825 principal engineer jobs at 274 companies in Larkspur, CA
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Principal Engineer, Identity Data Security and Trust
Menlo Park, California, United States
$264k-$380k/yr OnsiteFull Time
12+ YOE12+ years software engineering; 5+ years as principal/architect; security, DLP, cloud infra.
Java, Go, C++, AWS, GCP, Azure, TLS, HTTP, DNS
2mo
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Principal Engineer, Hardware
South San Francisco or Atlanta
$275k-$350k/yr OnsiteFull Time
15+ YOE15+ years hardware engineering, system-level ownership, DFM/supplier qualification, field reliability, ISO 26262 familiarity preferred.
6d
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Principal Engineer - Land
Walnut Creek, California, United States
$150k-$190k/yr HybridFull Time
15+ YOEBachelor’s in civil or geotechnical engineering required; 15+ years leading complex geotechnical projects; California PE and GE licenses required; advanced soil and rock mechanics knowledge and U.S. work authorization required.
Microsoft Office Suite, LinkedIn Learning
3mo
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Principal Engineer
San Francisco, California, United States
$285k-$315k/yr HybridFull Time
10+ YOE10+ years software experience; strong architecture leader; experience with large-scale distributed SaaS; AI product experience; cross-functional collaboration.
TypeScript, React, Node.js, Java, Docker, Kubernetes, Google Cloud Platform
1w
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Transportation Principal Engineer
Walnut Creek, California, United States
$180k-$260k/yr HybridFull Time
15+ YOEBachelor's degree in civil or structural engineering, 15 years of transportation engineering experience, Professional Engineer license, and AutoCAD and Civil3D proficiency.
AutoCAD, Civil3D
3w
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Sr Principal Engineer Manufacturing
Sunnyvale, California, United States
$129k-$194k/yr OnsiteFull Time
8+ YOEUS citizen with Bachelor's in STEM +8 years (or Master's +6) experience, engineering drawing interpretation, continuous improvement, technical writing, and process engineering for fabrication/welding/machining.
3d
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Principal Engineer, Human Factors
Malvern or Milpitas
$117k-$201k/yr HybridFull Time
8+ YOEBachelor’s degree in a relevant engineering or design field with 8 years’ experience, or 6 years with a master’s or 4 with a PhD; medical device human factors and usability engineering experience required.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SAP Product Lifecycle Management, ISO, FDA, ASTM
1mo
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Principal Environmental Engineer
San Diego or Concord or Knoxville or Denver or Norfolk or Canton
$175k-$225k/yr RemoteFull Time
15+ YOEMaster's in Environmental Engineering, PE license, 15+ years environmental engineering experience (DoD/CERCLA), leadership experience on federal remediation projects, ability to travel, strong verbal and written communication.
3d
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Principal Engineer, Human Factors
Malvern or Milpitas
$117k-$201k/yr HybridFull Time
8+ YOEBachelor's degree and 8 years of relevant experience, or 6 years with a master's or 4 with a PhD; human factors and usability engineering experience with medical devices or combination products required.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SAP Product Lifecycle Management, ISO, FDA, ASTM
3w
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Principal Engineer, Online Systems
San Francisco or Palo Alto
$285k-$500k/yr HybridFull Time
12+ YOE12+ years of software engineering experience with distributed systems expertise; proficiency in C++, Java, or Python; technical strategy and cross-functional leadership; bachelor's degree or equivalent experience.
C++, Java, Python, Kubernetes
2w
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Principal Engineer, Embedded Vehicle Software
Sunnyvale, California, United States
$348k-$458k/yr HybridFull Time
15+ YOE15+ years in software and systems engineering; expertise in embedded systems, C/C++, architecture, performance optimization, and production-scale systems; experience influencing large engineering organizations.
C++, C, Python, Rust, NVIDIA Drive, Orin, DriveOS, DriveWorks, AUTOSAR, NVIDIA, Qualcomm
3mo
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Principal Network Engineer
Austin or Milpitas
OnsiteFull Time
9+ YOE9+ years network engineering; 3+ years in AI/hyperscale datacenters; RDMA/InfiniBand; lossless networking; 400G/800G; BGP/OSPF; VXLAN; NetDevOps; scripting.
RDMA, ROCEv2, InfiniBand, BGP, OSPF, VXLAN, Terraform, Ansible, Python, Go, JSON, Broadcom, Arista, Cisco, Pensando
1w
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Principal BESS Engineer
Scottsdale or San Diego or San Francisco or Houston or Denver or Princeton
$140k-$195k/yr HybridFull Time
8+ YOERequires 8+ years in utility-scale BESS engineering, integration, development, and commissioning; knowledge of electrical, fire safety, interconnection, controls, and utility standards; Excel and Python skills.
Microsoft Excel, Python, TCP/IP, Modbus/TCP, Power Plant Controller, Energy Management Systems (EMS), Battery Management Systems (BMS), SCADA, UL, IEEE, National Electrical Code, NFPA, UL1973, UL9540/A
3w
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Senior Principal Engineer
San Francisco, California, United States
$202k-$318k/yr HybridFull Time
12+ YOE12+ years technical leadership with end-to-end ownership; deep expertise building large-scale systems; hands-on coding; strong judgment on cost/scale; experience influencing leaders and defining technical direction.
2mo
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Principal Engineer - Stablecoin
Jersey City or Seattle or Plano or San Francisco or Charlotte
$157k-$230k/yr HybridFull Time
Experience designing and building secure, scalable financial blockchain apps and smart contracts; multi-cloud, multi-region; cloud providers (AWS, GCP, Azure); web3 protocols; Solidity/Rust; cryptography; DeFi; code reviews and security analysis; integration with external systems.
Solidity, Rust, Web3, Truffle, Hardhat, Remix, Web3.js, Ethers.js, Terraform, AWS, GCP, Azure
1w
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Principal Engineer, Cloud Capacity Planning
Sunnyvale, California, United States
$307k-$427k/yr OnsiteFull Time
15+ YOEBachelor's degree or equivalent practical experience, 15 years of software engineering experience, and experience delivering large-scale capacity planning, IaaS/PaaS, or fleet management systems.
IaaS, PaaS, TPUs, GPUs
2d
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Principal Engineer - Supply Chain Planning
United States or Palo Alto
$1-$50/yr RemoteFull Time
12+ YOERequires 12+ years of software engineering experience, 0-to-1 platform ownership, production ML/AI platform expertise, data systems and API skills, and strong stakeholder communication. Supply chain experience preferred.
AI, LLM, Google Meet, Zoom
2mo
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Principal Mechanical Engineer - Instruments
Orange or Sunnyvale
$220k-$330k/yr OnsiteFull Time
15+ YOEBachelor’s or Master’s in Engineering; 15+ years medical device exp; advanced mechanical instrument development; regulatory compliance; design leadership and mentorship.
Mechanical Engineering, Robotics, Medical Devices, Regulatory Compliance
3w
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Senior Principal Optoelectronics Engineer
Fremont, California, United States
$166k-$230k/yr OnsiteFull Time
5+ YOEMS/PhD in engineering or science plus 5+ years experience in semiconductor laser design and silicon photonics, NPI experience, cross-functional team management, strong problem solving and communication.
1mo
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Senior Associate Principal Engineer
Union City, California, United States
$155k-$175k/yr OnsiteFull Time
10+ YOEPE license required, Bachelor's in Mechanical Engineering, ~10+ years mechanical design/construction experience, HVAC/plumbing system design knowledge, Revit/CADD/Microsoft Excel skills, strong communication and public speaking.
Revit, CADD, Microsoft Excel
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