About this opportunity
Ericsson is establishing a new state-of-the-art R&D center in Yokohama focused on Radio and Software development for next-generation mobile networks. The role is for an Intermediate to Senior Power Amplifier (PA) Designer / Radio Hardware Integration Engineer working on future radio systems across the full product lifecycle, from early development and research to product deployment and field support.
What you will do
- Contribute to the design and development of Ericsson's future radio systems, including Power Amplifier (PA) design and RF performance optimization
- Perform RF simulations, schematic-level design, testing, and performance analysis
- Work hands-on in the laboratory using advanced RF measurement equipment
- Integrate radio hardware boards, modules, and systems into complete radio units
- Ensure proper interaction between RF chains, ASICs, FPGAs, software, and mechanical components
- Execute system-level verification, troubleshooting, and performance optimization
- Support lab setup, system integration, and test environment readiness
- Collaborate with system architects, software teams, vendors, and customers
- Participate in cross-functional Agile teams and contribute to continuous improvement
- Support knowledge sharing and mentor junior engineers when applicable
The skills you bring
- Strong background in RF engineering and wireless communication systems (LTE / NR / 3GPP)
- Solid experience in Power Amplifier (PA) design, including architectures, operating modes, and linearization techniques (e.g., DPD)
- Hands-on experience with RF measurements and laboratory equipment
- Understanding of radio hardware and software architecture and system-level interactions
- Knowledge of transistor technologies such as LDMOS and GaN
- Experience with system integration, validation, and troubleshooting of complex RF systems
- Programming or scripting skills (C#, MATLAB, VEE or similar) is an advantage
- Familiarity with telecom standards (3GPP, ETSI, FCC, CE, etc.)
- Understanding of radio product lifecycle from development to production support
- Strong problem-solving mindset with structured troubleshooting capability
- Strong communication and collaboration skills in cross-functional and global teams
- Fluent in English; Japanese is a strong advantage
- Curiosity, self-drive, and motivation to continuously learn and improve
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 solutions never seen before 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 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: Japan (JP) || Yokohama
Req ID: 785886
Skills Required
- Strong background in RF engineering and wireless communication systems
- Solid experience in Power Amplifier design
- Hands-on experience with RF measurements and laboratory equipment
- Programming or scripting skills
- Understanding of radio hardware and software architecture
- Experience with system integration and validation
What the Team is Saying
.png)
.png)
Ericsson Compensation & Benefits Highlights
-
Healthcare Strength — Comprehensive medical, dental, vision, and mental‑health options are positioned as core benefits with multiple plan choices in key markets. Official materials explicitly emphasize healthcare breadth as part of “Life at Ericsson.”
-
Retirement Support — 401(k) with employer matching in the U.S., pensions in some regions, and broad access to an ESPP indicate strong long‑term financial support. Company filings and AGM materials describe share programs and post‑employment benefits as ongoing pillars of the package.
-
Leave & Time Off Breadth — Paid time off, sick leave, holidays, and paid volunteer time are highlighted alongside generous parental leave in various locations. Time‑off entitlements are presented as a strong component of the total rewards offering.
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.
Gallery
Ericsson Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
Ericsson adopts a hybrid work model globally because we know balance matters. Sometimes things are better in real life. Other times we can be more productive at home. Our hybrid approach gives you the best of both worlds.
