Senior RF Power Amplifier Designer (Doherty)

Wise Skulls; Dallas (TX); On-site; USD 120,000 - 170,000; Full time

Job summary

Wise Skulls is seeking an experienced RF Power Amplifier (PA) Design Engineer for a 6+ month engagement in Dallas. The role focuses on hands-on PA design, Doherty architectures, RF simulations, lab measurements, and cross-functional collaboration with layout and verification teams.

The ideal candidate has 5–8 years of experience in RF PA design, is proficient with Doherty PA concepts and Xpedition tools, and holds a Bachelor's or Master’s in Electronics, Electrical, or RF Engineering.

Qualifications

• Minimum 5–8 years hands-on RF Power Amplifier design experience.
• Strong knowledge of Doherty PA architecture and RF matching networks.
• Expertise in load-pull analysis and PA performance optimization.
• Understanding of DPD interaction with RF Power Amplifiers.
• Experience with RF simulations, prototype testing, and lab measurements.
• Hands-on experience with Mentor Graphics Xpedition schematic tools.

Responsibilities

• Design and develop RF Power Amplifiers, including Doherty PA architecture.
• Perform RF simulations, load-pull analysis, and matching network optimization.
• Evaluate gain, output power, efficiency, linearity, stability, and ruggedness.
• Develop PA schematics, component selections, and BOM documentation.
• Lead design reviews and prepare technical design and release documents.
• Perform prototype bring-up, RF lab measurements, and troubleshooting.
• Support design verification across temperature and supply-voltage variations.
• Collaborate with PCB layout, verification, and DPD tuning teams.

Skills

RF PA design

Doherty PA

Load-pull analysis

RF matching networks

DPD interaction

RF simulations

Lab measurements

Mentor Graphics Xpedition

Education

Bachelor's or Master's in Electronics / RF Eng

Tools

Mentor Graphics Xpedition

Job description

Wise Skulls is seeking an experienced RF Power Amplifier (PA) Design Engineer for a 6+ month engagement in Dallas. The role focuses on hands-on PA design, Doherty architectures, RF simulations, lab measurements, and cross-functional collaboration with layout and verification teams.

The ideal candidate has 5–8 years of experience in RF PA design, is proficient with Doherty PA concepts and Xpedition tools, and holds a Bachelor's or Master’s in Electronics, Electrical, or RF Engineering.