Developer - Ericsson Packet Core - MME (196161)

Position Summary

We at Ericsson Packet Core, are currently looking for a software developer to work with one of Ericsson's industry-leading product that is a part of 2G-, 3G-, 4G and 5G-networks. We are constantly adding new functionality to support both existing and future generation networks.

You will mainly be working with a product called SGSN-MME. It is a central (key) node in the packet core network, providing mobile internet to users all over the world. An SGSN-MME is a large scale distributed and parallel system implemented mainly in Erlang and C/C++ and can serve tens of millions of subscribers simultaneously.

We stand at the forefront of Agile software development, using methods and principles like Lean and Scrum to create a product that excels. Early customer and stakeholder feedback is a key element in our development process which is based on Continuous Integration SW practices. We rely on team collective responsibility to complete all tasks according to a prioritized backlog.

Responsibilities & Tasks

Our teams are cross-functional, self-organizing and highly independent. You’ll be working directly with your Product Owner and stakeholders in a collaborative manner. This requires maturity and a ‘team first’ approach, which may not be right for everyone, but which we believe is the best way to create great software.
The team will design, implement and test the feature, product and system from requirements to production and commercial deployment. Some teams have a life cycle responsibility for a part of the product.

Among other things, Unit/Component Test, Refactoring and Continuous Delivery are defining concepts and we are constantly improving our ways of working. We are not perfect and not afraid to say so. We are on a journey and we know we have many problems to solve and we need to learn new things on the way. We believe in trying new things that suits your team, e.g.:

- Software Craftsmanship
- Reserved time for improvements and innovations
- Hackathons
- Katas, Coding Dojos
- Knowledge sharing from external channels

Our product, tools and infrastructure places high technical requirements on the team including high-performance application development, low latency requirements, multi-threaded/multi-process troubleshooting, and embedded system development in an environment with huge amounts of data.

Technologies we use and need to master

Most of our product code is written in C, C++ and Erlang. We use Linux as OS. Test and development scripts are developed in TTCN, Perl, Python, Java and Gherkin.

To expand our organization’s capacity, we are looking for ambitious, intelligent, creative and inspiring individuals to join us. We provide a fun and challenging environment where you can grow and help to inspire your colleagues to further growth. We want smart, self-motivated product developers who love solving complex problems to join our great development teams.

Qualifications

- MSc level in Computer Science or the equivalent level of knowledge
- Fluent in English, written and oral.

You should have strong systems and networking foundational knowledge (systems architecture, memory hierarchy, storage subsystems, LANs, routing).
You have expert knowledge of embedded systems development concepts, including cross-platform development and build tools.
You are also comfortable using network protocol analyzers, logic analyzers, hardware debuggers, and source-level debuggers to troubleshoot problems at all layers of the stack.

About you

- You are passionate about what you do which is obvious from your actions.
- You have a talent for software development and computer systems. You love to discuss software development and are comfortable about sharing this knowledge.
- You are continuously developing your knowledge through experience, reading and experimentation.
- You love troubleshooting and digging into complex problems where it is not evident what causes the faults or other symptoms you see.
- You think repetitive tasks are so boring that you do anything to automate them so you can focus on the fun work instead.
- You have focus and ambition to understand customer needs on developed features.
- You take pride in understanding the whole product and its environment.
- Software development is more than just a job for you.

Ericsson – who we are!

Ericsson is a world-leading provider of telecommunications equipment & services to mobile & fixed network operators. Over 1,000 networks in more than 180 countries use Ericsson equipment, & more than 40 percent of the world's mobile traffic passes through Ericsson networks. Using innovation to empower people, business & society, we are working towards the Networked Society, in which everything that can benefit from a connection will have one. At Ericsson, we apply our innovation to market-based solutions that empower people & society to help shape a more sustainable world. We are truly a global company, working across borders in 175 countries, offering a diverse, performance-driven culture & an innovative & engaging environment where employees enhance their potential every day.

We welcome the opportunity to meet you!