RF System Engineer

Selby Jennings; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Selby Jennings seeks an RF engineer to design, test, and integrate advanced RF hardware and subsystems. You will develop high-frequency signal chains, including LNAs, filters, and power amplifier integration, while analyzing performance across full architectures.

You will partner with software, infrastructure, and networking teams to deploy RF systems and ensure regulatory compliance, safety, and high-quality manufacturing support.

Qualifications

• Bachelor's degree in Electrical Engineering or related field.
• Minimum 3 years of RF engineering experience.
• Experience designing, testing, and debugging RF hardware and communication systems.
• Strong background in HF circuit design, filtering, impedance matching, amplifier characterization, and front-end architecture.
• Familiarity with EMI troubleshooting, EMC principles, and regulatory requirements.

Responsibilities

• Design, develop, test, and integrate custom RF hardware and subsystem solutions, including PCBAs.
• Engineer high-frequency transmit and receive signal chains, including LNAs, filtering, impedance matching, and PA integration.
• Analyze, troubleshoot, and optimize RF performance across complete system architectures.
• Develop validation strategies, test procedures, and performance qualification plans.
• Partner with software, infrastructure, and networking teams to support deployment and operation of RF systems.
• Collaborate within cross-functional engineering teams and drive projects through full product lifecycle, from concept through manufacturing.
• Ensure designs comply with applicable regulatory, safety, and industry standards.

Skills

RF design

HF circuit design

Impedance matching

Power amplifier integration

EMI troubleshooting

PCB design

Python automation

Test & measurement

Regulatory compliance

Education

Bachelor's degree in Electrical Engineering

MS or PhD preferred

Tools

ADS

AWR

HFSS

CST

SPICE

Python scripting

Job description

• Design, develop, test, and integrate custom RF hardware and subsystem solutions, including printed circuit board assemblies (PCBAs).
• Engineer high-frequency transmit and receive signal chains, including low-noise amplifiers, filtering solutions, impedance matching networks, and power amplifier integration.
• Analyze, troubleshoot, and optimize RF performance across complete system architectures.
• Develop validation strategies, test procedures, and performance qualification plans.
• Partner with software, infrastructure, and networking teams to support successful deployment and operation of RF systems.
• Collaborate within cross-functional engineering teams and drive projects through the full product lifecycle, from concept through manufacturing.
• Ensure designs comply with applicable regulatory, safety, and industry standards.

Responsibilities

• Design, develop, test, and integrate custom RF hardware and subsystem solutions, including printed circuit board assemblies (PCBAs).
• Engineer high-frequency transmit and receive signal chains, including low-noise amplifiers, filtering solutions, impedance matching networks, and power amplifier integration.
• Analyze, troubleshoot, and optimize RF performance across complete system architectures.
• Develop validation strategies, test procedures, and performance qualification plans.
• Partner with software, infrastructure, and networking teams to support successful deployment and operation of RF systems.
• Collaborate within cross-functional engineering teams and drive projects through the full product lifecycle, from concept through manufacturing.
• Ensure designs comply with applicable regulatory, safety, and industry standards.

What You'll Gain

• The opportunity to build advanced hardware systems that solve complex technical challenges and deliver measurable business value.
• A highly collaborative environment where individual contributions have meaningful impact.
• Exposure to diverse engineering projects with unique technical requirements.
• The chance to work with experienced professionals across multiple disciplines and international backgrounds.
• Competitive compensation, including performance-driven incentives.
• Retirement savings support with employer matching contributions.
• Comprehensive benefits package covering medical, dental, vision, disability, life, and wellness programs.
• Generous paid time off and recognized company holidays.
• Access to workplace amenities, team events, professional communities, and employee engagement programs.

Qualifications

• Bachelor's degree in Electrical Engineering, Computer Engineering, or a related field; advanced degrees preferred.
• Minimum of 3 years of professional experience in RF engineering or a closely related discipline.
• Demonstrated experience designing, testing, and debugging RF hardware and communication systems.
• Strong background in HF circuit design, filtering, impedance matching, amplifier characterization, and front-end architecture.
• Solid understanding of RF receiver performance metrics including gain, noise figure, linearity, stability, and isolation.
• Experience diagnosing issues in transmit and receive signal paths, including distortion mechanisms and unwanted coupling effects.
• Familiarity with EMI troubleshooting, EMC principles, and mitigation techniques.
• Experience with board-level design, integration, and PCBA development.
• Proficiency using RF test and measurement equipment, with the ability to leverage scripting tools such as Python for automation, analysis, or hardware bring-up.
• Knowledge of regulatory, compliance, and safety requirements related to RF systems and high-power RF equipment.

Preferred Qualifications

• Experience with microwave circuit and system design.
• Understanding of antenna theory, performance, and integration considerations.
• Amateur radio or similar RF operating experience.
• Familiarity with RF simulation platforms such as ADS, AWR, HFSS, CST, or equivalent tools.
• Experience with SPICE-based circuit simulation.
• Background working with external manufacturing, testing, or engineering service providers.
• Experience supporting compliance activities, including certification testing, documentation, and coordination with third-party laboratories.
• Exposure to FPGA development, embedded systems, or microcontroller programming.