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824 principal engineer jobs at 257 companies in San Rafael, CA

3mo
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Principal Engineer, Identity Data Security and Trust
Menlo Park, California, United States
$264k-$380k/yr OnsiteFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based platform for data storage, processing, and analytics.
12+ YOE12+ years software engineering; 5+ years as principal/architect; security, DLP, cloud infra.
Java, Go, C++, AWS, GCP, Azure, TLS, HTTP, DNS
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2mo
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Principal Engineer, Hardware
South San Francisco or Atlanta
$275k-$350k/yr OnsiteFull Time
AeroVect
AeroVect: Develops autonomous driving software for airport logistics vehicles.
15+ YOE15+ years hardware engineering, system-level ownership, DFM/supplier qualification, field reliability, ISO 26262 familiarity preferred.
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1w
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Principal Engineer - Land
Walnut Creek, California, United States
$150k-$190k/yr HybridFull Time
Fugro
FugroEuronext Amsterdam: FUR: Provides geotechnical, survey, and geoscience data for infrastructure and energy.
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
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3mo
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Principal Engineer
San Francisco, California, United States
$285k-$315k/yr HybridFull Time
Ironclad
Ironclad: AI platform for digital contract lifecycle management
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
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2w
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Transportation Principal Engineer
Walnut Creek, California, United States
$180k-$260k/yr HybridFull Time
CONSOR Engineers
CONSOR Engineers: Provider of infrastructure engineering and construction management services.
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
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1mo
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Sr Principal Engineer Manufacturing
Sunnyvale, California, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
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.
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1d
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Principal Engineer - AI Engineering
Concord or Charlotte or San Francisco
$159k-$305k/yr OnsiteFull Time
Wells Fargo
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
7+ YOERequires 7+ years engineering experience, 5+ years programming, infrastructure as code, cloud, and automation experience, plus 2+ years designing AI, generative AI, or agentic automation solutions.
GCP Vertex AI, Azure Machine Learning, Kubernetes, OpenShift Container Platform (OCP), Google Kubernetes Engine (GKE), Python, Java, Shell scripting, Terraform, Crossplane, Ansible, Harness CD, GitHub Actions, Playwright, Model Development Lifecycle (MDLC), MLOps, Generative AI, Retrieval-Augmented Generation (RAG), Large Language Models, vector databases, prompt engineering, Model Context Protocol (MCP), LangGraph, CrewAI, Microsoft AutoGen, LangChain, Chainlit, SQL, TensorFlow, PyTorch
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2mo
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Principal Environmental Engineer
San Diego or Concord or Knoxville or Denver or Norfolk or Canton
$175k-$225k/yr RemoteFull Time
APTIM
APTIM: Provides environmental, resilience, and infrastructure engineering solutions.
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.
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1mo
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Principal Engineer, Online Systems
San Francisco or Palo Alto
$285k-$500k/yr HybridFull Time
Pinterest
PinterestNYSE: PINS: Visual discovery engine for finding and saving ideas.
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
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3w
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Principal Engineer, Embedded Vehicle Software
Sunnyvale, California, United States
$348k-$458k/yr HybridFull Time
Wayve
Wayve: Develops end-to-end artificial intelligence for autonomous driving systems.
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
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3w
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Senior Principal Engineer
San Francisco, California, United States
$202k-$318k/yr HybridFull Time
Atlassian
AtlassianNASDAQ: TEAM: Develops software for team collaboration and project management.
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.
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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
Clearway Energy
Clearway EnergyNYSE: CWEN: Develops and operates utility-scale renewable energy power plants.
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
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2w
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Principal Engineer, Cloud Capacity Planning
Sunnyvale, California, United States
$307k-$427k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
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
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6d
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Principal Engineer - Supply Chain Planning
United States or Palo Alto
$1-$50/yr RemoteFull Time
Quince
Quince: Sells high-quality apparel and home goods at accessible prices.
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
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3mo
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Principal Mechanical Engineer - Instruments
Orange or Sunnyvale
$220k-$330k/yr OnsiteFull Time
Intuitive
IntuitiveNASDAQ: ISRG: Robotic-assisted systems for minimally invasive surgery.
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
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1mo
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Sr Principal Engineer Manufacturing
Sunnyvale, California, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEBachelor's in STEM with 8 years (or Master's with 6 years), US citizenship, experience reading engineering drawings, continuous improvement, technical writing, and supporting multiple production shifts.
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4w
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Senior Principal Optoelectronics Engineer
Fremont, California, United States
$166k-$230k/yr OnsiteFull Time
Coherent
CoherentNYSE: COHR: Manufactures lasers, engineered materials, and optical networking components.
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.
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1mo
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Senior Associate Principal Engineer
Union City, California, United States
$155k-$175k/yr OnsiteFull Time
Southland Industries
Southland Industries: National expert in mechanical, electrical, and plumbing building systems.
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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1mo
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Senior Principal Mechanical Engineer
Sunnyvale, California, United States
$154k-$311k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
12+ YOEBS in Mechanical Engineering, 12+ years electromechanical product development experience; hands-on mechanical architecture, chassis and system packaging, CAD, tolerance/GD&T, FEA, ECAD-MCAD, manufacturability, reliability, and cross-functional technical leadership.
SolidWorks, EPDM, FEA, ECAD-MCAD, IDF
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1mo
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Senior Principal Mechanical Engineer
Sunnyvale, California, United States
$154k-$311k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
12+ YOEBS in Mechanical Engineering, 12+ years electromechanical product development experience; expert mechanical architecture, chassis and packaging design, CAD/SolidWorks, GD&T, tolerance analysis, FEA, ECAD-MCAD integration; leadership and mentoring experience.
SolidWorks, EPDM, PLM, FEA, ECAD-MCAD, IDF, GD&T
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