SuperApex LLC · 1 day ago
Quality Assurance Engineer
Greater Chicago Area
Full-time
Onsite
Mid Level
$75K/yr - $105K/yrSuperApex LLC is a fast-growing RF and microwave manufacturer delivering high-performance products to customers across the globe. The QA Engineer will be responsible for ensuring the quality, reliability, and compliance of RF/microwave products, managing quality operations, and maintaining ISO 9001 standards at the U.S. facility.
Consumer Electronics
Responsibilities
Perform incoming inspection for MMICs, RF components, PCBs, QFN packages, housings, and assemblies
Enforce cleanroom discipline, ESD controls, and material handling procedures
Conduct visual inspections under microscope for FEMs and RF module assemblies
Record and track nonconformances (NCRs) and work closely with engineering on resolution
Review RF test data from VNAs, spectrum analyzers, power meters, and automated ATE systems
Approve or reject lots based on key RF parameters (S-parameters, gain, P1dB, NF, linearity, etc.)
Support engineering with yield analysis, data trending, and test method improvements
Establish and maintain ISO 9001 processes, documentation, and audit readiness
Maintain controlled documents including SOPs, work instructions, and inspection logs
Perform internal audits and process checks according to ISO requirements
Prepare customer-facing quality documentation (CoC, test reports, compliance statements)
Ensure all measurement equipment (VNAs, spectrum analyzers, thermal chambers, etc.) is calibrated and fully operational
Maintain calibration schedules, verification logs, and service records
Coordinate with supply chain on supplier performance and quality issues
Verify outgoing shipments meet specifications, traceability requirements, and customer documentation needs
Support root-cause analysis and implement Corrective and Preventive Actions (CAPA)
Contribute to readiness for AS9100 or other aerospace standards
Collaborate with global SuperApex locations on shared quality processes as operations expand
Qualification
Required
Bachelor's degree in Electrical Engineering, Electronics Engineering, or related field
Hands-on experience with RF/microwave testing (S-parameters, gain, P1dB, NF, linearity, etc.)
Strong understanding of quality control, inspection methods, and technical documentation
Experience working under ISO 9001 or similar Quality Management Systems
Ability to read PCB layouts, RF schematics, and assembly drawings
Strong attention to detail and organizational skills
Familiarity with cleanroom protocols, ESD control, and moisture-sensitive devices
Preferred
Experience with automated RF test systems (Python, LabVIEW, ATE platforms)
Background in semiconductor, RF module, microwave, or high-frequency component manufacturing
Knowledge of QFN/LGA packaging, FEM architecture, and RF module assembly processes
Experience with SPC, FMEA, reliability testing, or statistical quality methods
Benefits
Competitive salary with performance bonuses
Opportunity to build and shape the quality infrastructure for the U.S. site
Work daily with advanced RF/microwave products and cutting-edge test equipment
Fast-paced, flexible engineering culture with significant growth potential
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.
Founded in 2020
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase