Radio Frequency (RF) Engineer

Location: West Lafayette, IN

Work Arrangement: On-Site

Employment Type: Full-Time

Position Overview

We are seeking an experienced Radio Frequency (RF) Engineer to join an engineering team focused on the design, development, testing, and optimization of RF filters and RF front-end (RFFE) systems for interference mitigation.

The ideal candidate will have hands-on experience with RF circuit design, microwave engineering, electromagnetic theory, RF simulation, laboratory testing, and hardware validation .

Key Responsibilities

RF Design & Development

• Design and develop RF circuits and components, including:

• RF filters

• Amplifiers

• Mixers

• RF front-end circuits

• Architect and simulate RF and microwave circuits.

• Apply electromagnetic and transmission-line principles to RF hardware design.

• Support RF hardware development from initial concept through production.

RF Testing & Validation

• Perform laboratory testing and validation of RF hardware.

• Use RF test equipment such as:

• Spectrum analyzers

• Vector/network analyzers

• Signal generators

• Oscilloscopes

• Probe stations

• Analyze RF performance and identify design or hardware issues.

• Develop test procedures and support automated testing where applicable.

Performance Optimization

Evaluate And Optimize Key RF Performance Parameters, Including

• Gain
• Noise figure
• VSWR
• Linearity
• Phase noise
• Frequency response
• RF signal performance

Cross-Functional Collaboration

• Work closely with systems engineers, firmware/software engineers, project managers, and customers.
• Support RF requirements definition, architecture, design reviews, testing, troubleshooting, and production.
• Communicate technical findings and recommendations to engineering and project teams.

Required Qualifications Education

• Bachelor's or Master's degree in:

• Electrical Engineering

• Computer Engineering

• Electrical Engineering Technology

• RF/Microwave Engineering

• or a related engineering field

Experience

• 3+ years of hands-on RF engineering, RF hardware design, or wireless communications experience.
• Experience designing and testing RF/microwave circuits and hardware.
• Strong understanding of RF circuit design and electromagnetic principles.

Required Technical Skills RF & Microwave Engineering

Strong Knowledge Of

• RF and microwave circuit design
• Electromagnetic fields
• Transmission-line theory
• RF filters
• Amplifiers
• Mixers
• RF front-end systems
• Wireless communication concepts

RF Simulation & Design Tools

Hands-on Experience With One Or More Of The Following

• ANSYS HFSS
• Keysight ADS
• Microwave Office
• Altium

Programming & Data Analysis

Experience With Scripting Or Engineering Analysis Tools Such As

• Python
• MATLAB
• Simulink

Experience using these tools for automated RF testing, data collection, analysis, or simulation is preferred.

Laboratory Equipment

Hands-on Experience With

• Spectrum analyzers
• Network/vector network analyzers
• Signal generators
• Oscilloscopes
• Probe stations
• Other RF/microwave laboratory equipment

Ideal Candidate

The Ideal Candidate Will Have

• 3+ years of practical RF engineering experience.
• Strong RF/microwave circuit design knowledge.
• Experience designing and testing RF hardware.
• Hands-on experience with RF laboratory equipment.
• Experience with RF simulation tools such as HFSS, ADS, or Microwave Office.
• Experience with Altium or similar PCB design tools.
• Strong understanding of RF performance measurements such as gain, noise figure, VSWR, linearity, and phase noise.
• Ability to troubleshoot hardware and optimize RF performance.
• Strong communication and collaboration skills.
• Ability to work in an on-site engineering/laboratory environment.