1mo
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Senior Security Researcher
Santa Clara, California, United States
$140k-$226k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years in offensive security or vulnerability research, experience with reverse engineering/fuzzing/exploit development, familiarity with penetration testing, strong OS/network/application security knowledge.
Large Language Models (LLMs), LLMs, Reinforcement Learning, RLHF, Supervised Fine-Tuning (SFT), AI agents, fuzzers
3w
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Principal Security Researcher
Redmond or San Francisco
$143k-$275k/yr HybridFull Time
3+ YOEPrincipal-level threat operations and research experience, strong incident response/threat hunting skills, experience with adversary simulation, Kusto/KQL proficiency, and ability to meet Microsoft security screening.
Microsoft Defender, Kusto, KQL, MITRE ATT&CK
2mo
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Security Researcher, Agentic AI Threats
San Francisco, California, United States
$293k-$405k/yr HybridFull Time
Strong security, systems, and software engineering skills; cloud, OS, containers, and CI/CD experience; ability to design security controls and run evaluations; collaborate with stakeholders.
Cloud, Containers, CI/CD, Operating Systems, Security Tools, Penetration Testing
3mo
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Offensive Hardware Security Researcher
Santa Clara, California, United States
$184k-$288k/yr OnsiteFull Time
6+ YOEBS/BA in CS/CE/EE or equivalent; 6+ years security experience; ARM/RISCV assembly, Verilog, C; SoC/ASIC knowledge; security code reviews; collaboration; side-channel/TEEs/microarchitectural attacks; symbolic execution or fuzzing; JTAG/IDA Pro/Ghidra; vulnerability-research track record.
ARM, RISCV, Verilog, C, JTAG, IDA Pro, Ghidra, ChipWhisperer, Symbolic Execution, Fuzzing
3mo
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Offensive Security Researcher, SEAR
Cupertino or United States
OnsiteFull Time
Security research experience, offensive security expertise, and strong AI/ML tool experience; vulnerability discovery and exploit development.
Python, C/C++, Swift, Objective-C, IDA, Ghidra, LLDB
2mo
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Sr. Threat Researcher
Sunnyvale, California, United States
$170k-$196k/yr OnsiteFull Time
5+ YOE5+ years in threat research or related field; strong MITRE ATT&CK knowledge; experience with security telemetry and threat hunting; excellent communication and collaboration.
MITRE ATT&CK, Security Telemetry, Detection Rules, Analytics Queries
3w
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Senior Product Quantitative Researcher, Cloud Security
Seattle or Sunnyvale
$159k-$231k/yr OnsiteFull Time
6+ YOEBachelor's or equivalent, 6+ years product research experience, proficiency in Python/R/MATLAB/C++/Java/Go and SQL, experience with GCP and BigQuery, strong statistics and communication skills.
Python, R, MATLAB, C++, Java, Go, SQL, Google Cloud Platform, BigQuery
1mo
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Nondestructive Evaluation Electromagnetics - Postdoctoral Researcher
Livermore, California, United States
$122k-$143k/yr OnsiteFull Time
PhD in a related field, ability to obtain DOE Q-level security clearance (U.S. citizenship required), experience in electromagnetics/microwave/x-ray imaging, experimental design, signal processing, ML, modeling, and publications.
COMSOL, ANSYS
1d
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Applied AI/ML Researcher - Vice President
Palo Alto, California, United States
$164k-$260k/yr OnsiteFull Time
5+ YOEAdvanced degree or equivalent,5+ years in software engineering or applied AI/ML research,proficiency in Python,cloud platforms (AWS/Azure/GCP),containers/Kubernetes,CI/CD,GenAI and secure/compliant deployments.
Python, AWS, Azure, GCP, Kubernetes, CI/CD
3mo
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Security Product Engineer
San Francisco, California, United States
OnsiteFull Time
3+ YOE3+ years software engineering; strong customer-facing skills; experience in application security or security research; Python proficiency; building integrations, APIs, and data pipelines; willing to travel to client sites.
Python, APIs, Data pipelines, Security tooling
1mo
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Security Engineer (Corporate IT)
Berkeley or London or United States
$346k-$930k/yr OnsiteFull Time
Build and own corporate IT security for a distributed research org; hands-on experience with endpoint management, IAM/Zero-Trust, email security, compliance (SOC 2/ISO 27001), and translating security requirements for researchers. Bachelor's degree or equivalent required.
MDM/EDR, CI/CD, Zero-Trust, multi-cloud, SOC 2, ISO 27001
3w
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AI-Native Security Agent Engineer
San Jose, California, United States
OnsiteFull Time
3+ YOE3+ years software engineering experience in security, networking or AI; proficiency in Go, Python or TypeScript; hands-on LLM/Agent development experience; strong communication and self-driven mindset.
Go, Python, TypeScript, OpenClaw, Hermes Agent, LLM Guard
3w
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Security Software Engineer Project Intern (Product Security) - 2026 Start (BS/MS)
San Jose, California, United States
OnsiteInternship
Pursuing a BS/MS in CS or STEM, security engineering knowledge (web, mobile, network, OS, crypto, cloud), coding experience in at least one listed language, and strong debugging/problem-solving skills.
JavaScript, Node JS, Go, Python, Java, C++, Rust, LLM, NLP
1mo
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Staff II - Application Security Engineer
Atlanta or Mountain View
$220k-$270k/yr HybridFull Time
12+ YOE12+ years application security experience; expertise in threat modeling, secure design and architecture for cloud-native systems; proficiency reading Java and C++; experience with code review, vulnerability research, and maturing security programs.
Java, C++, CodeQL
1mo
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Staff Product Security Engineer
San Francisco, California, United States
$180k-$248k/yr HybridFull Time
7+ YOE7+ years in information security with deep application/offensive research or AI/ML security, hands-on assessment of LLM-integrated and agentic systems, proficiency in multiple programming languages, threat modeling, manual code review, and strong communication.
Python, Go, Java, TypeScript, C, C++, SAST, DAST, SCA, fuzzing, OIDC, OAuth 2.0, SAML, CI/CD, LLM, MCP
1mo
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Product Security Analyst
Boston or Austin or Washington or Seattle or San Francisco
$120k-$155k/yr RemoteFull Time
3+ YOE3+ years security testing/vulnerability research on web/mobile apps, strong OWASP Top 10 knowledge, experience with Burp Suite and CVSS, ability to reproduce/validate findings and communicate technical impact in English.
Burp Suite, Common Vulnerability Scoring System (CVSS)
1mo
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Associate AI Security Resident
Washington or Pittsburgh or Santa Monica or Boston or San Francisco or United States
$90k-$177k/yr HybridFull Time, Temporary
1+ YOETechnical experience in security/software/firmware/hardware engineering, project leadership and management, proficiency in Python/Java/C/C++, threat modeling skills, MS Office fluency, strong written and verbal communication.
Python, Java, C/C++, Microsoft Office, CUDA, PyTorch, TensorFlow, Ray
2mo
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Head of Policy & Security Research Lab
San Francisco or Washington
$198k-$247k/yr OnsiteFull Time
6+ YOE6+ years of relevant experience; leadership in AI safety policy, research, and publications; strong written/verbal communication; team-building and mentoring; extensive exposure to frontier risk evaluations and government/led partnerships.
2w
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Security Officer - Research Center
Mountain View or Sunnyvale
$25/hr OnsiteFull Time, Part Time
0.5+ YOEState security license and 32hr BSIS training, six months security experience, high school diploma/GED, excellent customer service, basic phone and computer skills, authorized to work in the U.S.
3w
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Senior/Principal R&D Digital Systems Security, Hybrid
Albuquerque or Livermore
$140k-$281k/yr HybridFull Time
5+ YOEBachelor's plus 5 years relevant experience (or equivalent), ability to obtain DOE Q-level clearance, expertise in hardware/software security, formal methods, and familiarity with secure-system design and verification.
RocQ, Lean, C, C++, Java, Python, Rust, Assembly, ASIC, FPGA, NIST, CNSS
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