Senior Analog/Mixed-Signal Design Engineers

S3 Semiconductors provides our global customers with leading, advanced low-power RF, Mixed Signal, Digital and Systems Level design services, best-in-class SoC solutions and single chip solutions. We take ownership of our customers’ challenges and customize solutions that provide high-quality, high-value offerings in a consistent and reliable manner.

Reporting to the Group Manager in the relevant location (Prague, Dublin, or Cork) , we are looking for Junior and Senior Analog/Mixed-Signal Design Engineers.  The successful candidates will be working within a team of experienced design engineers undertaking system architecture, RF and Analog Design, verification and implementation of complex RF/Analog/Digital SoC solutions. The project tasks may require study, design and layout of analog/mixed-signal blocks. Working in teams of design/layout to successfully design state-of-the art ASICs.


  • An honours degree or post-graduate qualification in Electronic Engineering.
  • Experience in CMOS analog circuit design.
  • User-experience in IC Design Flows.
  • Technical curiosity and a good understanding of the developments in the industry.
  • You demonstrate good analytical and problem solving skills.
  • You have a passion for technology and are able to learn and explore new technologies.
  • You are a team player with a critical attitude and sense of initiative.
  • You offer quality and reliability to colleagues, customers and management.
  • Strong oral and written communication skills.

In addition for Senior Roles:

  • At least 5 years’ experience in Analog IC/SoC designs including direct experience in converting customer requirements into detailed technical specifications.
  • Expertise in complete IC Design Flows would be an advantage: Analog IC Architecture Design and Modelling; IP Evaluation and Selection, Analog/Digital partitioning in mixed-signal systems; high-speed data communications / SERDES; modelling of Analog Systems.
  • Expertise in the use of the following CAD Tools would be an advantage: Spectre Simulator, Cadence Virtuoso Schematic/Layout, Verilog-AMS, NCSIM, Mentor Calibre DRC/LVS.
  • Expertise in the design of some of the following:  PLLs and Oscillators, Baseband Filters, Data Converters and Power Management Blocks.
  • Die-size estimation and modelling the trade-offs between functionality and die-size and package selection.
  • Familiarity with the major semiconductor process nodes and their relative advantages and disadvantages, especially in the context of analog design implementation impacts.
  • Technical curiosity and a good understanding of the latest developments in the industry and of leading-edge design techniques, willingness and ability to quickly adopt new technologies.
  • An ability to incorporate business influences in engineering decisions and an understanding of the commercial implications of technical decisions and vice versa.
  • Travel will be required, mostly to/from S3 Group engineering offices, but also to our worldwide customer locations.

Learn More About S3 Semiconductors

S3 Semiconductors Value Proposition

  • You will work with experienced and talented professionals.
  • You will work on advanced designs using leading-edge technologies.
  • You will receive a competitive salary and benefits.
  • You will receive excellent career development prospects.
  • You will receive travel and training opportunities.

Job Application S3
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