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33 performance modeling engineer jobs at 30 companies in Fairfield, CA

2w
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AI Performance Modeling Engineer
Burlingame, California, United States
$180k-$225k/yr HybridFull Time
Quadric
Quadric: Designing licensable processor IP for on-device AI inference.
Strong Python and quantitative modeling skills; computer architecture knowledge; technical writing ability; AI inference or performance modeling expertise; BS, MS, PhD, or equivalent practical experience.
Python, C++, CUDA, Triton, gem5, Timeloop, MAESTRO, Accel-Sim
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2w
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SystemC Modeling Developer (Remote)
San Francisco, California, United States
RemoteFull Time
UST
UST: Global provider of digital transformation and IT services.
5+ YOEBachelor's or master's degree in a related field and 5+ years in SystemC/TLM, C/C++, computer architecture, pre-silicon simulation, virtual platforms, performance modeling, and debugging.
SystemC, TLM2.0, C, C++, ARM, BIOS, Synopsys Virtualizer, Cadence VSP, QEMU
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6h
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Inference Performance Engineer
San Francisco, California, United States
HybridFull Time
Adaption
Adaption: Develops efficient AI systems that adapt in real-time.
5+ YOE5+ years in ML systems, inference infrastructure, or performance engineering; model-serving expertise; Python and systems-language proficiency; and GPU performance experience with measurable cost or latency improvements.
vLLM, SGLang, TensorRT-LLM, Python, C++, Rust, CUDA, NCCL
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3mo
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Founding Engineer - ML Performance
San Francisco, California, United States
$250k-$395k/yr RemoteFull Time
uRun
uRun: Infrastructure cloud for interactive, stateful AI inference.
Hands-on CUDA, GPU optimization, and large-scale model inference experience; strong systems and performance engineering skills.
CUDA, GPU, NCCL, PyTorch, Triton, TensorRT, CUDA kernels
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3w
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PV Performance Engineer
San Francisco or New York City or Denver or Austin or Calgary or Toronto
$189k-$205k/yr RemoteFull Time
Intersect
IntersectNASDAQ: GOOGL: Develops-located data centers and renewable energy infrastructure.
4+ YOEBachelor's or Master's in engineering,4+ years PV/utility-scale solar experience,ASTM E2848 capacity testing expertise,advanced PV energy modeling,DC collection system knowledge,strong analysis and communication.
ASTM E2848
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2mo
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Building Performance Analyst
Los Angeles or Riverside or Sacramento or San Diego
$93k-$144k/yr HybridFull Time
DLR Group
DLR Group: Integrated design firm providing architecture, engineering, and planning services.
6+ YOEBachelor's degree, 6+ years energy modeling/building performance analysis, 1 year IES Virtual Environment experience, Revit proficiency, familiarity with ASHRAE standards, and strong reporting and design communication skills.
Integrated Environmental Solutions Virtual Environment, Revit, Ladybug, Honeybee
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3d
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Senior Engineer, ATS Performance Testing and Analysis
Danville or San Ramon
$122k-$194k/yr OnsiteFull Time
PG&E
PG&ENYSE: PCG: Provides natural gas and electric service in California.
5+ YOEBachelor's degree in engineering and 5 years of related experience required. Desired expertise includes thermal analysis, equipment testing, energy modeling, LabVIEW, Python, MATLAB, and a professional engineer license.
EnergyPro, LabVIEW, Python, MATLAB
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Software Engineer, ML Performance Optimization
Foster City, California, United States
$192k-$257k/yr OnsiteFull Time
Zoox
ZooxNASDAQ: AMZN: Developing autonomous robotaxis for urban ride-hailing services.
4+ YOE4+ years total exp; 2+ years in large-scale model training or inference; PyTorch; GPU-accelerated inference; profiling tools; Python or C++.
PyTorch, TensorRT, NVIDIA Nsight, Python, C++
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3w
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Staff Software Engineer, Performance and Kernel, DeepMind
Mountain View or Zürich or New York City or San Francisco
$207k-$300k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
8+ YOEBachelor's or equivalent,8 years software development,5 years testing and product launches,5 years performance modeling and Linux Kernel development,3 years software design.
Linux Kernel
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3mo
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ML Inference Engineer
San Francisco, California, United States
OnsiteFull Time
Reactor
Reactor: Building infrastructure for real-time generative world models.
Strong expertise in ML engineering, PyTorch, CUDA, and high-performance inference; experience with diffusion models and low-latency systems.
PyTorch, TensorRT, TransformerEngine, Nsight, ONNX Runtime, CUDA
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2mo
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J16853 Concrete Detailer Sr. VDC Engineer
Sacramento, California, United States
$81k-$125k/yr OnsiteFull Time
Swinerton
Swinerton: National commercial construction firm providing building and management services.
1+ YOE1-3 years design/engineering/construction experience; bachelor’s degree or concrete field experience; knowledge of BIM and Revit; ability to read plans, perform constructability reviews, and support VDC/model setup and field coordination.
BIM, Revit
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1mo
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Senior Principal Storage Architecture Engineer
Rancho Cordova, California, United States
$201k-$334k/yr HybridFull Time
Solidigm
Solidigm: Develops and manufactures NAND flash memory and solid-state drives.
10+ YOEM.S. or Ph.D. (or equivalent) in EE/CE, 10+ years in SSD/SoC/storage architecture, expertise in SoC microarchitecture, SSD firmware/hardware interactions, performance modeling, and PCIe/NVMe protocols.
SystemC, gem5, PCIe, NVMe, CXL, UCIe, ARM, RISC V
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1w
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Senior Machine Learning Engineer
San Francisco, California, United States
OnsiteFull Time
Petra Security
Petra Security: AI-powered identity threat detection for Microsoft 365 environments.
4+ YOE4+ years of machine learning engineering experience shipping production models; quantitative fundamentals, production-grade coding, and experience with streaming pipelines, feature stores, high-performance databases, and distributed systems.
Node, TypeScript, React, Python
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1mo
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Machine Learning Engineer, Speech/Audio
San Francisco or Toronto or Memphis
RemoteFull Time
Attention Labs
Attention Labs: Building the engagement control layer for voice AI.
Applied machine learning experience with audio, speech, or signal-heavy models; production model ownership; PyTorch proficiency; and understanding of latency, memory, and model performance under load.
PyTorch
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1mo
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Staff Machine Learning Engineer
California or San Francisco or Mountain View
$167k-$251k/yr RemoteFull Time
Unity
UnityNYSE: U: Provides software for creating real-time 3D interactive content.
5+ YOE5+ years in software/ML engineering with on-device or performance-critical systems; production deployment of transformer/diffusion models on-device; experience with inference runtimes, quantization, operator fusion, and GPU/compute APIs; strong Python; communication and mentoring skills.
WebGPU, WebNN, WGSL, Metal, Vulkan, SPIR-V, CUDA, ONNX Runtime Web, ONNX Runtime, Transformers.js, WebLLM, TensorFlow.js, CoreML, TFLite, ExecuTorch, Chrome, Dawn, PIX, Instruments, Snapdragon Profiler, Nsight, RenderDoc, Python, TypeScript, JavaScript, MLIR, TVM, IREE, XLA, C++, Objective-C, Swift
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1mo
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Principal Physics Programmer, C++ (Modeling & Simulation)
San Francisco, California, United States
HybridFull Time
Code Metal
Code Metal: Verifiable AI-powered code translation for mission-critical industries.
8+ YOE8+ years professional C++ development building performance-critical real-time systems; experience with game-engine or engine-level systems, data-oriented design, concurrency, profiling, and optimization; eligibility for Secret clearance.
C++, SIMD, GPU, HLA, DIS, AFSIM
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2mo
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Software Engineer
San Francisco or Seattle
$140k-$235k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provider of e-signature and intelligent agreement management software.
5+ YOE5+ years building distributed systems and scalable backend services; production ML model deployment; Python plus a strongly-typed language; container orchestration, messaging systems, and high-performance database design; BS/MS in CS preferred.
Python, Java, Go, C#, Kubernetes, Kafka, Temporal, Ray, Spark, Azure, GCP
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1mo
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Software Engineer - ML Model Training
Livingston or New York City or San Francisco or Sunnyvale or Bellevue
$182k-$242k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Specialized cloud infrastructure provider for high-performance AI workloads.
Experienced front-end engineer with strong JavaScript/TypeScript and React skills, visualization and performance engineering experience for large datasets, familiarity with Canvas/WebGL or charting libraries, and strong communication and collaboration skills. Export-control eligibility (US person or eligible) required.
JavaScript, TypeScript, React, Canvas, WebGL, React-vis, uPlot
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2mo
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Product Manager, Claude Code Model Performance
San Francisco or Seattle
$305k-$460k/yr HybridFull Time
Anthropic
Anthropic: Developing safe and reliable artificial intelligence systems.
2+ YOE2+ years product management or equivalent engineering experience; experience building agentic evals; deep grasp of AI, model behavior, and evaluation; daily Claude Code user; Bachelor's degree or equivalent.
Claude Code, SWE-bench
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2mo
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Technical Support Engineer
San Francisco or New York City or London or Sydney
$90k-$125k/yr OnsiteFull Time
Sigma Computing
Sigma Computing: Cloud-native analytics platform featuring a spreadsheet-style interface.
2+ YOEBachelor's in a technical field required, 2+ years in a customer-facing technical role, strong SQL proficiency and query performance troubleshooting, data modeling and visualization skills, experience supporting cloud services preferred.
SQL, Snowflake, Redshift, BigQuery, GCP, AWS, Python
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