The role involves designing and implementing call processing features on the iPECS Cloud platform, analyzing network communications, and providing technical support.
Grow with us
**This is iPECS position/ Location is Gasan
About this opportunity:
We are seeking a talented **Call Processing Engineer** for our iPECS Cloud Telephony Platform, a cutting-edge IP Telephony system powering enterprise-grade unified communications. In this role, you will architect and implement sophisticated call signaling and media processing features in a scalable, multi-tenant cloud environment, ensuring seamless, high-availability voice services for global customers.
Key Responsibilities
• Design and develop core call processing functionalities leveraging SIP protocols within the iPECS Cloud platform.
• Conduct in-depth analysis of network communications, including packet captures and protocol traces, to optimize signaling and media flows.
• Evaluate existing software architecture to design and deploy advanced call features, such as call transfers, conferencing, queuing, and multi-party sessions.
• Provide expert technical support by diagnosing and resolving customer issues through log analysis, root-cause identification, and rapid solution deployment.
• Integrate with external ecosystems via RESTful APIs, WebSockets, and event-driven services (e.g., UC platforms, CRM, recording, and billing systems).
• Enhance system performance through refactoring, optimization, and rigorous quality assurance at production scale.
Required Qualifications
• Bachelor's degree or higher in Computer Science, Electrical/Electronic Engineering, Telecommunications, or a related field.
• Entry-level (new graduate) or 2-3 years of hands-on experience in relevant domains, such as VoIP or network software development.
• Proficiency in C or C++ for high-performance, server-side and real-time programming.
• Proven experience developing and debugging in Linux/Unix environments.
• Solid understanding of networking fundamentals, including TCP/IP, UDP, NAT traversal, and QoS mechanisms.
Why join Ericsson?
At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Korea (the Republic of) (KR) || Seoul
Req ID: 780558
**This is iPECS position/ Location is Gasan
About this opportunity:
We are seeking a talented **Call Processing Engineer** for our iPECS Cloud Telephony Platform, a cutting-edge IP Telephony system powering enterprise-grade unified communications. In this role, you will architect and implement sophisticated call signaling and media processing features in a scalable, multi-tenant cloud environment, ensuring seamless, high-availability voice services for global customers.
Key Responsibilities
• Design and develop core call processing functionalities leveraging SIP protocols within the iPECS Cloud platform.
• Conduct in-depth analysis of network communications, including packet captures and protocol traces, to optimize signaling and media flows.
• Evaluate existing software architecture to design and deploy advanced call features, such as call transfers, conferencing, queuing, and multi-party sessions.
• Provide expert technical support by diagnosing and resolving customer issues through log analysis, root-cause identification, and rapid solution deployment.
• Integrate with external ecosystems via RESTful APIs, WebSockets, and event-driven services (e.g., UC platforms, CRM, recording, and billing systems).
• Enhance system performance through refactoring, optimization, and rigorous quality assurance at production scale.
Required Qualifications
• Bachelor's degree or higher in Computer Science, Electrical/Electronic Engineering, Telecommunications, or a related field.
• Entry-level (new graduate) or 2-3 years of hands-on experience in relevant domains, such as VoIP or network software development.
• Proficiency in C or C++ for high-performance, server-side and real-time programming.
• Proven experience developing and debugging in Linux/Unix environments.
• Solid understanding of networking fundamentals, including TCP/IP, UDP, NAT traversal, and QoS mechanisms.
Why join Ericsson?
At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Korea (the Republic of) (KR) || Seoul
Req ID: 780558
Top Skills
C
C++
Linux
Restful Apis
Sip
Unix
Websockets
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