• Research & Development
  • Hong Kong

Job Responsibilities:

  1. Design and Analyze Complex Circuits:
    • Collaborate with cross-functional teams to understand project requirements and specifications.
    • Create detailed circuit schematics, considering power integrity, signal integrity, and noise immunity.
    • Perform simulations using tools such as Keysight ADS, Ansys HFSS and SIWave to optimize circuit performance.
  1. Power Integrity Analysis:
  • Investigate power distribution network (PDN) designs to ensure stable voltage levels and minimize noise.
  • Analyze decoupling capacitor placement, impedance profiles, and ground plane structures.
  • Mitigate power delivery network resonances and transient voltage drops.
  • Collaborate with layout engineers to implement best practices for power integrity.
  1. RF Circuit Design and Simulation:
    • Simulate RF performance using electromagnetic simulators.
    • Ensure compliance with industry standards and regulatory requirements.
  2. Test and Measurement:
    • Use network analyzers, spectrum analyzers, and oscilloscopes to validate circuit performance.
    • Conduct RF measurements, including S-parameters, noise figure, and harmonic distortion.
    • Troubleshoot and debug circuits during prototype testing.
  3. Technical Leadership and Mentorship:
    • Provide guidance to junior engineers and designers.
    • Foster a collaborative environment, sharing knowledge and best practices.
    • Lead design reviews and contribute to continuous improvement.
  4. Industry Trends and Innovation:
    • Stay informed about emerging technologies, tools, and methodologies.
    • Attend conferences, workshops, and webinars related to circuit design and power integrity.
    • Propose innovative solutions to enhance circuit performance and reliability.
  5. Customer Interaction:
    • Occasionally travel to customer sites for project kick-offs, technical discussions, and design reviews.
    • Understand customer requirements and tailor circuit designs accordingly.


  • PhD or Master’s degree in Electrical Engineering or a related field
  • Minimum 5 years of experience in circuit design, with extensive expertise in power integrity analysis for IC and mixed-signal PCB design, candidate with more experience will be considered for the position of Principal Engineer
  • Experience in designing and simulating high-speed circuits, including RF circuits.
  • Proficiency in RF and PI simulation software, such as Keysight ADS, Ansys HFSS and SIWave.
  • Familiarity with RF test and measurement equipment, such as network analyzers and spectrum analyzers.
  • Candidates with less experience will also be considered.
  • Strong analytical skills and attention to detail.
  • Excellent verbal and written communication skills.


  • To apply, please email career@cloudlight.com.hk with your resume, your availability to report duty and quote the Job Ref.
  • Only short-listed candidates will be notified. Personal data provided by applicants will be used for consideration of an application only.

Application Deadline:

  • Until this position is filled.
  • Resumes received will strictly be used for recruitment-related purpose.

To apply for this job email your details to career@cloudlight.com.hk