Job Description: RAN E2E Engineer
About this Opportunity:
We are looking for a highly skilled and proactive RAN Engineer with strong expertise in GSM, WCDMA, LTE, and NR (5G) technologies. The ideal candidate should possess excellent troubleshooting skills across all radio technologies, a deep understanding of network behaviors, and the ability to support operational teams by analyzing network changes, KPIs, and traces.
What you will do:
• Perform end-to-end RAN troubleshooting for GSM/WCDMA/LTE/NR technologies to resolve network issues efficiently.• Analyze and interpret network traces, logs, and signaling flows to identify root causes and propose solutions.• Monitor and evaluate network KPIs, ensuring performance levels meet or exceed defined thresholds.• Review and assess network changes/CRs, understanding their impact on different technologies and ensuring smooth implementation.• Assist operations and cross functional teams during network outages, degradations, or performance anomalies.• Provide technical insights during incident management and support post incident analysis activities.• Collaborate with planning, optimization, and deployment teams to improve overall network performance and stability.• Prepare and maintain documentation related to network issues, analysis, and improvements.
The Skills you bring:
• Strong communication skills• Strong technical knowledge of GSM, WCDMA, LTE, and 5G NR radio access technologies.• Hands-on experience with RAN troubleshooting, log/trace analysis, and performance investigations.• Good understanding of network KPIs, counters, drive test metrics, and optimization principles.• Ability to understand and evaluate network configuration changes (CRs) and their operational impact.• Familiarity with tools such as:
o Trace tools (e.g., CTR, Tektronix, TEMS Investigation)
o OSS/PM tools for KPI analysis• Excellent analytical, problem-solving, and communication skills.• Ability to work effectively under pressure and support teams during critical issues.
Preferred Qualifications:
• Bachelor's degree in Electronics/Telecommunications/Computer Science or equivalent.• Experience with Ericsson environments.• Knowledge of scripting or automation (Python/Shell) is an added advantage.
Top Skills
What the Team is Saying
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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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