💼 Full-Time Position

Design Engineer III

🏢
Neotech
📍 Naperville, IL, United States
📍
Location
Naperville, United States
📅
Posted
June 01, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

We are seeking an experienced RF Designer to lead the design, development, and validation of high-frequency circuits and systems for demanding applications including aerospace, defense, industrial, and medical products. This role requires deep expertise in RF/microwave design, PCB materials, and system integration, along with the ability to work in a customer-facing environment.



Key Responsibilities


+ Design and develop RF and microwave circuits including amplifiers, filters, mixers, oscillators, and antennas

+ Perform schematic capture, simulation, and layout of high-frequency PCBs

+ Select and apply advanced RF materials (e.g., Rogers laminates such as RO4350B, RO4003C, RT/duroid series)

+ Conduct RF simulation using tools such as:

+ Keysight ADS

+ Ansys HFSS

+ Cadence AWR Microwave Office



+ Optimize impedance matching, signal integrity, and EMI/EMC performance