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1,280 senior staff engineer jobs at 442 companies in Fairfield, CA

3mo
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Senior Staff Engineer
New York City or San Francisco
$208k-$350k/yr HybridFull Time
Braze
BrazeNASDAQ: BRZE: Platform for personalized customer engagement and cross-channel messaging.
10+ YOE10+ years software engineering, multi-team technical leadership, strong Ruby on Rails and frontend (TypeScript/React), built foundational infrastructure, architectural judgment, mentoring, reliability focus.
Ruby, Ruby on Rails, TypeScript, React, MongoDB, Event-driven architectures, Distributed Systems, API Design
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Senior Staff Engineer
Sacramento, California, United States
$85k-$132k/yr OnsiteFull Time
Terracon
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
3+ YOEBachelor's degree in Engineering, 3–5 years experience, Master's preferred, valid driver’s license may be required, ability to obtain Engineer in Training (EIT).
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2mo
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Senior Staff Mechnical Design Engineer - Thermal Systems
Berkeley, California, United States
$170k-$223k/yr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
12+ YOESenior mechanical design engineer with 12+ years experience in mechanical design of equipment, fluid handling systems; strong modeling and cost-down skills; leadership in manufacturing environments.
First-principles modeling, Thermodynamics, Mechanical design, Prototype development, Product development, Manufacturing engineering
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1mo
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Senior Staff Engineer, Operational Excellence
Fremont, California, United States
$135k-$194k/yr OnsiteFull Time
Bloom Energy
Bloom EnergyNYSE: BE: Manufactures solid oxide fuel cell systems for onsite power.
10+ YOE10+ years in manufacturing/operations/industrial engineering; systems-level production experience; capacity planning and modeling skills; strong analytical, communication, and cross-functional influence abilities.
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Senior Staff Site Reliability Engineer
San Francisco, California, United States
$181k-$263k/yr OnsiteFull Time
LiveRamp
LiveRampNew York Stock Exchange: RAMP: Provides a platform for secure data collaboration and identity.
10+ YOESenior SRE with 10+ years in production engineering; Kubernetes, Terraform, Python/Go; globally distributed systems; CI/CD; FinOps; strong communication.
Terraform, Kubernetes, Python, Go, Jenkins, CircleCI, SingleStore, ScyllaDB, Cassandra, DynamoDB, AWS, GCP
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Sr. Staff Engineer
San Francisco, California, United States
$240k-$330k/yr HybridFull Time
Hinge Health
Hinge HealthNYSE: HNGE: Digital provider of musculoskeletal care and physical therapy
Proven senior IC experience owning architecture and technical strategy across multiple teams; expertise with modern web stacks, experimentation platforms, event-driven data systems, and cross-team leadership.
React, Next.js, Split.io, Statsig, Optimizely, Temporal
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Senior Staff Applied AI Engineer - Context Retrieval
Mountain View or San Francisco
$229k-$343k/yr HybridFull Time
Databricks
Databricks: A unified platform for data analytics and artificial intelligence.
10+ YOE10+ years software engineering; deep IR and retrieval systems experience; expertise in LLM-era retrieval and agentic systems; experience building 0→1 retrieval stacks and multi-source data retrieval.
BM25, Lucene, Elasticsearch, OpenSearch, FAISS, ScaNN, HNSW, embeddings, nDCG, MRR, Recall@K, RAG, Python, Java, SQL
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Senior Staff Security Engineer, AI
San Francisco, California, United States
$232k-$290k/yr HybridFull Time
Ripple
Ripple: Provides blockchain solutions for global payments and liquidity.
10+ YOE10+ years in security engineering; AI/ML security focus; cloud, container, IAM, API security; FinTech/regulatory familiarity.
AWS, GCP, Azure, Kubernetes, CI/CD, Container Security, IAM, API Security, LLM APIs
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Senior Staff Software Engineer, Machine Learning
San Francisco or Sunnyvale or Seattle
$243k-$357k/yr OnsiteFull Time
DoorDash
DoorDashNASDAQ: DASH: On-demand delivery platform connecting consumers with local merchants.
10+ YOE10+ years in ML with production experience; deep learning; fine-tuning LLMs; strong collaboration across teams; proficiency with AI tooling.
Python, Claude Code, TensorFlow, PyTorch, LLM fine-tuning, JSON/tool-calling
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Staff Platform Engineer
San Francisco or United States
HybridFull Time
Citizen Health
Citizen Health: AI-powered patient advocate and research platform for rare diseases.
8+ years software/infrastructure experience; senior IC/leadership in Platform/SRE/DevOps; cloud and Kubernetes expertise; IaC; CI/CD; security/compliance; strong communication.
Kubernetes, Terraform, Pulumi, GitHub Actions, ArgoCD, Spinnaker, Go, Python, TypeScript, AWS, GCP, Azure
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Senior Staff Network Engineer, Deployment
San Francisco or Seattle or Bellevue or Sunnyvale
$225k-$275k/yr OnsiteFull Time
Crusoe
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
12+ YOE12+ years in network engineering; hyperscale data center experience; leadership; Arista/Junos/NVIDIA/Mellanox; Python/Ansible; IaC/CI/CD; BGP/EVPN-VXLAN; Bachelor's degree in a technical field.
Python, Ansible, IaC, CI/CD, Arista EOS, Junos, NVIDIA/Mellanox, BGP, EVPN-VXLAN, LLDP, OTDR, light meters, packet captures
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Senior Staff Engineer - AI Data Path
Sacramento or California
HybridFull Time
DataDirect Networks
DataDirect Networks: High-performance storage and data management for AI and HPC.
12+ YOE12+ years in storage or distributed systems, expertise in NVMe/SSD/RDMA/GPU data paths, proficiency in Python or C/C++, experience optimizing latency-sensitive production systems.
NVIDIA NIXL, Infinia Data Intelligence Platform, NVIDIA GPUDirect Storage, RDMA, NVMe-over-Fabrics, PyTorch, TensorFlow, Python, C/C++, InfiniBand, NVMe, SSD
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Senior Staff Software Engineer
San Francisco, California, United States
$250k-$270k/yr HybridFull Time
Ironclad
Ironclad: AI platform for digital contract lifecycle management
7+ YOE7+ years of software experience; strong backend architecture; leadership; experience applying AI tooling; proven shipping of production-grade software; high quality and collaborative skills.
TypeScript, Node.js, PostgreSQL, Temporal, Docker, Kubernetes, Google Cloud Platform
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Senior Staff Data Engineer
San Francisco, California, United States
$225k-$290k/yr RemoteFull Time
Circle
CircleNYSE: CRCL: Digital currency issuer and blockchain financial infrastructure provider.
Extensive experience designing and operating scalable data platforms with focus on reliability, quality, and observability.
Python, Go, Airflow, BigQuery, dbt, Dataplex, Kubernetes
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Senior Staff Forward Deployed AI Engineer, Enterprise
New York or San Francisco
$288k-$360k/yr OnsiteFull Time
Scale AI
Scale AI: Provides data and infrastructure for training artificial intelligence models.
12+ YOE12+ years software engineering; production Python; cloud platforms; strong problem solving; excellent communication; LangChain, LlamaIndex, HuggingFace, OpenAI API experience; AWS/GCP/Azure.
Python, LangChain, LlamaIndex, HuggingFace, OpenAI API, AWS, GCP, Azure, Data pipelines, ETL
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2mo
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Deployed Software Engineer (Senior or Staff)
San Francisco, California, United States
$160k-$250k/yr RemoteFull Time
Fieldguide
Fieldguide: AI-native platform for automating audit and advisory workflows.
Senior or Staff level software engineer with experience shipping production code using modern web tech; strong collaboration with customers; remote-friendly with up to 25% travel.
TypeScript, React, Node.js, Python, GraphQL, AWS, PostgreSQL, Hasura
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2mo
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Staff Engineer - Knowledge Intelligence Pod
San Francisco or Singapore or United States or Europe or Asia
HybridFull Time
Multiplier Holdings
Multiplier Holdings: Acquires and scales professional services firms using AI software.
8+ YOE8+ years building software with staff-level technical leadership; strong full-stack systems, applied AI (LLMs, retrieval, extraction) experience preferred; production coding, architecture, mentoring, reliability, and observability focus.
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Senior Staff Engineer: 3D Reconstruction
South San Francisco, California, United States
$280k-$310k/yr OnsiteFull Time
Aechelon Technology
Aechelon Technology: Produces 3D simulator content and visual simulation systems.
7+ YOE7+ years designing software for 3D reconstruction from imagery; strong C/C++ and graphics API experience (OpenGL, Vulkan, Direct3D); experience leading teams; BS in Engineering/Computer Science required; experience with GPU computing, rendering engines, tools and geographic data is desired.
C, C++, OpenGL, Vulkan, Direct3D, Intrinsic Alchemy, OpenSceneGraph, Unreal, Unity, Source, OpenCL, CUDA, DirectCompute, Bugzilla, Jira, Perforce, Git, KML, Python
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Senior Technical Staff Engineer - Software
San Jose or Santa Rosa
$91k-$232k/yr OnsiteFull Time
Microchip Technology
Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.
15+ YOE15+ years developing embedded platform software; strong Linux kernel and driver experience, U-Boot and bootloader work, ARM board bring-up, networking protocols, proficient in C and shell scripting, strong debugging skills.
embedded Linux, Pre-loader, U-Boot, Linux kernel, GDB, Lauterbach, Yocto, C, shell scripts
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Sr. Staff Engineer - Cloud Engineering
Scottsdale or San Francisco or Chicago or New York City or Phoenix
$150k-$200k/yr HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
12+ YOEBachelor's-level technical background, ~12 years cloud/platform engineering experience with 4+ years hands-on AWS, Kubernetes, Terraform, observability, security/compliance (PCI-DSS/SOC2/FFIEC), and strong communication skills.
EC2, Lambda, S3, RDS, EKS, IAM, VPC, Terraform, AWS CloudFormation, Kubernetes, Docker, Linux, Prometheus, Grafana, ELK Stack, Splunk, AppDynamics, Python, C#, Ruby, Shell
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