> Markdown version of [/jobs/ext/201444-radio-product-support-engineer-iii](https://www.wearedevelopers.com/jobs/ext/201444-radio-product-support-engineer-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Radio Product Support Engineer III - **Company:** Fujitsu America Inc - **Location:** Richardson, TX, United States - **Experience:** Expert - **Salary:** $90,105.0 - $128,721.0 - **Contract:** Permanent contract - **Skills:** 4G (Telecommunication), LTE (Telecommunication), Artificial Intelligence, Cloud Computing, Systems Analysis, Verification and Validation (Software), Virtualization Technology, Wireless Networks, O-RAN, Computer Network Technologies, 5G NR - **Published:** May 16, 2026 - **Apply:** https://www.juju.com/job/00000000g01wq3 ## About the Role We are seeking a highly skilled Radio Product Support Engineer with expertise in wireless mobile networks, particularly 3GPP LTE 4G and 5G standards. The ideal candidate will have extensive knowledge of Radio Access Network (RAN) components, including Radio Units (RU) and Centralized Units (CU)/Distributed Units (DU)., + Bachelor's degree in electrical engineering, Telecommunications, or related field. Master's degree preferred. + 5+ years of progressive experience in the telecommunications industry, with a focus on wireless network design, deployment, optimization, and troubleshooting. + Hands-on experience with Radio Unit (RU) products from major wireless vendors such as Ericsson, Nokia, and Samsung + Extensive experience working with 3GPP LTE 4G and 5G standards, with a deep understanding of technical specifications and regulatory requirements. + Extensive experience working with O-RAN fronthaul architecture and functional splits, with a focus on 7.2 CAT-A and 7.2 CAT-B configurations. + Proficiency in the call-flow process, including understanding call establishment and teardown procedures. + Proven track record of successful collaboration with service providers and engineering teams on Small Cell, LTE, and 5G NR projects. + Ability to analyze system logs, Key Performance Indicators (KPIs), statistics, and performance issues to identify root causes and recommend solutions. + Strong understanding of RAN components and interfaces (RU, CU/DU, FH & F1). + Experience in test and validation of wireless protocols. + Proficiency in using various tools and devices for testing purposes + Ability to comprehend system-level concepts and apply them to practical scenarios. + Familiarity with a wide range of science and technology domains. + Strong communication and interpersonal skills, with the ability to effectively communicate with customers and internal teams. + Excellent problem-solving and troubleshooting skills. If you possess the required qualifications and are passionate about contributing to the advancement of wireless technology, we encourage you to apply for this exciting opportunity. ## Description + Provide technical support for radio products, including troubleshooting and issue resolution for RAN equipment. + Conduct test and validation of wireless protocols for RAN equipment using both commercial and prototype User Equipment (UEs). + Utilize a variety of tools and devices for testing and validation purposes. + Demonstrate a system-level understanding and working knowledge of 4G/5G technologies. + Stay updated on the latest advancements in science and technology, including AI, networking, cloud computing, surveillance, virtualization, electronics circuits, and defense industry developments. + Develop and maintain an in-depth understanding of mobile networks, with a strong emphasis on 3GPP LTE 4G and 5G standards. + Set up and maintain lab for software and hardware verification and validation, ensuring all necessary equipment and tools are available and functioning properly. + Assist with the installation and turn-up of products/solutions in the lab environment, working closely with engineers to ensure proper setup and configuration. + Develop comprehensive test plans and test cases based on product requirements and design specifications. + Review system and product documentation, including user manuals, technical specifications, release notes, and other related documents. + Serve as the highest level of technical support escalation, handling complex issues and providing timely resolutions to customers + Provide technical support to customers experiencing issues with our wireless product solutions, including hardware, software, and network-related issues. + Conduct system analysis on various network technologies, including LTE, LTE-Advanced, 3GPP NR (5G), and O-RAN (Open Radio Access Network) ## Related Videos - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Green Cloud Computing](https://www.wearedevelopers.com/videos/592-green-cloud-computing) - [Unleash the power of 5G in your code: transform your apps](https://www.wearedevelopers.com/videos/1567-unleash-the-power-of-5g-in-your-code-transform-your-apps) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Leverage Cloud Computing Benefits with Serverless Multi-Cloud ML ](https://www.wearedevelopers.com/videos/78-leverage-cloud-computing-benefits-with-serverless-multi-cloud-ml) - [Code meets connectivity - Developers as the powerhouse of Network API innovation](https://www.wearedevelopers.com/videos/1686-code-meets-connectivity-developers-as-the-powerhouse-of-network-api-innovation) ## Related Articles - [The CAMARA Project: How Telcos Collaborating Improves Developer Experience](https://www.wearedevelopers.com/magazine/671-the-camara-project-how-telcos-collaborating-improves-developer-experience) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025)