3mo
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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
3w
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Principal Security Engineer
Redmond or Mountain View or Hillsboro or Austin or Raleigh
$143k-$275k/yr HybridFull Time
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
2mo
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Principal Offensive Security Engineer
Palo Alto, California, United States
$168k-$271k/yr OnsiteFull Time
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
1mo
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Principal Embedded Security Engineer
Sunnyvale, California, United States
$296k-$375k/yr HybridFull Time
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
3w
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Principal / Staff Application Security Engineer
Bengaluru or Palo Alto
$210k-$270k/yr HybridFull Time
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
1mo
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Principal Embedded Security Engineer
Sunnyvale, California, United States
$296k-$375k/yr HybridFull Time
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
2d
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Senior Principal Engineer, Offensive Security (2026-345)
San Jose, California, United States
$190k-$240k/yr OnsiteFull Time
12+ YOEBachelor's in CS/CE/EE or related,12+ years offensive security experience,expertise in hardware/firmware/embedded/cloud or AD,proficiency in Python/C/C++/assembly,knowledge of MITRE ATT&CK,track record driving remediation.
Python, C, C++, Assembly, Azure, MITRE ATT&CK, PCIe, CXL, COSMOS
2w
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Principal Engineer — Product & Application Security
San Mateo, California, United States
$241k-$298k/yr HybridFull Time
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
1mo
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Principal Security Data Engineer, Infrastructure Security Engineering - DGX Cloud
Santa Clara or California or United States
$272k-$431k/yr OnsiteFull Time
15+ YOE15+ years building and operating production data pipelines/lakes at scale; production-grade coding (Python, Go, Scala, SQL); data modeling, distributed systems, and security-minded data handling; Bachelor's or equivalent experience.
Python, Go, Scala, SQL, OCSF, ECS, DCGM, Redfish, BMC, InfiniBand, SIEM, DGX Cloud, LLM
1mo
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Principal Enterprise Security Engineer
San Mateo, California, United States
$294k-$343k/yr HybridFull Time
9+ YOE9+ years of relevant experience; deep expertise in IAM, endpoint, network and SaaS security; familiarity with zero trust, threat modeling, SOC 2/ISO 27001; experience with Google Workspace, Okta, MDM, SSPM, and cloud-native environments.
Google Workspace, Okta, MDM, SSPM, ZTA, SOC 2, ISO 27001
2mo
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Sr. Principal Engineer
Fremont, California, United States
$179k-$257k/yr OnsiteFull Time
15+ YOESenior-level engineering position focused on network engineering and security; extensive hands-on experience with Cisco tech, WAN/LAN, and project leadership.
Cisco, VPN, SDWAN, Python, Ansible
2mo
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Principal Software Development Engineer
Seattle or Santa Clara or Austin or United States
$100k-$235k/yr OnsiteAll Commitments Available
10+ YOE10+ years in software engineering; leadership in design/architecture; distributed systems and security services; Linux/Unix knowledge; microservices; databases.
Linux, Unix, Distributed Systems, Security, KMS, HSMs
1mo
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Principal Software Engineer, Endpoint Platform
Milpitas or Vancouver
$240k-$250k/yr HybridFull Time
2+ YOEPrincipal-level systems software engineer with 2+ years principal experience; strong C++, Rust, or Go; deep OS internals and endpoint security knowledge; experience with EDR/XDR/DLP/PAM/PEDM, ETW/eBPF, AI-assisted development tools, and AI/agent architectures.
C++, Rust, Go, EDR, XDR, DLP, PAM/PEDM, ETW, eBPF, GitHub Copilot, Cursor, Claude Code, Windsurf, ChatGPT, CI/CD, MCP, LLM
3mo
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Principal Full Stack Developer
Santa Clara or San Jose
$117k-$222k/yr HybridFull Time
8+ YOE3+ Mgmt8+ years software development; 3+ years in principal/leadership; full-stack with Node.js and/or Java; cloud-native microservices; AWS/Azure; SQL; Docker/Kubernetes; Agile; security/compliance.
React, TypeScript, Node.js, Java, AWS, Azure, Docker, Kubernetes, SQL, APIs, CI/CD
2mo
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Principal Engineer, Software Development Engineering (Apps)
Milpitas, California, United States
$142k-$235k/yr HybridFull Time
7+ YOE7+ years software engineering, including architecture/leadership; strong Python; experience with AI/ML stacks; distributed systems; Kubernetes; on-prem and cloud; APIs; security.
Python, TypeScript, JavaScript, React, Go, Java, C++, LangGraph, LangChain, LlamaIndex, PyTorch, TensorFlow, Hugging Face, Kubernetes, Docker, PostgreSQL, MongoDB, Elasticsearch, Redis, Valkey, OAuth, OIDC, SSO, RBAC
2mo
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Principal Software Engineer (Platform Team)
Bastrop or Hawthorne or Palo Alto or Redmond or Brownsville or Sunnyvale
HybridFull Time
7+ YOE7+ years building and scaling production AI platforms; 9+ years in lieu of degree; design and operate large-scale AI/ML platforms; Docker/Kubernetes; security-minded.
Docker, Kubernetes, Multi-Cloud, Frontier Model Providers, Python, CI/CD, Security tooling
1w
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Sr. Principal Engineer/ Principal Engineer – Cloud Platform
San Jose, California, United States
HybridFull Time
15+ YOE15+ years software engineering with expertise in distributed systems, microservices, cloud platforms, containerization, databases, DevOps, security, and leadership; bachelor's or master's in CS/CE or equivalent.
AWS, EC2, ECS, EKS, Lambda, RDS, DynamoDB, Azure, GCP, Docker, Kubernetes, Helm, Java, Go, Python, C#, TypeScript, PostgreSQL, MySQL, MongoDB, Cassandra, Redis, Elasticsearch, Terraform, CloudFormation, Jenkins, GitLab CI, GitHub Actions, Prometheus, Grafana, ELK Stack, Kafka, Kinesis, OAuth 2.0/OIDC
2mo
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Senior Principal Engineer, Architecture ASIC / System
Toronto or Ottawa or Burlington or Irvine or Morrisville or Santa Clara or Westborough
$192k-$255k/yr OnsiteFull Time
14+ YOESenior architect with 14+ years in system architecture for SoC; expertise in interconnects, memory hierarchies, power management, security; strong technical leadership.
IP evaluation, IP block, SoC architecture
2mo
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Security Engineer, Principal Member of Technical Staff (CA, US, 95131)
San Jose, California, United States
$155k-$236k/yr OnsiteFull Time
10+ YOE10+ years in cybersecurity; incident response, network security, threat intel, vulnerability management; strong communication; onsite 5 days/week.
1mo
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Principal DevOps Engineer (AWS, GitLab)
Valencia or Santa Clara or Arden Hills
$107k-$203k/yr HybridFull Time, Contract
13+ YOEBachelor's in CS/engineering, 13+ years in DevOps/platform engineering, 6+ years with AWS; strong GitLab CI/CD, Terraform, Python, Bash, Kubernetes/EKS experience; experience with secure, compliant delivery and release engineering.
GitLab, GitLab CI/CD, Git, AWS, Terraform, Python, Bash, Kubernetes, Amazon EKS
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