About the Opportunity:
At Ericsson, we're shaping the future of connectivity through cutting-edge 5G and cloud-native technologies. We're looking for a Senior System Test Engineer to lead end-to-end testing, system integration, automation, and validation of Ericsson Private 5G solutions ( BEWS - Private Networks). In this role, you'll work across 5G Core, RAN, Kubernetes, and cloud-native platforms, drive quality through automation and CI/CD, troubleshoot complex network issues, and collaborate with global teams to deliver world-class telecom solutions.
What You Will Do:
• Architect E2E Test Strategies: Lead the design and evolution of comprehensive system test strategies for Ericsson Private 5G (EP5G) solutions, ensuring alignment with 3GPP standards and customer requirements.• System Integration Leadership: Oversee the integration of complex 5G components, including Cloud-Native Core, RAN, Transport Management/Orchestration (MANO) platforms.• Advanced Validation: Drive end-to-end (E2E) validation across performance, scalability, and security, utilizing CI/CD pipelines to ensure high-quality software delivery.• Expert Troubleshooting: Ability to troubleshoot complex protocol-level issues, utilizing deep-dive analysis of NAS/AS signaling and interface traces (S1, N1, N2, N3, etc.).• Process Innovation: Evangelize "Shift-Left" testing methodologies and drive the adoption of automated, cloud-native testing frameworks.• Cross-Functional Influence: Partner with Product Management, Product Development and influence the product roadmap based on quality metrics and field insights.• Mentorship: Technical lead for the testing organization, fostering a culture of technical excellence and continuous learning among junior and mid-level engineers.
Skills You Bring:
Bachelor's/Master's in CS, EE, or related field with 12+ years of deep experience in Telecom/Network testing.
Domain Expertise: Mastery of 3GPP 4G/5G architectures and signaling protocols (NAS, S1AP, NGAP, RRC, HTTP/2) with a proven track record of debugging multi-interface call flows.
Cloud-Native Proficiency: Hands-on experience with Kubernetes (K8s), Docker, and Helm charts within a 5G Core context.
Networking Mastery: Expert-level knowledge of L2/L3 networking, including OSPF, BGP, IPsec, and VLANs, specifically in a distributed or hybrid-cloud environment.
Automation Skills: Familiarity with Python and Robot Framework; experience in automating Test cases.
Testing Skills: Experience in analyzing requirements, preparing test plans and test cases.
Infrastructure Skills: Strong Linux internals knowledge and experience with virtualization (KVM/VMware) and cloud platforms (AWS/Azure/GCP).
Tooling: Familiarity with industry-standard test tools (e.g., Spirent, Keysight, Viavi) and API testing (REST/Postman).
Soft Skills: Cross functional collaboration, Prepare test metrics, Communication and Presentation skills.
"All academic credentials must be from recognized and accredited institutions and are further subject to verification."
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.We encourage you to consider applying to jobs where you might not meet all the criteria. We recognize that we all have transferrable skills, and we can support you with the skills that you need to develop.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: India (IN) || Bangalore
Job details: Developer
Job Stage: Job Stage 7
Primary Recruiter: Shibani Mandal
Hiring Manager: Shreyas Rao
Skills Required
- Bachelor's or Master's in Computer Science, Electrical Engineering, or related field with 12+ years in Telecom/Network testing
- Mastery of 3GPP 4G/5G architectures and signaling protocols (NAS, S1AP, NGAP, RRC, HTTP/2)
- Proven experience debugging multi-interface call flows and analyzing protocol/interface traces (S1, N1, N2, N3)
- Hands-on experience with Kubernetes, Docker, and Helm charts within a 5G Core context
- Expert-level L2/L3 networking knowledge including OSPF, BGP, IPsec, and VLANs in distributed/hybrid-cloud environments
- Automation experience using Python and Robot Framework to automate test cases
- Experience analyzing requirements and preparing test plans and test cases; architecting E2E test strategies
- Strong Linux internals knowledge and experience with virtualization (KVM/VMware) and cloud platforms (AWS, Azure, GCP)
- Familiarity with industry test tools (Spirent, Keysight, Viavi) and API testing tools (REST/Postman)
- Experience with CI/CD pipelines and cloud-native testing frameworks; advocating Shift-Left testing
- Strong cross-functional collaboration, presentation, communication skills, and experience mentoring junior engineers
What the Team is Saying
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Ericsson Compensation & Benefits Highlights
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Healthcare Strength — Healthcare coverage includes employer‑verified medical, dental, and vision plans, along with HSAs/FSAs and EAP/mental‑health support. Wellbeing initiatives are highlighted as part of Life at Ericsson.
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Retirement Support — Retirement programs include a 401(k) with company matching that is employer‑verified, with mentions of match levels varying by time and team and pension support in some regions. This is frequently cited as a solid pillar of the package.
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Parental & Family Support — Paid parental leave is described as competitive in many U.S. postings, with examples up to 16 weeks maternity and 6 weeks parental/adoption at 100% pay. Family‑friendly policies and return‑to‑work support are also called out.
Ericsson Insights
What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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