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Keysight Technologies · Kobe, Japan

# R&D Engineer 4

Kobe, Japan Research & Science 

Listed on Keysight Technologies’s official careers site. Posted June 24, 2026. Check that it is still open and apply there.
[Apply on Keysight Technologies’s careers site →](https://globalcareers-keysight.icims.com/jobs/53132/login)

[OpenNash Jobs](https://jobs.opennash.com/) / [Keysight Technologies](https://jobs.opennash.com/companies/keysight-technologies/) / R&D Engineer 4

## Job description

### Overview

Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~16,800 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense, and semiconductor markets for customers in over 100 countries. Learn more about what we do. Our award-winning culture embraces a bold vision of where technology can take us and a passion for tackling challenging problems with industry-first solutions.

We believe that when people feel a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers.

### Responsibilities

The RF Engineer will design and develop RF/Analog circuits and subsystems for Quantum Control Systems, focusing on achieving high performance in terms of noise, linearity, phase noise, and signal integrity. This role involves end-to-end RF development, including simulation, prototyping, and laboratory validation. The engineer will work closely with FPGA and system engineers to ensure seamless integration between RF and digital subsystems, contributing to overall system performance optimization.

Additionally, the role includes supporting system bring-up, debugging, and performance tuning, as well as contributing to the exploration of next-generation architectures and RF technologies.

### Qualifications

BS or MS in Electrical Engineering, Physics, or related field Business-level Japanese Hands-on experience in RF circuit design and validation Strong understanding of RF fundamentals Experience with RF simulation and measurement tools Preferred: Familiarity with measurement instruments (spectrum analyzer, VNA, etc.) Experience in quantum systems or precision measurement applications Careers Privacy Statement *Keysight is an Equal Opportunity Employer. *

## At a glance
- Posted by the employer: Jun 24, 2026
- First seen by OpenNash: Jul 12, 2026
- Last checked: Oct 18, 2026
- Listed for: 116 days
- Location: Kobe, Japan[Apply on Keysight Technologies’s careers site →](https://globalcareers-keysight.icims.com/jobs/53132/login)

## More jobs at Keysight Technologies

### [R&D Engineer 2](https://jobs.opennash.com/companies/keysight-technologies/jobs/26981f4f46edf83fe872/)

Kobe, Japan

### [R&D Engineer 3](https://jobs.opennash.com/companies/keysight-technologies/jobs/cf88a5f60a8ead08833c/)

Kobe, Japan

### [R&D Engineer 3, Hardware](https://jobs.opennash.com/companies/keysight-technologies/jobs/41e18ad62e2bddc4d59d/)

Kobe, Japan

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