Electrical Engineering projects — HireLancer archive

ID / Date Listing

Waterproof Battery-Powered Scales - 13/02/2026 07:04 EST

I'm looking for a device that can measure weight in pounds and operate underwater. It's essential that this device is powered by long-lasting batteries. Key Req...

HL-40227872

Build Motorized Filament Spool Winder

I’d like the design published here https://makerworld.com/en/models/2065480-completely-motorized-filament-respooler turned into a finished, fully-working machin...

HL-40227781

English-Spanish Engineering Translation

I need a technical engineering document currently written in English rendered into clear, precise Spanish without losing any of the specialised terminology or f...

HL-40227595

6-Page High-Res PDF

I have a finished KiCad PCB layout and now need a clean, print-ready PDF compiled from it. The final document must contain six A4 landscape pages arranged in th...

HL-40227588

Electrical Engineering Feasibility and Design Expertise for Industrial Projects

I am an experienced electrical engineer looking to collaborate with seasoned freelancers who can contribute to the success of our industrial park, apartment bui...

HL-40227525

Experienced Technical Writer for STEM Bluetooth Speaker Kit Documentation (Electronics Focus) -- 3

We are seeking an experienced technical writer with a solid background in electronics to update and improve the instructional documentation for our DIY Bluetoot...

HL-40227352

Commercial Electrical Drafting Specialist

I need an experienced draftsman to create detailed electrical drawings for a commercial building project using AutoCAD. The scope includes: - Power distribution...

HL-40227399

ESP32-based IoT PCB Layout Design & Review

Hello, I am looking for an experienced PCB designer to complete schematic review and PCB layout for an ESP32-based industrial IoT board using EasyEDA (Collabora...

HL-40227274

Double-Layer PCB Design for Radio

I'm seeking an experienced PCB designer to create a double-layer PCB for a consumer electronics radio project. The PCB will include microcontrollers as key comp...

HL-40227034

DSP Tuning for Bluetooth Speaker

I need an expert to tune a DSP (Digital Signal Processor) for a custom-built Bluetooth speaker aimed at delivering a balanced sound profile across all music gen...

HL-40224914

Explain ESP-PIC UART I2C and complete Circuit -- 2

I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...

HL-40226410

Revise Wiring Schematic

I need an existing wiring schematic revised to add one component. Requirements: - Current schematic is scanned from PDF - Need to add a green pilot light Ideal...

HL-40226321

Modification & Review of Existing Siemens PLC Program (TIA Portal V20)

I already have a complete running PLC program developed in Siemens TIA Portal V20 for: PLC: Siemens S7-1200 (CPU 1212C) HMI: Siemens HMI (compatible with TIA Po...

HL-40226102

Mentor Karier Siswa Kelistrikan

Saya masih berstatus pelajar dan belum memiliki pengalaman kerja, tetapi saya ingin mulai menapaki dunia profesional di bidang kelistrikan. Saya membutuhkan pen...

HL-40225992

Reengenharia de Placa Eletrônica

Projeto: Engenharia Reversa de Placa Eletrônica Legada Descrição do Projeto Busco profissional com experiência comprovada em eletrônica para realizar engenharia...

HL-40225555

Industrial Emergency Backup Genset Specification

I need a comprehensive specification package for a generator set that will serve as an emergency backup at an industrial site. The unit must deliver more than 5...

HL-40225589

USB-Gamecontroller Umbau: Originaler Straßenbahn-Fahrhebel

Ich besitze einen originalen Fahr-/Bremshebel aus einer Bremer Niederflurstraßenbahn Typ GT8N. Dieser Hebel soll nicht als Sammlerstück, sondern als voll funkti...

HL-40224620

Nickel Mine & Solar Power Creation - 12/02/2026 01:56 EST

_Project Title:_ Nickel Mine and Solar Power Plant (PLTS) Development _Objectives:_ - Increase nickel production to meet global demand - Develop renewable energ...

HL-40224891

ESP32 Firmware and Efficient Power Switching Circuit

I've already built some prototypes of a circuit capable of switching a single 230 V, 16–30 A line to 4, 8, or 12 outputs—without power loss—but none of them hav...

HL-40224791

Explain ESP-PIC UART I2C and complete Circuit

I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...

HL-40224479

Microstrip Antenna Design Research Partnership

I’m kicking off a multi-phase R&D effort devoted to the design and development of cutting-edge microstrip antennas. The overarching targets are straightforward:...

HL-40224496

Antenna Researcher Needed for Long Term Commitment Only Indian

I need a focused research effort that looks at satellite-communication antennas from three angles at once: maximising signal strength and quality, mapping frequ...

HL-40224536

Customized Low Voltage Electrical Plan

Project Overview: I am currently constructing a 4,500 sq. ft. custom home and need a comprehensive Low Voltage Design & Wiring Schedule. I am looking to design...

HL-40223985

Single-Speed Pool Pump Installation

I’m replacing my existing pool circulation unit with a single-speed pump that I already have on site, along with all the fittings, unions, and electrical hardwa...

HL-40224061

AS1158 Outdoor Lighting Design

I need a compliant lighting layout for a small utility area that is under 100 m². The sole purpose is to keep workers safe when they access the space at night,...

HL-40223830

Sports Field Lighting Design

I need a comprehensive electrical reticulation plan for lighting on multiple sports fields in Australia. The fields include Football, Tennis, Soccer, Hockey, Ne...

HL-40223262

Industrial Flex PCB With Sensors

I need a compact, reliable flex-PCB designed for an industrial setting that is subject to continuous high-vibration, ambient temp extremes, and moisture. The bo...

HL-40223151

Off-Site Steel QA QC Specialist

The task centres on material quality control for every steel and metal element that comes onto the project during the active build. Mill certificates, weld cons...

HL-40223156

Arduino Code for RGB LED Trigger

I'm looking for an Arduino code that will trigger RGB LEDs to change color based on a pulse rotary dial input. Requirements: - Use of a pulse rotary dial - RGB...

HL-40222894

Medical Vital-Signs PCB Design

I’m developing a compact medical-grade board that will sit at the heart of a new vital-signs monitor. The PCB must reliably acquire and process heart rate, bloo...

HL-40222519

Altium PCB Simulation Specialist

I’ve drafted a single-layer board in Altium Designer and now need a seasoned set of eyes to run thorough simulations before I commit to building the first proto...

HL-40222518

Analog Signal Processing PCB Design

I need a compact PCB developed for a one-off project that focuses purely on analog signal processing. The core task is to turn my hand-drawn schematic into a pr...

HL-40222436

PCB Gerber File Creation from Schematic

I need a PCB design from a Schematic I'll provide. a small board, around 170 pins for a guitar pedal. I have a model PCB from another vendor, and the EasyEDA sc...

HL-40221718

5G Soft Handover Simulation in Matlab

I'm looking for a detailed simulation of 5G soft handover in Matlab for research and analysis purposes. Key Requirements: -Simulate system-level handover with i...

HL-40221980

Residential & commercial Drafting & Design

I need complete MEP coordination drawings and calculations for a residential development that calls for a complex electrical and low-voltage package, all prepar...

HL-40221829

Consumer Electronics Wireless Circuit Design

I need a compact, production-ready circuit that brings reliable wireless communication to a new consumer-electronics device. The work begins with schematic capt...

HL-40221679

Electrical & Plumbing Fit-Out

I’m converting a small space into a grab-n-go lunch bar and I already have the general layout sorted. What I need now is a qualified shopfitter who can focus pu...

HL-40221539

Stamped Site & MEP Plans Needed

I have already purchased the architectural house plan from ArchitecturalDesigns.com; what I still need is the permit-ready documentation. Your assignment is to...

HL-40221382

Zigbee Green Power Lighting Control

I need a Zigbee Green Power device for indoor lighting control. The primary features required are on/off switching and dimming. Key requirements: - Zigbee Green...

HL-40221246

Senior Industrial Controls Engineer Needed

I’m kicking off a series of manufacturing-plant automation upgrades and I need a seasoned controls engineer who can run each project from the first I/O list thr...