RF Analog Design Engineer — High-Frequency Mixed-Signal

6 Degrees Search; Austin (TX); On-site; USD 110,000 - 160,000; Full time

Job summary

6 Degrees Search is seeking an RF Analog Design Engineer in Austin, TX, to develop high-performance RF and mixed-signal front-end architectures for rugged embedded computing used in defense and aerospace. You will design RF paths, low-noise analog circuitry, clocks, and power systems while collaborating with FPGA, PCB, and software teams.

The role spans from concept to production, emphasizing signal integrity, RF theory, and high-speed interfaces.

Qualifications

• Bachelor's degree in Electrical Engineering, Electronic Engineering, or related discipline, or equivalent industry experience.
• Expertise designing complete RF and mixed-signal signal chains, including RF front ends, analog filtering, ADC/DAC interfaces, clock generation, synchronization, and low-noise power architectures.
• Experience taking complex RF hardware from system architecture through schematic capture, PCB implementation, hardware debugging, validation, and production.
• Strong understanding of RF design theory, including filter design, impedance matching, signal integrity, noise mitigation, shielding, grounding, and high-speed mixed-signal PCB implementation.
• Extensive experience selecting and integrating high-speed ADCs and DACs from vendors such as Texas Instruments, Analog Devices, or similar manufacturers
• Strong experience designing RF circuits operating up to 18 GHz
• Strong understanding of digital interfaces connecting high-speed converters to FPGA-based processing architectures
• Experience designing programmable clock generation and distribution systems supporting multiple sampling rates and bandwidths
• Experience designing low-noise power supplies for high-performance mixed-signal and RF systems
• Hands-on laboratory experience using oscilloscopes, spectrum analyzers, signal generators, network analyzers, and related RF test equipment
• Experience collaborating closely with PCB layout engineers to optimize component placement, controlled impedance routing, grounding, isolation, and manufacturability
• Strong troubleshooting skills with the ability to analyze and resolve complex analog and mixed-signal performance issues

Responsibilities

• Develop RF front-end architectures for high-performance embedded computing products used in defense/aerospace.
• Design RF signal paths, low-noise analog circuitry, clocking systems, and power architectures.
• Collaborate with FPGA, PCB layout, embedded software, and systems engineering teams.
• Guide complete product lifecycle from concept and simulation through hardware validation and production.
• Address signal integrity, EMI/EMC, and manufacturability challenges in complex RF systems

Skills

RF design

Analog circuit design

Signal integrity

High-speed interfaces

Clock distribution

Troubleshooting RF

Education

Bachelor's in Electrical Engineering or related

Tools

Mentor Graphics Xpedition DxDesigner

Oscilloscopes

Spectrum analyzers

Network analyzers

Job description

6 Degrees Search is seeking an RF Analog Design Engineer in Austin, TX, to develop high-performance RF and mixed-signal front-end architectures for rugged embedded computing used in defense and aerospace. You will design RF paths, low-noise analog circuitry, clocks, and power systems while collaborating with FPGA, PCB, and software teams.

The role spans from concept to production, emphasizing signal integrity, RF theory, and high-speed interfaces.