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163 principal security engineer jobs at 61 companies in Berkeley, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2w
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Principal Security Engineer
San Francisco or California
$319k-$479k/yr RemoteFull Time
Block
BlockNYSE: XYZ: Creates financial tools for businesses and individuals.
10+ YOE10+ years developing production software, 5+ years focused on scaling security practices, technical leadership at principal level, strong system design, security expertise, and ability to write production-quality security automation code.
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2mo
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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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1mo
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Principal Security Engineer
San Francisco or Denver or New York City
$240k-$310k/yr OnsiteFull Time
Candid Health
Candid Health: Automates medical billing and revenue cycle management for healthcare providers.
10+ YOE10+ years security engineering experience; architecting secure systems, threat modeling, infra-as-code, and translating HIPAA/SOC2/PCI/HITRUST into engineering requirements; strong technical leadership and communication.
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1w
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Principal Security Engineer
Redmond or Mountain View or Hillsboro or Austin or Raleigh
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
6+ YOEBachelor's degree and 6+ years engineering experience with firmware/secure hardware design, strong coding in C/C++/Rust and familiarity with cryptography, secure boot, attestation, and debugging.
C, C++, C#, Java, JavaScript, Python, Rust, Real-Time Operating Systems (RTOS), PCIe, NVME, I3C, I2C, SPI
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1mo
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Security Principal Engineer
San Francisco, California, United States
$135k-$198k/yr RemoteFull Time
Levi Strauss & Co.
Levi Strauss & Co.NYSE: LEVI: Designs and sells denim jeans and casual lifestyle apparel.
10+ YOE10+ years software engineering experience, expert Python, cloud-native distributed systems, agentic AI and LLM orchestration, security operations and SIEM familiarity, IaC and CI/CD experience, platform architecture and governance skills.
Python, Semantic Kernel, LangChain, ADK, RAG, LLM, KQL, SPL, YARA-L, MITRE ATT&CK, SIEM, CI/CD, Microsoft Key Vault
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1mo
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Principal Offensive Security Engineer
Palo Alto, California, United States
$168k-$271k/yr OnsiteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
8+ YOE8+ years in Offensive Security/Red Teaming, cloud expertise (GCP/AWS/Azure), Kubernetes security, IaC/CI–CD security, and led pentests/red team ops.
Kubernetes, Container Security, IaC, CI/CD, Cloud Security
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3mo
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Principal Security Software Engineer, Application Security
San Mateo, California, United States
$326k-$385k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
8+ YOE8+ years in cybersecurity with a focus on application security, cryptography, and secure SDLC; ability to influence senior engineers and lead security initiatives.
Python, Golang, C#, Bash
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1mo
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Principal Infrastructure Security Engineer
San Francisco, California, United States
$280k-$330k/yr OnsiteFull Time
Crusoe
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
12+ YOE12+ years in infrastructure security or security architecture, hyperscale experience, mastery of identity/zero-trust (SPIRE/SPIFFE, OIDC, OAuth 2.0, mTLS), supply-chain and CI/CD security (GitLab), kernel/runtime tooling (eBPF, Falco), hardware security (BMC, TPM, Secure Boot), coding in Go/Python/Rust/C/C++.
SPIRE/SPIFFE, OIDC, OAuth 2.0, mTLS, GitLab, eBPF, Falco, Go, Python, Rust, C/C++, OVN, IPsec VPN, Vault-aaS, PAM, CMEK, BMC, TPM, Secure Boot, Okta, Google Workspace
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3w
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Principal Embedded Security Engineer
Sunnyvale, California, United States
$296k-$375k/yr HybridFull Time
Wayve
Wayve: Develops end-to-end artificial intelligence for autonomous driving systems.
Design and deliver security for internet-connected embedded devices, incorporate hardware-based security (HSM, TrustZone, Secure Boot), cryptography and PKI knowledge, system-level kernel/bootloader experience, and strong communication skills.
Python, C++, C, Go, QNX, Azure, GCP, TrustZone
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1w
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Principal / Staff Application Security Engineer
Bengaluru or Palo Alto
$210k-$270k/yr HybridFull Time
AiDash
AiDash: Satellite-first AI platform for utility and infrastructure resilience
8+ YOE8+ years security engineering with AppSec depth; hands-on LLM/GenAI security and AWS cloud security; experience with SAST/DAST/SCA, IaC policy-as-code, SBOM tooling, and compliance (SOC 2/ISO).
Semgrep, CodeQL, Snyk, Veracode, OPA/Rego, Checkov, Kyverno, tfsec, Interlynk, Anchore, Dependency-Track, Promptfoo, Garak, DeepEval, Giskard, Nightfall, Lakera Guard, Cyberhaven, Harmonic Security, Protect AI, NVIDIA NeMo Guardrails, CrowdStrike, SentinelOne, Defender, AWS, Kubernetes, SAST, DAST, SCA, SBOM, AIBOM, CSPM, CNAPP, SLSA
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3w
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Principal Embedded Security Engineer
Sunnyvale, California, United States
$296k-$375k/yr HybridFull Time
Wayve
Wayve: Develops AI software for autonomous vehicle navigation.
Design and deliver security systems for internet-connected embedded devices; incorporate hardware-based security (TrustZone, Secure Boot, HSMs); strong cryptography/PKI knowledge; system-level (kernel/bootloader) experience; proficiency in Python, C++, C, or Go.
Python, C++, C, Go, QNX, Azure, GCP, TrustZone, Secure Boot, Hardware Security Modules, Public Key Infrastructure
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1mo
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Principal Engineer, Firmware Security
San Jose or Longmont or Folsom
$161k-$318k/yr OnsiteFull Time
Micron Technology
Micron TechnologyNASDAQ: MU: Manufacturer of semiconductor memory and data storage products.
10+ YOEBachelor's degree, 10+ years security firmware experience, applied cryptography and post‑quantum expertise, proficiency in C and Python, experience with SoC/FPGA debugging, and knowledge of storage security standards.
C, Python, Rust, JTAG, FPGA, SoC, Caliptra
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2mo
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Principal, Security Engineer
San Jose, California, United States
$156k-$224k/yr OnsiteFull Time
Bloom Energy
Bloom EnergyNYSE: BE: Manufactures solid oxide fuel cell systems for onsite power.
8+ YOE8-10 years security experience with 3+ years in senior/architect role; strong security frameworks; cloud, zero trust, IAM, data security, endpoint, IoT; DevSecOps and product security; Bachelor's degree.
Firewalls, Intrusion Detection Systems, SIEM, SOAR, XDR, Email Security, DLP, CASB, CNAPP, Vulnerability Scanning, Threat Intelligence, Penetration Testing, AWS, Azure
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2mo
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Principal Cyber Security Engineer - Agentic Identity and Security
Santa Clara, California, United States
$240k-$380k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
15+ YOE15+ years in software/security/identity with hands-on engineering leadership; experience with container tech, cloud (AWS/Azure/GCP), identity standards (OAuth/OIDC/SCIM), and offensive security mindset.
Docker, containerd, AWS, Azure, GCP, OAuth 2.0, OAuth 2.1, OIDC, SCIM, mTLS, SPIFFE, MCP, AuthZen
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1w
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Principal Security Engineer
Livingston or New York or Sunnyvale or Bellevue or San Francisco
$275k-$330k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
10+ YOE10+ years in information security with security architecture experience; degree in CS or related; proficiency in Python/Golang; experience with SIEM, IDS/IPS, IAM, risk assessment, compliance (NIST/SOC2/ISO27001); CISSP/CISM/SABSA desirable.
Python, Golang, SIEM, IDS/IPS, IAM
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2mo
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Principal Cyber Security Engineer - Agentic Identity and Security
Santa Clara, California, United States
$240k-$380k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
15+ YOE15+ years in software/security engineering with leadership; strong backend, APIs, automation, and security expertise; experience with identity, container tech, cloud environments; knowledge of OAuth/OIDC, mTLS, SPIFFE, SCIM; able to prototype and deliver production systems.
Docker, containerd, AWS, Azure, GCP, OAuth 2.0, OIDC, SCIM, mTLS, SPIFFE, API, CLI, Terraform, Kubernetes, VPN, firewall
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1mo
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Principal Software Engineer, Platform Security
San Francisco, California, United States
$197k-$314k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
10+ YOE10+ years in software development; strong in databases, APIs, data pipelines; experience with large projects and security infrastructure.
API development, REST APIs, SDLC, AWS, GCP, Azure, Python, Ruby, Unix/Linux, Security infrastructure
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1mo
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Principal Engineer - Stablecoin
Jersey City or Seattle or Plano or San Francisco or Charlotte
$157k-$230k/yr HybridFull Time
Bank of America
Bank of AmericaNYSE: BAC: Provides global banking, investing, and financial risk management services.
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
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5d
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Principal Engineer — Product & Application Security
San Mateo, California, United States
$241k-$298k/yr HybridFull Time
Freshworks
FreshworksNASDAQ: FRSH: Provides cloud-based customer support and IT management software.
12+ YOE12+ years securing cloud-native multi-tenant SaaS, deep application/product security expertise, threat modeling, CI/CD security (SAST/DAST/SCA), coding ability in modern languages, and experience defining org-wide security standards.
Snyk, Snyk Code, Sonatype Nexus, Ruby, Java, Go, Python, JavaScript, TypeScript, Terraform, CloudFormation, Kubernetes, Claude, LangGraph, SAST, DAST, SCA, IaC, SBOM, CI/CD, SIEM, SSPM
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1w
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Lead Principal Firmware Engineer
Nashville or United States or San Francisco or Austin or Seattle
$146k-$306k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
10+ YOE10+ years firmware engineering experience; hands-on BIOS/BMC/UEFI firmware; knowledge of secure boot/TPM, server firmware stacks and standards; strong communication and cross-team leadership skills.
EDKII, OpenBMC, Redfish, IPMI, PLDM, UEFI, ACPI, PCIe
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