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Experienced IP Operating System (IPOS) Software Developer

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Date: Sep 26, 2017

Location: Budapest, BU, HU

Company: Ericsson

Ericsson Overview

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 everyday. Our employees live our vision & core values. They share a passion to win & a high responsiveness to customer needs that in turn makes us a desirable partner to our clients. To ensure professional growth, Ericsson offers a stimulating work experience, continuous learning & growth opportunities that allow you to acquire the knowledge & skills necessary to reach your career goals.


We welcome the opportunity to meet you!


Your tasks

  • Impact more than just one single-use product in the network! Push the boundaries of elegant, scalable software design and quality. Work on Ericsson’s IP Operating System (IPOS) and power an entire portfolio of routing products delivering a best-in-class end-to-end solution for IP networks.
  • Design, implement and unit test features for IPOS being deployed on multiple Ericsson Platforms. Interact with product management, system and technology team, software/hardware development team, and stakeholders to understand customer and product requirements. Design and develop new features and products that meet specifications and requirements.
  • Perform software integration with various components using standards and in-house tools.
  • Diagnose, fix and resolve problem reports filed by customers and Software Quality Assurance.
  • Support beta/First Office Application customers during lab and field trials. Instrument code and simulate for measuring and profiling system performance and scalability.
  • Address complex technical challenges that warrant innovative and creative solutions. Write and implement proposals. Analyze customer and SOA defect reports and provide workarounds and resolutions. 


Everyday Responsibilities:
•Planning, developing and executing manual and automated system test plans, including system, robustness, stability, scalability, reliability, stress, performance and longevity measures. Work with internal customer teams to capture deployment scenario’s and network topologies.
•Participate in defect analysis, defect slip and root cause evaluation, study the customer / product functionality impact, suggest work around methods for the observed defect.
•Able to develop test scenarios and field deployment scenarios to validate the product as per the requirements and quality standards.
•Good knowledge of Router/Switch architecture
•Hands on experience in validating OAM functionality
•Experience in testing features using CLI, NetConf and SNMP (knowledge on other standard interfaces preferred)
•Experience in using Traffic Generating tools like Agilent, IXIA
•Good understanding of Automation infrastructure and scripting skills
•Knowledge of QA testing methodologies and experience in performing various testing activities like Sanity, Functional, System, Regression, Acceptance, Stress, Performance and Scalability
•Requirement analysis, creating testing plans and deriving test cases


Our Team's Commitment:

  • Agile and empowered teams. Technical decision-making and backlog prioritization comes from the team.
  • Uncompromising quality. Know the value of doing things right the first time.
  • Constant innovation. Better tools. Better testing. Better development.


Our Team's Vision:

  • Fun and challenging environment where we believe (like any trade) in honing your craft.
  • World-class test and development environment.
  • Transparent and collaborative communication.
  • Team based project ownership.
  • Quality through automated continuous integration.

Our Team's Impact:

  • Design and create infrastructure that will be used for billions of subscribers.
  • Collaborate with top talent in Silicon Valley and around the globe.
  • Simplify test and development through intuitive APIs and robust implementation for internal and external customers.



  • Flexibility to perform both Verification and Development tasks.
  • Free thinking, influential individual who is energized working on a high powered team.
  • Quality and excellence are the first words from your mouth in any conversation.
  • Roadblocks are fun problems to solve rather than impediments to your success.
  • Seeker of knowledge from all walks of life who loves to find applicability of different paradigms to new domains.
  • Effectively communicate and build relationships with people both close and from afar.


Skills in these areas:

  • PERL, Python, C/C++
  • Linux
  • Continuous test automation
  • Creating robust, scalable test environments
  • Experience with Test Driven Design or other Agile implementation practices
  • BS or MS in Computer Science, Electrical Engineering or equivalent is required


Ericsson provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, marital status, pregnancy, parental status, national origin, ethnic background, age, disability, political opinion, social status, veteran status, union membership or genetics.

Ericsson complies with applicable country, state and all local laws governing nondiscrimination in employment in every location across the world in which the company has facilities. In addition, Ericsson supports the UN Guiding Principles for Business and Human Rights and the United Nations Global Compact.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, training and development.

Ericsson expressly prohibits any form of workplace harassment based on race, color, religion, sex, sexual orientation, marital status, pregnancy, parental status, national origin, ethnic background, age, disability, political opinion, social status, veteran status, union membership or genetic information.


Primary country and city: Hungary (HU) || || Budapest || R&D

Req ID: 211907

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