb 1mm smaller On the last sampl...

HL-39734329

Modbus Setup for Electricity Meter

Looking for a Developer to Set Up Communication Between Electricity Meter (Modbus) and HTTP Server via Protoss PG41 Converter

HL-39733413

Debug Capacitive Touch PCB

I need help diagnosing a malfunction in a capacitive touch PCB with fewer than 10 components. The board exhibits unexpected behaviour when powered on. Key detai...

HL-39732617

Architect for NJ Code Compliance

I need a New Jersey–licensed architect to perform a full code-compliance review on an “other”-type property that does not sit neatly in the usual residential, c...

HL-39732430

Proton Precession Magnetometer Circuit Design

Looking for an expert to design a circuit for my project, which is a Proton Precession Magnetometer. Order flow is as follows; -polarizing pulse which energizes...

HL-39732333

Wigig over fiber optic cable, wigig optical extender

Pcb design: Nyák tervezés: Szeretnék egy olyan extender-t, ami kiterjeszti a wigig hálózatot optikai kábelen keresztül. Tehát meghosszabbítja a wigig antennát o...

HL-39731719

EV Brake-by-Wire Simulation

I need a MATLAB Simulink simulation of a brake-by-wire system from an electric vehicle. This simulation should accurately replicate the functionality of an EV b...

HL-39730698

PLC Motor Controller Development

I need an experienced automation engineer to design, select equipment, and code a standalone industrial machine controller. The setup must include: - Two VFD mo...

HL-39730514

Hydronic Heating System Schematic

I need a detailed electrical schematic for a hydronic heating and hot water system including a heat pump and a wetback fire. The schematic should be provided in...

HL-39730237

Motor Controller with Hall Sensor

I need a motor controller designed to control a DC motor using a hall effect sensor for position control. The project involves developing a system that accurate...

HL-39729875

Commercial Entrance CCTV Installation Needed

I’m ready to secure a commercial site and need a complete CCTV solution focused on every entrance and exit. Nothing is wired or mounted yet, so the job starts f...

HL-39729811

Indoor Push Button Switch Design

I need a push button switch designed for indoor use. The switch should be suitable for various applications, with a focus on versatility and reliability. Key Re...

HL-39729823

Cost-Effective Radio Design

I'm seeking an industrial designer to create a brick machine with a focus on reducing manufacturing costs. The goal is to maintain quality while minimizing expe...

HL-39729543

LEO 2.0 Micro Drone PCB Design

We are building LEO 2.0, a next-generation micro drone platform at Valyant Technologies. We require a custom 4-layer carrier PCB integrating an ESP32-S3, brushl...

HL-39729074

TCAD Simulation of Photodetector

TCAD Simulation of Four-Quadrant Photodetector using Silvaco Athena + Atlas Description: I am looking for an experienced semiconductor device simulation enginee...

HL-39729096

Wyndham Hotel Renovation: Design Team Needed

Multi-Discipline Design Team for Wyndham Hotel Renovation (Phases II–IV) Location: Remote with occasional site visits to Franklin County, MO Contract Duration:...

HL-39724677

California MEP Project Completion

I already have design drawings and technical specifications on my desk, yet the overseas consultant who started this job left before the work could be wrapped u...

HL-39728511

Prepare MEP and Foundation Plans

I need comprehensive electrical, mechanical, plumbing, and foundation plans developed from existing home drawings. Requirements: - Use provided floor plans, ele...

HL-39728576

Autonomous Scooter & Car(vehicles) Wiring & Circuits -- 2

The project involves creating a complete electrical architecture for an autonomous car, from high-level power distribution down to connector pin-outs. Schematic...

HL-39728443

Convert Bedroom Into Office & Room

I need professional help to turn a single bedroom in my house into two completely separate spaces: one will remain a cosy bedroom, the other must function as a...

HL-39728071

Convert 6 Electrical Schematics from JPEG to AutoCAD (Refrigerated Cabinets & Workbenches)

I need 6 electrical schematics (provided in JPEG format) to be redrawn and converted into AutoCAD drawings (.dwg). These schematics are related to refrigerated...

HL-39727717

Custom ESP32 KiCad PCB Design: Schematic Review & Layout for Interconnect and power management PCB

Project Overview: I require an experienced PCB designer to review my existing KiCad schematic and perform the complete PCB layout for a custom-shaped board. The...

HL-39727589

Power Transformer Design

I need a power transformer designed with the following specifications: - Type: Power transformer - Voltage Rating: Medium voltage (1kV - 35kV) - Power Rating: U...

HL-39727682

Convert 6 Electrical Schematics (JPEG) into AutoCAD Drawings

I need 6 electrical schematics (provided in JPEG format) to be redrawn and converted into AutoCAD drawings (.dwg). Each schematic includes electrical symbols, c...

HL-39727539

Earthing Layout and drawings

I need help finalizing earthing layout drawings based on PDF markups. Requirements: - Annotate drawings with basic explanations - Deliver in editable format (Au...

HL-39727550

Basic PCB Design for Junction Box

I'm seeking a freelancer to design a basic PCB for a simple electrical junction box. The junction box will be used to connect analog components. Requirements: -...

HL-39726887

PA UCC Apartment Plan Review

I’m converting a third-floor commercial space into a single apartment and already have the full drawing set in PDF/CAD. Before I file the UCC permit package, I...

HL-39726439

MEP Drafting for Residential Project

I need an experienced MEP draftsman to create detailed drawings for a residential building currently under construction. The services required are mechanical, e...

HL-39726337

Detailed MEP Estimation for Residential Project

I'm seeking a skilled MEP estimator for a residential building. The estimate should be detailed and cover the following systems: - Electrical - Plumbing - HVAC...

HL-39726111

Detailed PSA Design Specialist Needed

I’ve completed the conceptual work for a pressure swing adsorption unit aimed at a niche gas-purification duty that falls outside the usual hydrogen, air-separa...

HL-39726033

Low-Power 3-Phase BLDC Driver

I need a compact, reliable driver for a sub-1 kW 3-phase BLDC motor being built into a niche prototype outside the usual industrial, EV, or consumer categories....

HL-39724914

Arduino Shield for MAX4619 Power Glitching

I need an Arduino shield adapted from Raspberry pi to interface with a MAX4619CSET for power glitching. A schematic will be provided. Requirements: - Capable of...

HL-39724959

Compact Wireless Charger Design

I need a small circuit board designed for a compact wireless charger. The charger should be compatible with fitness trackers (rings) and must include overheat p...

HL-39724456

Improve Basic Electronic Trigger Circuit

I have a basic electronic circuit design to trigger a LOW-HIGH-LOW signal from a PIR device. The trigger is not enough to to activate the required integrated ch...

HL-39724272

Full Interior & Lighting Design

Interior Designer Needed – Riyadh Villa (Ground Floor) Looking for an experienced interior designer to deliver a complete, execution-ready design package for th...

HL-39724039

Desktop SMD Pick-and-Place Build

I’m setting up a small lab and need a compact desktop pick-and-place machine that can reliably handle micro SMD parts for prototyping runs and short production...

HL-39723288

RF Circuit and PCB Design

I need an experienced designer to create an RF circuit and PCB for communication purposes. The circuit will operate outside the typical frequency ranges and wil...

HL-39723157

High-Frequency RF PCB Design

I'm looking for an experienced RF PCB designer to create a medium-sized (10-50 cm²) PCB for a SAR sensor application. The primary application is yet to be defin...

HL-39723015

Prepaid Irrigation System Design

I need a prepaid irrigation system designed to manage multiple pumping stations using a SCADA system for comprehensive monitoring. The system must handle submer...