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148 security researcher jobs at 80 companies in Daly City, CA

1mo
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Security Researcher
San Francisco or Israel
OnsiteFull Time
Pi Security
Pi Security: Private cybersecurity startup providing an agentic product security platform that helps organizations detect, fix, and prevent vulnerabilities.
8+ YOE8+ years in security research or applied security engineering, startup/0→1 experience, research-to-product track record, strong programming (Python/Go/TypeScript), LLM fluency, experiment and benchmark design, and US or Israel work authorization.
Python, Go, TypeScript, LLMs, AWS, GCP
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6d
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Security Researcher
New York City or San Francisco
OnsiteFull Time
Strix
Strix: Private U.S. cybersecurity providing autonomous AI penetration testing for applications, APIs, code, cloud, and infrastructure.
3+ YOE3+ years of hands-on offensive security experience, deep web application security and exploitation expertise, and Python or similar programming experience. CVEs, research, CTFs, or bug bounty experience preferred.
Python
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2mo
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Senior Security Researcher
Santa Clara, California, United States
$140k-$226k/yr OnsiteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Global cybersecurity platform providing network, cloud, and AI-driven security solutions.
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
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1w
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Senior Staff Security Researcher
Sunnyvale or California
HybridFull Time
Reach Security
Reach Security: AI-native cybersecurity helping organizations identify, prioritize, and remediate security-control gaps across their existing tools.
10+ YOE10+ years in information security or engineering and 5+ years in offensive security, research, detection engineering, red teaming, or vulnerability research; requires attack analysis, software engineering, tooling, and technical communication skills.
FSA, HSA
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3mo
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Security Researcher, Agentic AI Threats
San Francisco, California, United States
$293k-$405k/yr HybridFull Time
OpenAI
OpenAI: AI research and deployment focused on beneficial AGI.
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
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2d
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AI Security Researcher
London or San Francisco
$214k-$280k/yr HybridFull Time
Apollo Research
Apollo Research: AI safety organization evaluating frontier models for AI labs and developing tools to detect and mitigate scheming.
5+ YOERequires 5+ years of hands-on security experience, offensive security, threat modeling, code and infrastructure literacy, engineering mindset, strong writing, and comfort with ambiguity; AI/ML security experience is preferred.
AI agents, Watcher, LLM
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2mo
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Offensive Hardware Security Researcher
Santa Clara, California, United States
$184k-$357k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Computing platform for AI and accelerated graphics.
6+ YOEBachelor's degree in computer science, computer engineering, or electrical engineering; 6+ years in security; ARM/RISC-V assembly, Verilog, low-level C, SoC/ASIC architecture, and offensive hardware security expertise.
ARM, RISC-V, Verilog, C, SDL, JTAG, ChipWhisperer, IDA Pro, Ghidra, Symbolic Execution, TrustZone, SE, Confidential Computing
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1mo
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Firmware Security Researcher, SEAR
Cupertino, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designing and manufacturing consumer electronics, software, and digital services.
Research and secure firmware and constrained compute environments, collaborate across hardware/software/privacy/design teams, and contribute to system security for Apple products.
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3w
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Security Researcher (Detection Systems)
Sunnyvale, California, United States
$150k-$250k/yr OnsiteFull Time
Cylake
Cylake: A complete, AI-native, data-driven cybersecurity platform that doesn’t depend on the public cloud.
5+ YOE5+ years building large-scale threat analysis or detection solutions, or a relevant Ph.D.; expertise in threat hunting, malware, vulnerability analysis, reverse engineering, or offensive security; strong Python proficiency.
Python, C, C++, Rust, Go, MITRE ATT&CK, EDR, XDR, SOC, IDS, IPS, LLMs
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1mo
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Principal Researcher – Technology & Security-Adjacent Systems
San Jose, California, United States
RemotePart Time, Contract
Straits Meridian Capital Office
Straits Meridian Capital Office: Private research-driven capital platform allocating long-term investment capital across global industrial, infrastructure, technology, and geopolitical systems.
2+ YOE2+ years research/analytical experience; strong knowledge of technology policy, cybersecurity or semiconductor sectors; familiarity with export controls and trade regulation; ability to interpret technical and policy documents and produce clear written analysis.
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2d
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UX Researcher, Privacy, Safety and Security
New York City or San Francisco
$109k-$155k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOG, GOOGL: Global technology specializing in internet-related services and products.
1+ YOEBachelor's degree or equivalent practical experience, 1+ year of UX research design experience, and experience with usability studies, contextual inquiries, interviews, surveys, or unmoderated research.
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2w
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Staff+ Researcher, Cybersecurity Products
San Francisco, California, United States
$405k-$485k/yr HybridFull Time
Anthropic
Anthropic: AI research developing safe and steerable AI systems.
7+ YOEDeep cybersecurity expertise, experience building AI-powered security tools, rigorous evaluation skills, clear technical communication, and 7+ years in security research, engineering, or a related field.
GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, Learning from Human Preferences
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2w
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Standards Researcher
San Francisco, California, United States
$140k-$200k/yr OnsiteFull Time
Security Level 5
Security Level 5: Nonprofit developing AI security standards for frontier labs against nation-state threats.
Security research or standards experience; ability to read NIST, ICD 705, and vendor documentation, synthesize primary sources, and write clearly and precisely under editorial pressure.
NIST, ICD 705
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3mo
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Applied Researcher 2/ Senior Applied Researcher
Redmond or Mountain View or New York
$102k-$261k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Multinational technology providing software, cloud, and AI solutions.
1+ YOEMaster's (1+ yr) or Bachelor's (2+ yrs) in a relevant field or equivalent; ability to pass Microsoft security screening; research experience with LLMs, CodeLLM or AI IDE preferred; experience publishing and running large-scale ML experiments.
GitHub Copilot, Microsoft VS Code, Microsoft Visual Studio, Copilot CLI, Copilot Code Review, LLM, CodeLLM, RAG, Code agent, AI IDE
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3mo
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Sr. Threat Researcher
Sunnyvale, California, United States
$170k-$196k/yr OnsiteFull Time
Illumio
Illumio: Private cybersecurity providing breach containment and Zero Trust security for enterprise organizations.
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
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3mo
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Laser Postdoctoral Researcher - Advanced Photon Technologies
Livermore, California, United States
$123k/yr OnsiteFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Federally funded research and development center for national security.
0+ YOEPhD in laser physics or related field; experience with high-energy solid-state lasers, ultrafast lasers, and experimental laser systems; ability to work in multi-disciplinary team; US citizenship for security clearance.
Zemax, Code V, OSLO, FRED, LightTools, ASAP, COMSOL, ANSYS, LabVIEW, Python, MATLAB
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1mo
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Applied AI/ML Researcher - Vice President
Palo Alto, California, United States
$164k-$260k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services and investment banking firm.
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
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2w
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Senior/Principal R&D Cybersecurity - Formal Verification Researcher, Onsite
Livermore, California, United States
$140k-$281k/yr OnsiteFull Time
Sandia National Laboratories
Sandia National Laboratories: National security laboratory focusing on technology and engineering innovation.
5+ YOEBachelor's degree in a relevant discipline plus 5 years of directly relevant experience, or equivalent education and experience; ability to obtain and maintain a U.S. DOE Q-level security clearance and conduct independent R&D.
Haskell, OCaml, Rocq, Python, C, Rust, Verilog, VHDL, NuSMV, TLA, assembly languages, high-performance computing platforms
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2mo
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Security Engineer (Corporate IT)
Berkeley or London or United States
$346k-$930k/yr OnsiteFull Time
Resolution
Resolution: Nonprofit AI safety research organization using theory and automation to improve alignment of artificial superintelligence.
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
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4d
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Security Research Engineer
North America or Washington, D.C. or San Francisco
$220k-$330k/yr RemoteFull Time
AI Verification and Evaluation Research Institute
AI Verification and Evaluation Research Institute: U.S. nonprofit research institute helping companies, policymakers, and the public verify frontier AI safety and security claims.
Production systems experience; ability to build novel systems; familiarity with language-model safety and security research; cybersecurity communication skills; and high integrity and discretion.
privacy-enhancing technologies (PETs), cryptography
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