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I need an experienced telephony engineer to design, configure, and roll out an enterprise-grade VoIP platform for my organisation—complete with an integrated contact centre. The scope ranges from choosing the best-fit protocol (whether that ends up being SIP, H.323, or MGCP) through to deploying the core PBX, handsets, and the contact-centre layer. Key objectives • Map business workflows and call volumes to a future-proof architecture • Configure the PBX, trunks, and endpoints for crystal-clear voice and high availability • Stand up the contact-centre features we select—ACD, IVR, call recording or other modules—so agents can serve customers without friction • Integrate with existing tools (email, CRM, messaging) and legacy numbers • Provide clear documentation and a short remote hand-over session for our IT staff Success looks like: calls routing correctly on day one, agents logging in with zero downtime, and all metrics (queue times, abandon rates) visible on the dashboard. If you have rolled out similar enterprise systems and can collaborate closely with our in-house team, I’d like to hear how you would tackle the project and your estimated timeline to go live.
Project ID: 39720468
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Active 8 mos ago
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30 freelancers are bidding on average $21 USD/hour for this job

Hello, I’m excited to offer my expertise to help you achieve your project goals. As a Certified Project Manager and Expert Trainer with a proven track record at Zayer Tech, I specialize in delivering tailored solutions that drive efficiency and innovation. My team and I bring a unique blend of project management expertise and AI-driven capabilities to streamline processes and enhance outcomes. What I can offer: AI Integration & Automation: From no-code/low-code tools like Zapier and Power Automate to custom workflows and API integrations, I optimize business efficiency. Documentation Excellence: Comprehensive project proposals, business plans, SOPs, and technical documentation, all crafted with precision. Digital Marketing Mastery: Targeted strategies, SEO optimization, and brand growth via social media and paid ads. Web & Content Management: WordPress design, e-commerce integration, and content optimization tailored to your audience. Project Management Expertise: Agile methodologies, resource planning, and stakeholder engagement to ensure project success. With advanced proficiency in tools like JIRA, ClickUp, Slack, and Figma, I ensure seamless collaboration and real-time tracking to meet your deadlines and expectations. Let’s collaborate to transform your vision into impactful results. I’m eager to discuss how my skills align with your project needs. Thank You
$15 USD in 40 days
6.8
6.8

I can assist with this project. I have 14 years of experience with Asterisk, FreePBX, OpenVPN, VoIP, Linux, and I have successfully migrated over a hundred organisations as Head of Infrastructure in a Singapore-based telco. To provide an accurate estimate of cost and time, please start a chat so we can discuss the types of endpoints you are using and the number of users to be migrated. Rest assured, this migration will be managed smoothly and professionally.
$35 USD in 32 days
6.7
6.7

Dear jacobk18, We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Project Management, Asterisk PBX, VoIP, Documentation, Telecom, SIP and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$25 USD in 5 days
6.1
6.1

Hi there, My name is Isme A., Project Executive at 8veer Consultancy. Thank you for considering us for your Enterprise VoIP Phone System Setup. We understand your objective to build a scalable, future-proof VoIP and contact centre platform that aligns with your business workflows and delivers seamless call performance from day one. Our telephony engineers have deployed SIP-based PBX systems using Asterisk and FreePBX, with advanced routing features like ACD, IVR, call recording, and real-time analytics dashboards. We’ll ensure all components—PBX, trunking, endpoints, and integrations with CRM and messaging tools—are configured for zero downtime, high call clarity, and full metrics visibility. We estimate a go-live timeline of 12 working days, including testing and staff handover, and are ready to begin the architecture mapping phase immediately. Yours sincerely, Isme A. Project Executive Project Management Office (PMO) 8veer Consultancy Ref: 8V-PMO-FRC
$21 USD in 26 days
5.6
5.6

With over a decade of experience in Network, Cybersecurity, VoIP and System Engineering, I have successfully designed, implemented and maintained various enterprise-grade communication systems. My expertise spans across a wide range of vendors including Cisco, the well-known front-runner in VoIP solutions. This makes me the ideal candidate for your project as I can bring to the table not only relevant technical know-how but also industry best practices. My proficiency extends beyond VoIP and PBX systems. I also have a solid grasp on network administration, security, wireless and virtualization which are vital components for any large-scale implementation. This multifaceted skill set enables me to holistically approach your requirement rather than viewing it as isolated silos. Furthermore, having worked with both small and enterprise-sized companies in my career, I am adept at understanding unique business needs, planning appropriate workflows and delivering successful solutions that are on-time, within budget and most importantly future-proof. All these factors combined make me the perfect partner to design, configure and deploy the robust VoIP platform you need for your organisation. I guarantee you zero downtime during implementation and seamless integration with your existing tools and numbers along with comprehensive documentation for your in-house IT staff. Let’s connect and discuss how we can kick start this project together!
$20 USD in 40 days
4.9
4.9

Hello, I have read the description. I have done many call center setup with asterisk pbx. Below are my brief past experiences with related to software dev. 1. Asterisk Dialplan applicaions and AGI, IVR, click2dial, DB. 2. Integration of third party applications with Odoo and Asterisk. 3. Vicidial call center applicaitons management. 4. Specialized in POS customizations. 5. Odoo customization of all versions from v8 to v18 6. Node js APIs.
$20 USD in 40 days
4.4
4.4

Hello, I have been building enterprise VoIP solutions for several years and I know how to take a system from design through to live deployment without disruption. My approach always starts with mapping call flows and business needs so the architecture fits long-term, not just for launch week. I’ve deployed SIP-based PBX systems with redundant trunks, high-availability servers, and over 500 endpoints for a healthcare group, so I’m familiar with scaling cleanly. For the contact-centre layer, I have rolled out IVR trees, ACD queues, and call recording features in a financial services environment where uptime and clarity were critical. I also pay close attention to integrations—tying the PBX into CRMs and ticketing systems so agents don’t need to switch screens. I developed retail chain project where we migrated 60 legacy numbers into a new SIP trunk while keeping customer service online throughout. I would be glad to collaborate with you, align the rollout with your workflows, and ensure metrics are visible from day one. Let me know your preferred timeline and I’ll confirm how quickly we can go live.
$25 USD in 40 days
3.6
3.6

Hello, I hope you're doing well. My name is Jibran, and I’ve reviewed your project details with interest. I’ve been working as a System and Network Administrator since 2013 and have extensive experience with Asterisk and FreePBX since 2014. I’ve also worked with platforms like Freepbx,FreeSwitch,FusionPBX,issable,Yeastar,Kamalio,3CX, Avaya, Grandstream, Vicidial,Twilio, and various SIP providers, including GeoIP, DinStart, and Telnyx.I have experties in WebRtc Setup also. With my expertise, I’m confident I can assist you. Let’s connect to discuss the details further and get this done. Best regards, Jibran Haider Network & System Administrator CCNA | MCSA | VoIP Integration Specialist
$20 USD in 40 days
3.3
3.3

Hello, I see you need an enterprise-grade VoIP platform with a fully integrated contact centre. I’ve deployed and currently maintain production VoIP/PBX environments for multiple clients—covering Asterisk, FreePBX, 3CX, Kamailio, and Avaya—providing both initial rollouts and long-term support. My approach: Future-proof design: Map call flows, volumes, and integrations to the right-fit protocol (SIP, WebRTC, H.323, or MGCP). Core PBX setup: Configure trunks, endpoints, and HA for crystal-clear, reliable voice. Contact centre features: ACD, IVR, call recording, wallboards/dashboards for real-time metrics. Integrations: Seamless connection with CRM, email, and messaging platforms. Handover: Documentation and remote training for your IT staff. I can also share a quick live demo across multiple platforms to show real-world working setups. With my ongoing support model, I ensure zero downtime for agents and smooth scaling as your needs grow.
$20 USD in 40 days
1.5
1.5

Hello, We specialize in Enterprise VoIP setups, ensuring seamless integration for your organization. Our process involves mapping workflows, configuring PBX for crystal-clear voice, integrating contact-center features, and seamless tool integration. We excel in SIP, VoIP, Asterisk PBX, and project management, providing clear documentation. With over 7 years of experience, we guarantee a smooth rollout, zero downtime for agents, and visible metrics. Let's collaborate to make your project a success! Thank You, Pro Animation & Video Co.
$15 USD in 27 days
1.0
1.0

Hello, I understand you're looking for an experienced telephony engineer to set up an enterprise-grade VoIP platform for your organization. I have extensive experience with Asterisk PBX and various VoIP protocols, including SIP and H.323, which positions me well to help map your business workflows effectively. My approach will involve a detailed assessment of your current call volumes and business needs to design a future-proof architecture. I'll ensure that the PBX, trunks, and endpoints are configured for high availability and crystal-clear voice, minimizing any disruption during deployment. I also prioritize seamless integration with existing CRM tools and legacy systems, ensuring that your agents can serve customers without friction. Clear documentation and a comprehensive hand-over session for your IT staff will be part of the package, ensuring smooth operation from day one. Thanks, Bilal
$20 USD in 19 days
0.0
0.0

Hi Jacob, I understand you're looking for an experienced telephony engineer to design and deploy an enterprise-grade VoIP platform with integrated contact center features. I can help you achieve seamless call routing, high availability, and smooth agent operations from day one. I am Adil Yousuf, and I bring over 6 years of expertise in Project Management, Asterisk PBX, VoIP, and Telecom solutions. My experience includes configuring PBX systems, integrating with CRM tools, and ensuring smooth deployment with comprehensive documentation. You can view my portfolio here: https://www.freelancer.com/u/adily1 I am eager to collaborate with your in-house team, mapping your business workflows to create the best-fit architecture and ensure a successful rollout. Looking forward to your response. Thanks, Regards, Adil Yousuf
$15 USD in 7 days
0.0
0.0

Hello Jacob, I am excited about the opportunity to assist in designing and rolling out your enterprise-grade VoIP phone system. With over 3 years of experience in telephony and VoIP solutions, I have successfully implemented similar systems that ensure crystal-clear voice communication and high availability. My approach includes thoroughly mapping your business workflows and call volumes to create a future-proof architecture tailored specifically for your organization. I will focus on selecting the most suitable protocol, whether it be SIP, H.323, or MGCP, and ensure seamless integration with existing tools such as your CRM and messaging platforms. Additionally, I will prioritize clear documentation and provide a remote hand-over session to empower your IT staff in managing the system effectively. Ensuring that calls route correctly from day one and that agents experience zero downtime is my utmost priority. I look forward to discussing how I would tackle this project and providing an estimated timeline for launch. Could you please share any existing systems or tools that need to be integrated with the new VoIP setup? Thanks, Muhammad Ahmad
$15 USD in 26 days
0.0
0.0

Hi Jacob, I understand you're looking for an experienced telephony engineer to design and implement a robust VoIP platform for your organization, complete with an integrated contact center. I can help you achieve this by ensuring a seamless architecture that aligns with your business workflows and call volumes. I am Kanzah Afaq, with over 7 years of expertise in Project Management, Asterisk PBX, VoIP, telecommunications, SIP, and related technologies. I have successfully rolled out enterprise systems similar to what you require and am adept at configuring PBX systems, ensuring high availability, and creating frictionless agent experiences. You can view my portfolio here: https://www.freelancer.com/u/KanzahAfaqAhmad?frm=KanzahAfaqAhmad&sb=t I am eager to discuss how I can contribute to your project and would be happy to provide a detailed approach and timeline for going live. Thank you, Regards, Kanzah Afaq
$20 USD in 7 days
0.0
0.0

Hi Jacob, I understand you're seeking an experienced telephony engineer to design and implement a robust enterprise-grade VoIP platform with a focus on seamless contact center integration. I have extensive experience in mapping business workflows to effective architectures and can ensure crystal-clear voice quality with high availability throughout the system. My name is Abdul Haseeb Siddiqui, and I have over 6 years of expertise in Project Management, Asterisk PBX, VoIP, Telecom, and SIP. I can efficiently configure PBX, trunks, and endpoints to meet your outlined objectives while ensuring smooth integration with existing tools. You can view my relevant experience and previous work here: https://www.freelancer.com/u/haseebsidd07 I’m eager to discuss how I would tackle your project and provide an estimated timeline to go live. Thank you for the opportunity. Regards, abdulhaseebsiddiqui
$20 USD in 7 days
0.0
0.0

Hello Jacob, I can design, configure, and roll out an enterprise-grade VoIP platform tailored for your organization. With my expertise in VoIP systems and extensive experience in deploying telecom solutions, I am ready to help you create a future-proof architecture that meets your business needs. I have over 6 years of experience in telecom projects, including setting up Asterisk PBX systems and integrating various contact center features. My approach ensures crystal-clear voice quality and high availability while mapping your workflows and call volumes seamlessly. I will also provide comprehensive documentation and a short remote handover session for your IT staff, ensuring a smooth transition. Let's work together to make sure calls are routing correctly from day one and that your agents can log in with zero downtime. Thanks, Billy Bryan
$20 USD in 39 days
0.0
0.0

Dear, Hope this message finds you well. I am Dalibor, and I am currently seeking new challenges. Believe that my experience and my skills in my previous career would allow me to add significant value to your ongoing projects. I would appreciate the opportunity to discuss how my background, skills, and enthusiasms align with the goals of your project. Looking forward to the possibility of discussing exciting opportunities with you. Best, Dalibor P.
$20 USD in 40 days
0.0
0.0

Hello, I have extensive experience in setting up software PBXs, including integration with various systems.
$20 USD in 30 days
0.0
0.0

Hi, how are you doing? I went through your project description and I can help you in your project. I have extensive experience as a Networking Developer. I specialize in programming languages such as Java and Python. I bring over 10+ years of experience in full-stack software development, specializing in Java, Spring Boot (spring-boot V3.5.0), REST APls, and scalable micro-services architecture. My expertise extends to databases like MySQL and PostgreSQL, DevOps tools like Docker and Kubernetes, and cloud platforms like AWS and GCP. I am proficient in web development technologies including HTML, JavaScript, CSS, and PHP. I have good expertise in Cisco Packet tracer. As Cisco Certified Network Professional (CCNP), we gained extensive experience in installing switches and routers. I possess an in-depth understanding of different elements of network setup such as VLANs, STP, and VTP which are crucial for neat and effective device connection. I have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. Feel free to text me so that we can further discuss your project in details. Thank You
$20 USD in 40 days
0.0
0.0

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