วิศวกรรมโทรคมนาคม Jobs

I’m rolling out a new Asterisk-based PBX that spans both an on-prem rack server and a small cloud instance. I need a specialist who can take the project from a clean slate to a fully functional, production-ready system. Here’s what I’m expecting: • Complete installation of the latest stable Asterisk on each node (one local, one cloud) with SIP trunks registered and ready. • Seamless call routing between sites, extension dialing, voicemail, IVR, and basic queue logic operating flawlessly across the hybrid topology. • Secure configuration—TLS/SRTP, strong authentication, sensible firewall rules, fail-over settings between the two servers. • Real-time monitoring and alerting set up (Nagios, Zabbix, Grafana, or a tool you’re comfortable ...

PROJECT SUMMARY:Perform a comprehensive active Radio Frequency (RF) and Wireless Local Area Network (WLAN) site survey across six (6) dormitory buildings totaling approximately 308,943 sq. ft. at Tyndall AFB, FL. The objective is to evaluate coverage, capacity, signal propagation, and interference to support long-term wireless infrastructure planning. Frequency Bands: Measure and evaluate coverage across 2.4 GHz, 5 GHz, and 6 GHz (Wi-Fi 6E/7) bands. Methodology: Utilize an AP-on-a-Stick (APaaS) setup to simulate real-world access point propagation, signal attenuation through facility walls/doors, and optimal AP mounting Coverage: Conduct continuous active and passive survey walkthroughs across designated corridors, common spaces, and representative living quarters within all 6 dorm...

Dinstar UC2000-VE-4T + FreePBX/Asterisk + Retell AI Voice Setup Project Description We are looking for an experienced individual VoIP/Asterisk freelancer to configure a small business telephone system. Hardware available: Dinstar UC2000-VE-4T LTE/VoLTE Gateway 2 mobile SIM cards initially 4 available gateway channels Required configuration: Install and configure FreePBX/Asterisk Configure the Dinstar UC2000-VE-4T with 2 SIM cards Create two completely independent inbound/outbound call routes Configure two remote SIP softphone users working from PCs/mobile phones Each user must make and receive calls through their assigned SIM/number Incoming caller ID should be passed correctly to the remote user Configure correct outbound routing so each user always calls through their assi...

আমি আমার একটি নিদিষ্ট গ্রামীন সিম কার্ড উত্তলন করতে চাই। যেটা আমি অনেক দিন যাবত ব্যাবহার করছি।আমি সৌদি আরবে থাকি সিমটা উত্তলন করতে চাই।

Necesito el diseño estructural completo de una torre de acero destinada a telecomunicaciones, con una altura aproximada de hasta 24 a 60 metros. Requiero: • Modelo y análisis estructural que cumpla con normas locales y cargas de viento sísmicas aplicables. • Planos constructivos (detalles de perfiles, uniones y fundaciones). • Memoria de cálculo clara y verificable en formato editable y PDF. • Recomendaciones de materiales y proceso de montaje. Valoro experiencia previa en torres de telecomunicaciones y manejo de software especializado (por ejemplo, TNX, SAP2000, o similar). Entrego datos de sitio y requisitos de normativas una vez iniciado el trabajo.

I'm experiencing a "no signal" issue with my landline phone. This started within the past week. I need a technician to diagnose and fix this issue as soon as possible. Ideal skills and experience: - Expertise in landline phone systems - Experience with signal and connectivity issues - Quick response and repair time - Ability to provide a detailed diagnosis

I want a fully working AI voice receptionist that I can dial today and hear in action before I commit to anything. The system must: • Pick up every call in a friendly tone, capture the caller’s name + number, and either record a voice message or confirm an appointment slot in my calendar. • Answer two quick FAQs—our business hours and simple location/directions—without sounding robotic. Before discussing proposals, send a real Australian or international phone number (or a web link with click-to-call) where I can test the exact call flow you’d build for me. A short demo recording alone isn’t enough; I need to press the keys, speak to it, and watch it schedule or message in real time. Preferred stack is flexible—Twilio, Vonage, Microsoft ...

# TelesalesOS — Telnyx Telephony/ACD Contact Center Developer Our stack is , React, TypeScript, Supabase/Postgres/Auth/Realtime, Vercel and GitHub. We need an experienced programmable-voice/contact-center developer to build the Telnyx-powered telephony portion. This is not a simple click-to-call integration. We need a production-grade browser softphone, inbound ACD, queues, routing rules, supervisor monitoring, recordings, CRM screen pops, compliance controls and searchable call logs. ## Required experience Applicants should have real experience with several of the following: * Telnyx Voice API/Call Control * Telnyx JavaScript or React WebRTC SDK * SIP and WebRTC * Browser softphones * ACD/contact-center development * Call queues and routing * Telnyx conferences * Monitor, whisp...