IMS Developer

Posted date:  Sep 25, 2022

Bangalore, Karnataka, India

As the tech firm that created the mobile world, and with more than 54,000 patents to our name, we’ve made it our business to make a mark. When joining our team at Ericsson you are empowered to learn, lead and perform at your best, shaping the future of technology. This is a place where you're welcomed as your own perfectly unique self, and celebrated for the skills, talent, and perspective you bring to the team. Are you in? Come, and be where it begins.

About this opportunity

This is a Technical Lead position at Ericsson R&D Bangalore where you get to work with highly motivated engineers in delivering Ericsson's Multimedia Telephony Application Server (MTAS) features for VoLTE,VoWifi and other IMS enabled solutions.

MTAS is Ericsson’s Session Initiation Protocol(SIP) application server for IP telephony and multimedia which meets all large network telephony requirements. MTAS is part of Ericsson's Cloud VoLTE and Evolved Communication portfolio.

Within MTAS Development organization, Agile methodology and philosophy are practiced in spirit.A relatively flat system of multi-functional teams reporting into line managers who then report to a Product Development Group Head.

What you will do

  • You will drive strategic technical leadership. Perform continuous analysis and requirement handling.
  • You are continuously experimenting and learning more. Perform trouble shooting and customer support.Develop competence in technical domain.

You will bring

6- 10 years of overall IMS design experience with a minimum of 3 years on a virtualized telecom carrier grade product

  • MUST have solid grasp of IMS nodes, SIP, MEGACO and Diameter protocols. Good knowledge of IMS architecture, 3GPP, GSMA\VoLTE specifications. Good experience in breakdown of customer requirements into user-story based team backlog!
  • Ability to articulate and lead discussions with product line and other design organizations. Open to considering and bringing newer design paradigms to improve product architecture
  • Demonstrated ability to bring in product innovations of significant business value. Prior experience in virtualization of network functions would be a huge advantage.
  • Comfortable with OOPS / Design Patterns / STL on Linux. Excellent programming skills in C++ on Linux based platforms. Creative problem-solving skills and excellent troubleshooting / debugging skills. Solid grasp of Python / PERL or any scripting language.
  • Should technically lead an Agile multi-functional team.Sufficient multi-functional skills to understand and develop / modify automated test cases.
  • Solid work ethic, customer focus, phenomenal teammate with passion for delivering world class solutions.Strong Written and Verbal Communication.
  • B. Tech Degree in CS/EC/EE or related studies. M. Tech Degree is a plus

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 never seen before solutions 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 nurture 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 and Affirmative Action employer, learn more.

We provide equal employment opportunities without regard to race, color, gender, sexual orientation, transgender status, gender identity and/or expression, marital status, pregnancy, parental status, religion, political opinion, nationality, ethnic background, social origin, social status, Indigenous status, disability, age, union membership or employee representation and any other characteristic protected by local law or Ericsson’s Code of Business Ethics

Be where it begins

Our Culture

Welcome to an inclusive, global company where your opportunity to make an impact is endless. Share your most innovative ideas, bring your unique perspective and bring your unique perspective in a speak up environment. With us, you will no longer be dreaming of what the future holds – you can be the one who makes it possible.

Learning and Development

Being a part of our team means having the flexibility to take your career in many different directions, but it also means leveraging the supportive structure of a big organization, with clear personal and professional development opportunities. 

Benefits and Rewards

We believe that great accomplishments deserve great benefits and transparent rewards. We strive to offer competitive, unbiased, and fair rewards for all our people. We empower you to manage your own time and promote flexible working opportunities, along with family-friendly policies.

Click here to find out more about our benefits.

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