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Role description

Senior MXS Verification engineer

Retym, Inc logoRetym, Inc
WorkplaceOn-site
SenioritySenior
LocationAustin, TX
Posted7/29/2026
Engineering

For an exciting well-funded start-up, developing leading edge technology of the next generation high speed communication, we are looking for a Sr Mixed signal verification engineer.

Requirements:

Key Responsibilities:

  • Develop verification strategies for digital and analog (mixed-signal) designs, utilizing UVM methodologies based on specifications.
  • Create behavioural models for analog blocks in accordance with guidelines provided by analog designers.
  • Write, execute, and debug testbenches using UVM methodology and SystemVerilog code for mixed-signal blocks.
  • Run and debug behavioural model (BM) validation using AMS tools to ensure the correctness of the behavioural models.
  • Perform and troubleshoot unit-level, cluster-level and top-level simulations of mixed-signal designs.

Minimum Qualifications

  • 10+ years of experience
  • Experience in Behavioural Modelling (BM) of Analog design for digital verification
  • Knowledge in Mixed Signals dynamic Verification using chip digital design tools [no AMS]
  • Experience in Verilog/SystemVerilog coding
  • Experience in Virtuoso Schematics tools
  • Basic knowledge in Analog design

Preferred Qualifications

  • Experience in UVM
  • Experience in both Synopsys and Cadence tools is an advantage

Additional Skills

  • Verification Methodologies and Tools: Familiarity with verification methodologies and tools, including simulators, waveform viewers, execution automation, and coverage collection. Proven experience in developing scalable and portable test cases.
  • Collaborative Environment: Ability to verify Analog/mixed-signal designs in a collaborative team environment.
  • Communication: Strong communication skills, including the ability to write test plans, present results, and communicate clearly with multi-functional teams.

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Company info

Retym, Inc logo

Retym, Inc

Developing Next Generation Optical Communication Infrastructure

AI is transforming industries at an unprecedented scale - but today’s data center infrastructure wasn’t built to keep up. As AI workloads grow more complex and data volumes double every two years, connectivity - not compute - has become the bottleneck. Retym is solving this challenge by delivering next-generation Coherent DSP solutions that provide high-performance, low-latency connectivity for AI infrastructure and data center interconnects. We are a semiconductor company driven by innovation, bringing together a world-class team of chip designers, optical networking experts, and leading investors to rethink how data moves in the AI era. Our purpose-built DSP technology delivers: Scalable, high-bandwidth interconnects for AI-driven data centers Power-efficient, high-performance networking that removes bottlenecks A coherent DSP provider that gives module makers more control and builds toward a more open, vibrant ecosystem With hyperscalers deploying AI across multiple loca

Private companySeries D
Founded2021
HQCupertino, United States
Unlock human wisdom
ThesisTermsPrivacy
Size
51–200 employees
IndustrySemiconductor Manufacturing
Funding
  • Series D · $75M · Mar 31, 2025
Investors
Spark Capital
Tech stackjenkins, microsoft-forefront, pics, matlab, amazon-linux, amazon-ebs, cadence-virtuoso, workspace, aws-iam, national-instruments

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