Research Engineer

United States Digital Space LLC; Karnataka; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

United States Digital Space LLC in Bengaluru is seeking an experienced RF Software Engineer with 7 to 10 years of experience (3 to 6 years in RF software) to develop and optimize LTE/5G NR software for wireless products. You will work across RF transceivers, modem software, protocol stacks, and application layers.

The role involves collaborating with chipset vendors and global teams, mentoring juniors, and addressing complex RF challenges across multiple hardware platforms.

Qualifications

• Hands-on experience in RF software development for 4G LTE and 5G NR.
• Strong programming skills in C/C++ and knowledge of cellular modem architectures.
• Experience with RF calibration, optimization, and feature integration.
• Understanding of protocol interactions and network performance troubleshooting.
• Familiarity with RF transceivers, modem software, and wireless stacks.
• Excellent debugging and analytical problem-solving abilities.

Responsibilities

• Design and develop RF software components for LTE and 5G NR modem platforms.
• Implement RF control algorithms and calibration procedures.
• Develop interfaces between RF transceivers, modems, protocols, and applications.
• Support RF feature integration across chipset and hardware platforms.
• Analyze and optimize RF performance to improve connectivity and reliability.
• Debug issues across RF, modem, protocol stack, and application layers.
• Collaborate with chipset vendors, operators, and global teams.
• Participate in system architecture discussions and design reviews.
• Mentor junior engineers and share technical knowledge.

Skills

C/C++

4G LTE

5G NR

RF Software Development

RF Calibration

Modem Integration

Protocol Interactions

Network Troubleshooting

Debugging

Education

Bachelor's or Master's in Electronics/Telecommunication/CS/Embedded Systems

Tools

Qualcomm

Samsung Shannon

MediaTek

Job description

JobDescription–RFSoftwareEngineer(4G/5GLTE)

JobTitle: RF Software EngineerExperience: 7 to 10 Years (3 to 6 Years Relevant Experience in RF Software Development)Location: BangaloreBusinessUnit: NAD SW UnitProject: RF SW (Honda India)

JobSummary

We are seeking an experienced RF Software Engineer with strong expertise in 4G LTE and 5G NR technologies to develop, integrate, and optimize RF software solutions for wireless communication products. The ideal candidate should have hands-on experience in cellular modem technologies, RF calibration, protocol interactions, network performance optimization, and troubleshooting across modem, RF, and application layers.

KeyResponsibilities

• Design and develop RF software components supporting LTE and 5G NR modem platforms.
• Implement RF control algorithms, calibration procedures, and feature enhancements.
• Develop software interfaces between RF transceivers, modem platforms, protocol stacks, and application layers.
• Support RF feature integration across various chipset and hardware platforms.
• Analyze and optimize RF performance to improve network connectivity and product reliability.
• Debug and resolve issues across RF, modem, protocol stack, and application layers.
• Collaborate with chipset vendors, operators, certification agencies, and global development teams.
• Participate in system architecture discussions, design reviews, and technical evaluations.
• Mentor junior engineers and contribute to technical knowledge sharing within the team.

RequiredSkills

• Strong programming skills in C/C++.
• Hands-on experience in 4GLTEand5GNRRFSoftwareDevelopment.
• Good understanding of cellular modem architecture and RF communication systems.
• Experience with RF calibration, RF optimization, and modem feature integration.
• Knowledge of protocol interactions and network performance troubleshooting.
• Familiarity with RF transceivers, modem software, and wireless communication stacks.
• Strong debugging and analytical problem-solving skills.

PreferredSkills

• Experience with Qualcomm,SamsungShannon,MediaTek, or similar modem platforms.
• Knowledge of QMI,ATCommands, and modem management frameworks.
• Experience in AutomotiveTelematics,IoTDevices,CPESmartphones,orEmbeddedWirelessProducts.
• Exposure to operator certification programs such as AT&T,Verizon,T-Mobile,Telstra,Vodafone,Orange, etc.
• Familiarity with 3GPPstandards and cellular technology evolution.

EducationalQualification

• Bachelor's or Master's Degree in Electronics, Telecommunication, Computer Science, Embedded Systems, or a related field.

PreferredCandidateProfile

• Strong communication and stakeholder management skills.
• Ability to work in a global cross-functional environment.
• Self-driven, proactive, and capable of handling complex technical challenges independently.