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331 lead system engineer jobs at 197 companies in Petaluma, CA

1mo
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Lead Engine Cooling System Engineer
Novi or Charlotte or San Francisco or Los Angeles or New York City
$160k-$193k/yr OnsiteFull Time
Scout Motors
Scout Motors: Designs and manufactures all-electric rugged SUVs and trucks.
12+ YOEBachelor’s in mechanical engineering (Master's preferred), 12+ years engineering experience, 8 years thermal systems design, leadership experience, simulation and prototyping/testing skills, strong analytical and communication abilities.
CFD, 1D thermal-fluid models
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1w
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Lead Aveva PI system engineer
San Francisco, California, United States
$120k-$132k/yr RemoteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
10+ YOE10+ years PI system experience, pharma industry experience, PI client tools and SQL expertise, PI migrations, Windows and networking knowledge, bachelor's degree or equivalent experience.
Aveva PI, OSI Data Historian, PI Vision, DataLink, PI RtReports, PI-SDK, AF-SDK, .NET, SQL Server, Windows, Microsoft Word, Microsoft Excel
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3w
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Principal Engineer, Heat Transport System
Alameda or Albuquerque or Oak Ridge or United States
$175k-$218k/yr HybridFull Time
Kairos Power
Kairos Power: Developing fluoride salt-cooled nuclear reactors for clean energy.
10+ YOEM.S. in Mechanical/Nuclear Engineering and 10+ years designing power conversion or thermal systems; experience leading complex engineering projects, heat transport hardware deployment, systems engineering, and supplier oversight.
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2mo
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Lead AI Engineer
San Francisco, California, United States
$300k-$400k/yr HybridFull Time
Noon
Noon: A building AI-powered design tooling.
5+ YOE5+ yrs software engineering; 2+ yrs ML model training/deploy; NLP/LLMs; data pipelines; model optimizations; agentic AI systems; end-to-end ownership
NLP, LLMs, data pipelines, quantization, distillation, LoRA, pruning, agentic systems
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3mo
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Lead Audio Engineer
San Francisco, California, United States
$300k-$400k/yr HybridFull Time
Sabi
Sabi: Building noninvasive, wearable brain-computer interface technology.
10+ YOE10+ years audio engineering; owned multi-microphone voice system end-to-end; expert in voice DSP, beamforming, AEC, and wake-word; real-time DSP on constrained MCUs.
DSP, Audio Interfaces, Microphones, Speakers, Wake-word engines, AEC, Beamforming, Noise suppression, Class-D amplifiers
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2mo
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Lead Software Engineer - Platform Services
San Francisco or Palo Alto or Chicago or New York or Seattle or Indianapolis
$173k-$260k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
8+ YOESenior software engineer with 8+ years of experience in distributed systems, cloud platforms, and microservices; strong architecture and leadership skills.
AWS, Node.js, TypeScript, GraphQL, REST, Terraform, DynamoDB, Neo4j, Kafka, Kinesis, JWT, OAuth 2.0, OpenID Connect, Jest, Playwright, AI coding assistants, CI/CD, Cloud-native, Git
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Lead Engineer
San Mateo, California, United States
$207k-$258k/yr HybridFull Time
Xero
XeroASX: XRO: Cloud-based accounting software for small businesses and advisors.
Experienced backend engineer with strong OOP and system-design skills, expertise building distributed high-throughput APIs, on-call/operational maturity, CI/CD-driven releases, and payments/fintech experience preferred.
C#, Java, Go
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2w
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Lead Machine Learning Engineer
Toronto or Montreal or San Francisco
HybridFull Time
Saris AI
Saris AI: Automates banking back-office workflows using autonomous AI agents.
8+ YOE8+ years ML/AI engineering with technical lead experience, productionizing LLM/agent systems, monitoring and reliability, strong ML fundamentals, and people leadership.
LLMs, transformers, RAG, APIs
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AI Support Engineer Lead
Paris or San Francisco or New York City
€100k-€160k/yr OnsiteFull Time
Dust
Dust: Platform to build and deploy custom enterprise AI agents.
Build and run AI-powered support systems, lead and grow a support engineering function, investigate complex issues, and translate customer signal into product improvements.
Dust, Cursor, Claude Code, n8n, MacBook Pro, Linux
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Lead Communications Systems Engineer
El Segundo or San Diego or Los Angeles or Washington or San Francisco or Seattle or London
$110k-$240k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in STEM or equivalent, 10+ years in directional communications, RF systems and DSP expertise, algorithm development, data analysis, Python/MATLAB proficiency, systems engineering experience, and prior team leadership.
Python, MATLAB, C++, FPGAs, DSPs
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Software Engineer, Lead
San Francisco, California, United States
$200k-$300k/yr HybridFull Time
Marble
Marble: AI-powered tax assistant platform for accounting professionals.
10+ YOE10+ years engineering experience with team leadership; strong full-stack background in TypeScript, Node.js, and React; experience owning enterprise-grade systems; hiring and mentoring experience.
React, Remix (React Router), TypeScript, Node.js, Fastify, Postgres, Weaviate, AWS, Kubernetes, Terraform, Airflow, Grafana, OpenTelemetry
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2d
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Senior System Planning Advisor
New York or Chicago or West Palm Beach or Washington or Seattle or Austin or Dallas or Denver or San Francisco or Los Angeles
$128k-$228k/yr RemoteFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
10+ YOEBachelor's in electrical/power systems,10+ years power system/transmission planning experience,lead planning studies,client-facing advisory,knowledge of NERC/FERC and regional ISOs/RTOs.
PSS®E, PSLF, PowerWorld, ASPEN, CAPE, TSAT, PROMOD, PLEXOS, GridView, Uplan
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Lead Infrastructure Engineer
Montreal or New York City or Bangalore or San Francisco
OnsiteFull Time
AtoB
AtoB: Modernizing financial infrastructure and payments for the trucking industry.
8+ YOERequires 8–12 years of experience, deep Kubernetes expertise, scalable CI/CD experience, SQL skills, data engineering knowledge, cross-functional collaboration, and end-to-end systems ownership.
Kubernetes, Amazon EKS (EKS), Porter, CI/CD, SQL, Apache Iceberg, dbt, Coalesce, AWS Glue, Snowflake, Debezium, Estuary, PCI DSS, SOC 2
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Lead Systems Engineer, New Product Initiatives
Mountain View or San Francisco
$272k-$336k/yr HybridFull Time
Waymo
Waymo: Autonomous driving technology for ride-hailing and logistics.
10+ YOEBachelor's in engineering or equivalent,10+ years delivering integrated hardware/software systems,systems engineering fundamentals,requirements and verification experience,Python and SQL skills,technical leadership.
Python, SQL
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Lead Backend Engineer
San Francisco or Lehi or Plano
$138k-$216k/yr HybridFull Time
Collective Health
Collective Health: Cloud platform for managing employer-sponsored health benefits.
10+ YOE10+ years backend engineering experience with Java and Spring Cloud, microservices and integration platform experience (Mulesoft), AI tooling familiarity, cloud (AWS/GCP), SQL/PostgreSQL, system development, and strong communication and leadership skills.
Java, Spring Cloud, Mulesoft, GitHub Copilot, Cursor, WindSurf, AWS, GCP, SQL, PostgreSQL
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Lead Site Reliability Engineer
San Francisco, California, United States
$200k-$250k/yr OnsiteFull Time
Stuut
Stuut: Automates business accounts receivable and collections through AI agents.
7+ YOE7+ years in SRE/infrastructure or backend engineering. Experience with AWS, Kubernetes/EKS, Docker, observability, SLOs/SLIs, Python or TypeScript, CI/CD, and production-grade distributed systems.
Python, TypeScript, AWS, Kubernetes, EKS, Docker, FastAPI, Vue.js, PostgreSQL (RDS), CI/CD
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Lead Engineer - Product Catalog Team
United States or San Francisco
$112k-$186k/yr RemoteFull Time
Stitch Fix
Stitch FixNASDAQ: SFIX: Online personalized styling service and curated clothing delivery.
5+ YOE5+ years software engineering experience; building and operating large-scale production systems and data platforms; experience with catalog/product data, relational databases, cloud platforms, observability, automated testing, and cross-functional leadership.
Go, Java, Ruby, Python, Postgres, MySQL, AWS, GCP, Azure, Datadog
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2w
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Lead Test Engineer
San Francisco, California, United States
OnsiteFull Time
American Turbines
American Turbines: Building compact modular gas turbines for distributed power generation.
Experience testing high-energy rotating or combustion machinery, built or modified test stands, strong instrumentation and DAQ fundamentals, data reduction and scripting (Python), familiarity with high-pressure fuel systems and test safety.
DAQ, Python
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1w
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Senior Lead AI Engineer (MLXT)
McLean or San Francisco or Cambridge or San Jose or New York
$230k-$286k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's in CS/AI/EE/CE+6yrs or Master's+4yrs experience in AI/ML, 6+ years programming in Python/Go/Scala/Java, cloud AI deployment experience, leadership and systems engineering skills.
Python, Go, Scala, Java, C++, C#, Golang, AWS, Google Cloud, Azure
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3w
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Staff Systems Engineer
Berkeley, California, United States
$148k-$185k/yr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
7+ YOE7+ years systems engineering or technical lead experience in energy storage, automotive, aerospace, or power systems; expertise in electrical, thermal, controls, and electrochemical systems; requirements and risk management experience.
JAMA, Polarion, DOORs, Catia Magic
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