SuperApex LLC · 1 week ago
RF/Microwave Modules Engineer
Greater Chicago Area
Full-time
Onsite
Mid Level
$75K/yr - $120K/yr
3+ years expSuperApex LLC designs and manufactures high-performance RF and microwave products, serving customers across the defense, telecommunications, and research sectors. The RF/Microwave Modules Engineer will lead the design, development, and testing of high-frequency integrated modules and subsystems, focusing on MMIC integration and RF performance optimization.
Responsibilities
Design and develop RF/Microwave modules integrating MMICs, passive components, and antennas
Lead the design, layout, and packaging of RF front-end assemblies, including Antenna-in-Package (AiP) and System-in-Package (SiP) architectures
Perform RF simulations and circuit optimization using Keysight ADS, HFSS, and similar tools
Collaborate with mechanical, process, and test engineers to ensure electrical, thermal, and mechanical integrity
Conduct VNA, spectrum, and power measurements to characterize performance and validate designs
Develop test plans, procedures, and documentation consistent with ISO 9001 standards
Support new product introduction (NPI) from prototype through production
Qualification
Required
B.S. or M.S. in Electrical Engineering, Microwave Engineering, or a related field
3+ years of experience in RF/Microwave module or subsystem design
Proficiency with Keysight ADS, HFSS, or CST for circuit and EM simulation
Hands-on experience with RF test equipment: VNA, spectrum analyzer, power meters, and noise figure analyzer
Understanding of impedance matching, bias networks, and amplifier design (LNA, driver, PA)
Experience with GaAs/GaN MMICs, hybrid modules, or multi-chip packaging
Preferred
Experience with Antenna-in-Package (AiP) or module-level integration
Familiarity with III–V semiconductor processes (GaAs pHEMT, GaN HEMT)
Knowledge of thermal management, interposers, and RF substrates (AlN, Rogers, etc.)
Experience with high-frequency test automation using Keysight PathWave, BenchVue, or LabVIEW
Familiarity with ISO 9001 workflows and documentation
Excellent communication and problem-solving skills, with the ability to collaborate across global teams
Benefits
Comprehensive benefits
Company
SuperApex LLC
SuperApex, LLC is a U.S.-based leader in RF & microwave solutions—engineering innovative GaAs MMICs, GaN power amplifiers, microwave and millimeter-wave modules, and chip packaging for global clients across telecommunications, defense, aerospace, and industrial applications.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase