Senior Voice Model Engineer - Low-Latency ML Systems

SpaceXAI; Palo Alto (CA); On-site; USD 220,000 - 357,000; Full time

Benefits offered by this job

Equity

Medical coverage

Dental coverage

Vision coverage

401(k) plan

Disability insurance

Life insurance

Discounts

Job summary

SpaceXSI is recruiting a Sr. Model Engineer, Voice to design, build, and operate the systems behind Grok Voice.

You will manage large-scale data pipelines, distributed training, evaluation, and production deployment for multilingual spoken interactions across devices. You will own performance optimization, scalability, and reliability from prototype to global scale, collaborating with a fast-paced, cross-disciplinary team.

Qualifications

• Bachelor's degree in computer science, software engineering, computer engineering, electrical engineering, or another engineering discipline.
• Experience writing production-quality code in Python, PyTorch, JAX, Rust, or C++.
• 2+ years of experience working with large scale voice related products.

Responsibilities

• Design, build, and maintain large-scale distributed data pipelines for training data quality.
• Build and optimize distributed training infrastructure for speech-language models in JAX and PyTorch.
• Create automated evaluation and testing systems for accuracy, latency, and real-time performance.

Skills

Python

PyTorch

JAX

Rust

C++

Education

Bachelor's degree in CS/Engineering

Tools

Kubernetes

Spark

Ray

Job description

SpaceXSI is recruiting a Sr. Model Engineer, Voice to design, build, and operate the systems behind Grok Voice.

You will manage large-scale data pipelines, distributed training, evaluation, and production deployment for multilingual spoken interactions across devices. You will own performance optimization, scalability, and reliability from prototype to global scale, collaborating with a fast-paced, cross-disciplinary team.