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AttoTude

Photonic interconnects powering AI data centers

System Hardware Engineer

Hardware Validation & TestingConfirmed live in the last 24 hours
Full-timeMenlo Park, CA, USANo salary listed

About the Job

Requirements

  • A PhD in Electrical Engineering or Applied Physics, specializing in high-speed electronic or electro-optic communication systems.
  • Experience and a solid understanding of coherent modulation formats, including QPSK, 16QAM, and 64QAM.
  • Extensive understanding of communication system transmission penalties.
  • Experience characterizing high-speed RF and mm-wave interconnects, amplifiers, and components, including S-parameters, jitter, ENOB, nonlinear compression, and their system implications.
  • Experience characterizing and modeling linear and nonlinear signal impairments, including filtering, noise, nonlinear amplitude and phase distortions, and dispersion.
  • Familiarity with statistical analysis and methods.
  • Programming experience in Python, MATLAB, C, C++, C#, and Visual Basic.
  • Fluency with software repositories including Bitbucket, GitHub, GitLab, and Docker, and client interfaces including VS Code and Fork.
  • Strong written and oral communication skills, including communicating complex information clearly and concisely across platforms and modalities.

Responsibilities

  • Contribute to the development and product realization of THz modems.
  • Work with early prototypes, establish benchmarks, and evaluate product performance, providing rapid feedback to design teams.
  • Characterize performance through component- and system-level measurements, model matching, and assessment of modem SNR and impairment penalties.
  • Work closely with component designers on signal processing and performance issues, and make tradeoffs to optimize overall system performance.
  • Maintain and own a testbed for modem characterization and optimization, including measurement metrology, calibration methods, and stabilization techniques.
  • Characterize hardware, analyze results, and provide rapid feedback to hardware architecture and design teams.
  • Assess off-line and real-time signal processing for bit-error-rate measurement in the presence of impairments, and diagnose issues.
  • Interact with engineering teams to assist in developing performance-optimization algorithms and transition performance gains to volume production.

About the Company

AttoTude

Photonic interconnects powering AI data centers

AttoTude designs and sells advanced interconnect technology for data centers, focusing on AI workloads. Its main products are photonic interconnect solutions built on photonic integrated circuits and optical communications that move data at very high speeds with low bottlenecks. These interconnects connect servers, switches, and storage to enable high-speed parallel processing and supercomputing, reducing latency and increasing bandwidth in large-scale deployments. The company differentiates itself by concentrating on photonics-based networking to address AI-specific data center bottlenecks, serving large operators and enterprises through direct sales and licensing. Its goal is to help data centers scale AI capabilities efficiently by providing reliable, high-performance interconnects that support demanding workloads and future growth.

Company size
51-200
Company stage
Series C
Total funding
$131M
Headquarters
Menlo Park, CA
Founded
2024

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