Need freelancer for VoIP SIP Server

+Job summary · We are seeking an experienced professional to set up a SIP server with an integrated billing solution.QualificationsVoIP · VoIP Administration · +BenefitsMandatory skills: ...

We are building a high-volume AI voice agent platform for call centers (insurance, Medicare, final expense, auto warranty, etc.) and are looking for an experienced SIP / VoIP engineer to help us design, · build, · and configure a production-ready SIP server.This is a hands-on eng ...

We need an experienced engineer to integrate Jambonz with our WebSocket-based voice agent. · Set up Jambonz (paid version) end-to-end · Configure SIP trunks provided by our clients · Enable outbound calling at scale (100+ concurrent calls) · ...

We are looking for hands-on VoIP / telecom specialist to complete setup and stabilization of GSM gateway connected to SIP server.We have hardware SIMs active goal get clean production-ready GSM SIP setup reliable audio. · GSM VOIP gateway live SIM(s) · SIP server hosted VPS local ...

Piper Companies is seeking a VoIP Operations Engineer - SBC to support a leading federal program onsite at Fort Meade MD. · Serve as an embedded engineer within federal operations providing hands-on SBC and VoIP expertise. · Configure deploy and maintain SBCs and PSX policy serve ...

Piper Companies is seeking a VoIP Operations Engineer - SBC to support a leading federal program onsite at Fort Meade, MD. · ...

Piper Companies is seeking a VoIP Engineer – SBC to join a federal program onsite at Scott Air Force Base,Illinois. · Act as an onsite engineering resource,delivering expert support for SBC and VoIP systems. · ...

Piper Companies is seeking a VoIP Engineer to join a federal program onsite at Scott Air Force Base, · Illinois.Act as an onsite engineering resource, delivering expert support for SBC and VoIP systems. · Configure, implement, and maintain SBC platforms and PSX policy servers to ...

Piper Companies is seeking a VoIP Operations Engineer - SBC to support a leading federal program onsite at Fort Meade, · MD. · ...

Piper Companies is seeking a VoIP Engineer – SBC to join a federal program onsite at Scott Air Force Base. · ...

Piper Companies is seeking a VoIP Engineer to join a federal program onsite at Scott Air Force Base. · Deliver expert support for SBC and VoIP systems. · Configure, implement, and maintain SBC platforms. · ...

Piper Companies seeks a VoIP Operations Engineer to support a federal program onsite at Fort Meade, MD. · Serve as an embedded engineer within federal operations. · Configure and maintain SBCs and PSX policy servers for SIP trunking. · ...

Piper Companies is seeking a VoIP Engineer – SBC to join a federal program onsite at Scott Air Force Base, · Illinois. This position involves advanced Session Border Controller (SBC) engineering and carrier-grade VoIP integration. · This job opens for applications on 2/9/2026. Ac ...

We are seeking a Genesys SIP Engineer who will plan, design, develop, implement and support Telephony related infrastructure technologies including large Genesys call center implementations. · Familiarity with NICE call recording integration desired. · Act as primary vendor inter ...

This role focuses on telephony VOIP/SIP systems and SBC exposure. The candidate will sit onsite 5 days a week. · Configure and integrate telephony and VOIP systems including SIP-based solutions. · ...

This role focuses on telephony, VOIP/SIP systems and SBC exposure. · Piper Companies is seeking a Dedicated Engineer for Network Operations to join a team in supporting federal customers in Norfolk VA. · ...

We need to upgrade the SSL Certificate on one of our Audiocode SBCs running on a virtual server on-premise (vmware). It is currently receving calls from SIP trunk via secure SIP/RTP (port udp) and connecting internally to an IVR via non-secure SIP (port 5060). · Mandatory skills: ...

I have an Issabel VoIP server running as a virtual machine on VMware ESXi. Internet access is required to run Cloudflare Tunnel (cloudflared). I need to configure a secondary internet gateway for outbound internet traffic only. · ...

Job summary · Experience working with UCCE, CUCM, CUPS. · ResponsibilitiesCisco Unified Call Manager Clusters configuration. · ...

We are seeking a Dedicated Engineer for Network Operations to support federal customers in Norfolk. The role focuses on telephony, VOIP/SIP systems, and SBC exposure. · Configure and integrate telephony and VOIP systems. · The candidate will conduct lab evaluations of new softwar ...