Principal Software Engineer Jobs in California
668 open Principal Software Engineer jobs in California at 147 companies, including NVIDIA, Amazon and Snap. Updated daily from company career pages.
NVIDIA
NVIDIA is a computing platform company operating at the intersection of graphics, HPC, and AI.
- Distinguished Engineer - Dynamo US, California (Remote) · $320,000 - $488,750 USD
- Software and System Architect US, California (Remote) · $124,000 - $241,500 USD
- Senior Software and System Architect US, California (Remote) · $152,000 - $356,500 USD
- Principal Software Engineer, Rack-Scale System Software — CSP Engagements US, California (Remote) · $272,000 - $431,250 USD
- Distinguished Engineer, AI Safety and Security Engineering US, California (Remote) · $320,000 - $488,750 USD
8 more open roles at NVIDIA
Amazon
Amazon is an e-commerce website for consumers, sellers, and content creators.
- Sr. Phased Array RF Front End Architect, Payload Architecture Team San Diego, California · $159,200.00 - $215,300.00 USD
- Principal Applied Scientist, CX Science Santa Clara, California · $228,700 - $309,400 USD
- Principal Applied Scientist- Agentic RL , Kiro Santa Clara, California · $309,400.00 - $309,400.00 USD
- Principal Applied Scientist, Ads Optimization, Full Funnel Agentic Intelligence and Models Palo Alto, California · $198,900.00 - $309,400.00 USD
- Principal Applied Scientist, Music Catalog and Search, Amazon Music Search and Catalog San Francisco, California · $228,700.00 - $309,400.00 USD
3 more open roles at Amazon
Snap
Snap operates as a privately-owned global camera company focusing on multinational technology and social media.
- Principal Machine Learning Engineer, Platform Integrity Engineering, Level 7 Los Angeles, California · $276,000 - $414,000 USD
- Senior Principal Software Engineer, Ads Quality Palo Alto, California · $334,000-$500,000 USD
- Principal Machine Learning Engineer, Signals and Measurement Los Angeles, California · $276,000 - $414,000 USD
- Principal Software Engineer Los Angeles, California · $276,000 - $414,000 USD
- Principal Software Engineer, Ads Platform Palo Alto, California · $276,000-$414,000 USD
2 more open roles at Snap
Mastercard
Mastercard is a technology company in the payments industry.
Cisco
Cisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products.
- Principal Machine Learning Engineer, AISWP (Hybrid) San Jose, California · $296,300.00 - $431,000.00
- Distinguished Machine Learning Engineer, AISWP (Hybrid) San Jose, California · $342,700.00 - $498,400.00
- Principal Software Engineer – Application Security & AI Trust Architecture San Jose, California · $233,900.00 - $330,400.00 USD
- Principal Software Engineer San Jose, California · $250,600 - $416,900 USD
- Principal Software Engineer San Jose, California
5 more open roles at Cisco
Salesforce
Datorama is a marketing intelligence platform that transforms the way marketers optimize their marketing performance.
Oracle
- Senior Principal Data Center Delivery Technical PM Deployment & Integration (AI Infrastructure / GPU) Los Angeles, California · $126,200 - $264,100 USD
- Principal Software Developer 4 Santa Clara, California · $114,600 - $234,600 USD
- Lead Principal Advanced Services Engineer San Francisco, California · $103,000 - $264,100 USD
- Lead Principal Application Software Engineer Pleasanton, California · $104,600 - $264,100 USD
- Principal Software Engineer, Platform Santa Clara, California · $104,500 - $234,600 USD
54 more open roles at Oracle
Pinterest
Pinterest is a visual bookmarking tool for saving and discovering creative ideas.
- Principal Engineer, Shopping & Delivery Infra San Francisco, California · $242,634 - $499,541 USD
- Principal Engineer, AI Platform San Francisco, California · $242,634 - $499,541 USD
- Principal Engineer, Big Data Platform San Francisco, California · $242,634 - $499,541 USD
- Principal Engineer, Indexing & Retrieval Infrastructure Palo Alto, California · $285,452 - $449,541 USD
- Principal Machine Learning Engineer, Ads Delivery Palo Alto, California · $314,580 - $550,515 USD
eBay
eBay is an online marketplace that connects a global network of buyers and sellers.
Autodesk
Autodesk develops 3D design software for use in the architecture, engineering, construction, and media industries.
Palo Alto Networks
- Principal Engineer Software (Threat Data Platform) San Francisco, California · $156,400.00 - $253,000.00 USD
- Distinguished Engineer - Endpoint Access Agents Headquarters, California · $248,700.00 - $341,250.00/yr
- Senior Principal Engineer Test Headquarters, California · $159,100.00 - $257,400.00 USD
- Principal Software Automation Networking/ Test Engineer (Prisma Access) Headquarters, California · $156,400.00 - $253,000.00 USD
- Principal Software Engineer (Mobility/Network Security) Headquarters, California · $156,400.00 - $253,000.00/yr
85 more open roles at Palo Alto Networks
Okta
Okta is a management platform that secures critical resources from cloud to ground for workforce and customers.
Anthropic
Anthropic is an AI safety and research company that focuses on increasing the safety of large-scale AI systems.
- Applied AI Architect, Beneficial Deployments (Life Sciences Community & Enablement) San Francisco, California · $275,000 - $315,000 USD
- Applied AI Architect, International Policy San Francisco, California · $240,000 - $315,000 USD
- Applied AI Architect, Cyber San Francisco, California · $240,000 - $315,000 USD
- Applied AI Architect, Startups San Francisco, California · $240,000 - $315,000 USD
- Applied AI Architect, Strategic Enterprise Tech San Francisco, California · $240,000 - $315,000 USD
3 more open roles at Anthropic
Atlassian
10 more open roles at Atlassian
Riot Games
Riot Games is a global company that develops online games.
6 more open roles at Riot Games
Hewlett Packard Enterprise
Hewlett Packard Enterprise is an edge-to-cloud company that uses comprehensive solutions to accelerate business outcomes.
- Principal Presales, Consulting Systems Engineer All, California · $203,000 - $420,000 USD
- Principal Software Engineer, Embedded (RIS) Sunnyvale, California · $172,000 - $349,000 USD
- Principal AI and Machine Learning Engineer Sunnyvale, California · $172,000 - $349,000 USD
- Senior Principal Solution Test & Automation Engineer - Customer Engagement Sunnyvale, California · $183,000 - $370,500 USD
- Principal Software Engineer SD-WAN San Jose, California · $155,500 - $315,000 USD
11 more open roles at Hewlett Packard Enterprise
Zscaler
Zscaler is a global cloud-based information security company that enables secure digital transformation for mobile and cloud.
- Principal Software Development Engineer (Microservices) Santa Clara, California · $185,500 - $265,000 USD
- Principal System and Solution Test Engineer Santa Clara, California · $185,500 - $265,000 USD
- Architect, Software Development (Layer 7 Security & Proxy) San Jose, California · $217,000 - $310,000 USD
- Principal Software Development Engineer (Control-Plane) San Jose, California · $185,500 - $265,000 USD
- Principal Software Engineer (C / Networking / Dataplane) San Jose, California · $185,500 - $265,000 USD
4 more open roles at Zscaler
General Motors
General Motors manufactures, markets, and distributes vehicles and vehicle parts.
- Principal Software Engineer - Build System Modernization Mountain View, California (Remote) · $201,000 - $400,000 USD
- Principal Software Engineer- Test System Modernization Mountain View, California (Remote) · $238,700 - $365,700 USD
- Principal Software Engineer - Virtualization Mountain View, California (Remote) · $171,150 - $288,500 USD
- Principal Software Engineer – Core OS, Vehicle Compute Mountain View, California · $216,400 - $450,400
- Principal Software Engineer - Vehicle AI Mountain View, California · $238,700 - $365,700 USD
10 more open roles at General Motors
Oura
Oura is a health technology company that makes and designs wellness wearable rings to track and improve sleep and performance.
Updated 2026-10-11.