243 principal designer jobs at 88 companies in Lathrop, CA
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Principal Designer - Design Systems
San Jose, California, United States
$225k-$300k/yr HybridFull Time
12+ YOE12+ years leading design systems or platform design at scale, with exceptional product design craft, systems architecture expertise, accessibility knowledge, engineering partnership, leadership, and communication skills.
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Principal UX Designer, AWS Search, Security, Observability, & Governance
Santa Clara or Bellevue or New York
$164k-$244k/yr OnsiteFull Time
12+ YOE4+ Mgmt12+ years UX/product design experience with enterprise B2B products, design-systems expertise, technical fluency with production code (React/TypeScript/HTML/CSS/JS), and leadership/mentoring experience.
React, TypeScript, HTML, CSS, JavaScript, DesignBrain, Cursor, Claude Code, Kiro, OUI
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Product Designer Project Intern (TikTok-Design-UX) - 2026 Start (BS/MS)
San Jose, California, United States
OnsiteInternship
Pursuing BS/MS in design/HCI/interaction design/visual communication, available for ≥5 months, portfolio required, proficiency in Figma, strong communication and collaboration skills.
Figma, Principle, Adobe Creative Suite
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Sr Principal TIA Designer
Sunnyvale, California, United States
$180k-$257k/yr HybridFull Time
Requires extensive high-speed TIA design experience, analog and mixed-signal IC expertise in SiGe BiCMOS and CMOS, EDA and EM simulation proficiency, silicon delivery experience, and strong collaboration skills.
SiGe BiCMOS, CMOS, EDA, electromagnetic (EM) simulation tools, DSP
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Principal RF MMIC Designer (Richardson, TX, US, 75080)
Richardson or Dallas or San Jose or Boston
$148k-$193k/yr OnsiteFull Time
7+ YOEAdvanced MMIC design experience with III-V technologies (GaN, GaAs), EM and nonlinear simulation proficiency (ADS, HFSS, Microwave Office, Cadence, SONNET, Axiem, Momentum), and 7+ years experience (PhD) up to 12+ years (BS).
ADS, Microwave Office (MWO), SONNET, Axiem, Momentum, HFSS, Cadence
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Mechanical Principal
San Francisco or Walnut Creek
$160k-$200k/yr OnsiteFull Time
15+ YOEBachelor's degree in HVAC or mechanical engineering, 15+ years of building HVAC and piping design experience, project management, multidisciplinary leadership, Revit MEP proficiency, and advanced mechanical systems expertise.
Revit MEP, HVAC, MEP, FP, RFP, RFQ, UPS, HEPA, DX, QA/QC, CHW, HW, WSHP
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Principal Design Engineer
San Jose, California, United States
$176k-$298k/yr OnsiteFull Time
8+ YOE8+ years IC design experience, hands-on AI/LLM tool use, expertise in high-speed IO and physical/layout flows, ability to redesign workflows for AI, strong mentorship and technical leadership.
LLM-based assistants, RTL, BSIM, DDR4, DDR5, LPDDR5, LPDDR6, HBM3, HBM3E, HBM4, retrieval-augmented generation (RAG), EDA
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Principal Engineer - Digital ASIC Design
San Jose, California, United States
$70k-$163k/yr OnsiteFull Time
10+ YOE10+ years ASIC/FPGA digital design; SystemVerilog; Cadence/Synopsys front-end; PHY/Serdes knowledge; post-silicon validation; travel up to 25%.
System Verilog, Cadence Tools, Synopsys Tools, VCS, SpyGlass, Design Compiler, PrimeTime, Lab equipment
4d
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Principal Engineer - AI Engineering
Concord or Charlotte or San Francisco
$159k-$305k/yr OnsiteFull Time
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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Sr Principal Design Engineer
San Jose, California, United States
$154k-$286k/yr OnsiteFull Time
5+ YOEPhD EE with 5+ years or MS EE with 7+ years of mixed-signal design experience; strong knowledge of mixed-signal design, verification, Cadence flows, and communication skills.
Cadence, MATLAB, C, SystemVerilog, VerilogA, Perl, Python
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Principal Electrical Design Engineer
Fremont, California, United States
$114k-$196k/yr OnsiteFull Time
7+ YOEBachelor’s degree with 12+ years in optical transceiver electrical design; or Master’s with 10 years; PhD with 7 years; on-site, strong SI/PI and high-speed design experience.
PCB design, SPICE, signal integrity, power integrity, EMI, high-speed signaling
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Principal Applications Engineer
Austin or San Jose or San Diego
OnsiteFull Time
12+ YOEBachelor's degree in Electrical/Electronic Engineering; 12+ years hardware design or applications engineering; experience with high-speed SerDes, Ethernet, PCIe, DP/USB; strong SI/PI; hands-on lab skills.
Oscilloscopes, TDR, VNA, BERT, Protocol Analyzers, Logic Analyzers, S-parameter analysis, Eye/Jitter simulations
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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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Principal Software Engineer
Santa Clara, California, United States
$221k-$387k/yr OnsiteFull Time
15+ YOE15+ years engineering experience; strong system design and architecture for large-scale distributed systems; technical depth in Java or Python; experience with AI-powered products, observability, and enterprise platforms; mentoring and cross-team influence.
Java, Python, ServiceNow Platform
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Principal Engineer – Oxide Semiconductor Materials
San Jose, California, United States
$158k-$210k/yr OnsiteFull Time
Ph.D. in materials science, physics, electrical engineering, or related field; expertise in oxide semiconductors or related devices; hands-on UHV deposition and film characterization experience; nanofabrication and device design knowledge.
Ultra-High Vacuum (UHV), XRD, XPS, XRF, Raman spectroscopy, magnetometry, AFM
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Principal System Architect - Instrument
Fremont, California, United States
$206k-$258k/yr OnsiteFull Time
8+ YOELead architecture for flow cytometry instruments; 8+ years in analytical instrumentation; cross‑functional leadership; experience with Class I–III devices and design controls.
CFD, MATLAB, Python, Flow cytometry, Reliability engineering methods, FMEA
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Senior Principal Software Engineer
Seattle or Santa Clara or United States
$135k-$306k/yr OnsiteFull Time
10+ YOE10+ years engineering experience; design and implement large-scale validation frameworks for distributed databases; root cause analysis; cross-team collaboration and technical leadership.
Oracle Cloud Infrastructure (OCI), Oracle Database
3w
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Senior Principal Engineer- SoC/Chip Lead
San Jose, California, United States
$230k-$300k/yr HybridFull Time
20+ YOE20+ years semiconductor experience; proven SoC/chip lead ownership across architecture, integration, and silicon; expertise in RTL, verification, physical design, DFT, STA, low-power, and silicon bring-up; strong leadership and communication.
UALink, Ethernet
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Senior Principal, Design Engineering, Power Design
San Jose, California, United States
$182k-$319k/yr OnsiteFull Time
10+ YOE10+ years industry experience with 5+ years in power supply design; expertise in high-power, low-noise, high-density board-level power, DC-DC conversion, component selection, simulation and test; Bachelor’s in EE (Master’s preferred).
Spice, LTspice, TI WorkBench, Cadence Allegro, DxDesigner
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Sr. Principal SoC Architect (AI2501)
San Jose, California, United States
$231k-$358k/yr OnsiteFull Time
20+ YOEMS or PhD in EE/CS, 20+ years developing hardware-focused products, 3+ years architecting and tape-out of complex ML SoCs, strong ML/math foundation, HW/SW co-design and industry/publication experience.
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