Senior Power Amplifier Design Engineer

Mavenir is building the future of networks and pioneering advanced technology, focusing on the vision of a single, software-based automated network that runs on any cloud. As the industry's only end-to-end, cloud-native network software provider, Mavenir is transforming the way the world connects, accelerating software network transformation for 250+ Communications Service Providers in over 120 countries, which serve more than 50% of the world’s subscribers.

Role Summary

As HW integration Engineer you will join the Radio Unit team and will be responsible for high-end OpenRAN 5G and 4G RRU and mMIMO radio HW Integration, bring up and verification.

Key Responsibilities

• Design and develop power amplifiers for 4G/5G radio products, emphasizing linearity, efficiency, and thermal performance.
• Participate in the full life cycle of radio product development.
• Conduct feasibility studies and RF simulations for system optimization.
• Coordinate design reviews to meet requirements.
• Collaborate with cross-functional teams for seamless integration of PA front end design.
• Test and validate power amplifiers, addressing development issues.
• Create and maintain comprehensive documentation for front-end design.
• Work closely with manufacturing teams to transition PA designs into production.
• Stay updated on industry trends in Telecom and RF power amplifiers.
• Develop/maintain supplier relationships.

Job Requirements

• Bachelor’s or Master’s degree in Electrical and Electronic Engineering or related fields with 10+ years industry experience.
• Having patents and publications on Power Amplifier design is a plus.
• Expertise in RF fundamentals, impedance matching, Smith charts, passive RLC, filter designs, linearity, harmonics, etc.
• In-depth knowledge of RF and microwave circuit design, including PA architectures and topologies.
• Proven industrial experience in RF power amplifier design, focusing on 4G/5G technologies.
• In-depth knowledge on GaN and LDMOS technologies.
• Expertise on High-efficiency power amplifier architectures, linearization, efficiency enhancement techniques.
• Experience with Doherty amplifier design, DPD, CFR, and radio systems architectures.
• Envelope-tracking power supply, linear switching converter, multi-level/phase switching converter, switching power supply.
• Knowledge of low noise, high-efficiency, high linearity design techniques for 4G/5G RF front-end modules.
• Familiarity with simulation tools (e.g., ADS, AWR) for RF power amplifiers and LNA.
• Experience with testing and characterization of RF power amplifiers.
• Experience with PCB layout and design considerations for RF power amplifiers.
• Understanding of Thermal requirements and Thermal estimation knowledge for application specific high power design.
• Familiar with analog circuit design principles and basic EM theory
• Familiarity with RF test equipment and measurements (Noise Meters, VNA, Spectrum Analyser).
• Should be able to work in a team and possess good interpersonal and communication skills.
• Self-motivated with strong organizational, analytical, and problem-solving skills.

Accessibility

Mavenir is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. If you require any assistance, please state in your application or contact your recruiter.

Mavenir is an Equal Employment Opportunity (EEO) employer and welcomes qualified applicants from around the world, regardless of their ethnicity, gender, religion, nationality, age, disability, or other legally protected status.