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103 cybersecurity engineer jobs at 71 companies in Fairfield, 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
1mo
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Cybersecurity Engineer, Product Security
Los Angeles or San Francisco or Washington or San Diego or Seattle or London
$110k-$190k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
5+ YOE5+ years in cybersecurity/product security; experience with secure architecture, threat modeling, RMF/NIST/CMMC/DFARS, ATO/eMASS support; U.S. citizenship and ability to obtain security clearance; scripting (Python, PowerShell, Bash) and strong communication skills.
eMASS, Python, PowerShell, Bash, Microsoft GCC High, Trusted Platform Module (TPM)
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3w
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Senior Cybersecurity Reverse Engineer
Livermore, California, United States
$176k-$267k/yr HybridFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Develops science and technology for United States national security.
U.S. citizenship with ability to obtain DOE Q clearance; bachelor's in cybersecurity/computer science/IT/engineering or equivalent; significant experience reverse engineering source code, binaries, and firmware; experience with debuggers/IDA Pro, static/dynamic analysis; strong communication and leadership.
IDA Pro
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1d
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Senior Quality Engineer, Cybersecurity
Dallas or Boston or San Bruno
$113k-$170k/yr HybridFull Time
Verily
Verily: Developing data-driven technologies for clinical research and precision health.
5+ YOE5+ years software quality engineering in regulated medical device/SaMD, medical device cybersecurity expertise, knowledge of IEC/ISO standards, experience with risk management and secure SDLC, proficiency with Jira/GitHub/Google Workspace.
Google Workspace, Jira, GitHub, Gemini, Claude, ChatGPT
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3w
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Cybersecurity Forward Deployed Engineer - FDE - Consultant
Atlanta or Milwaukee or Herndon or Dallas or Columbus or Kirkland or Irvine or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or Arlington or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or Mountain View or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$235k/yr FieldFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years engineering experience in cybersecurity, 1+ year deploying agentic AI in production, 3+ years cloud security experience (AWS/Azure/GCP), bachelor\u0002s degree or equivalent.
Claude Code, Cursor, GitHub Copilot, AWS, Azure, GCP, OWASP LLM Top 10, NIST AI RMF
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1w
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Cybersecurity Group Lead
Berkeley, California, United States
$203k-$249k/yr HybridFull Time
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory: Conducts scientific research to address global challenges.
8+ YOE3+ MgmtBachelor’s in CS/Engineering or equivalent, ~8 years experience with minimum 3 years supervisory experience securing complex systems/HPC, strong cybersecurity and risk-based experience, communication and project management skills.
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1mo
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Compliance Engineer
Livermore, California, United States
$102k-$116k/yr OnsiteFull Time
Topcon Positioning Group
Topcon Positioning GroupTokyo Stock Exchange: 7732: Sells precision positioning and workflow automation for industrial sectors.
3+ YOEBachelor’s degree in Electronics, Information Systems, Engineering, or related field; 3+ years in compliance, security engineering, risk management; familiarity with CE, RED, FCC, ANATEL; cybersecurity and certification experience.
Hardware, Software, Cybersecurity, Risk Assessment, Documentation
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1mo
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Engineering Manager, Cybersecurity Products
San Francisco or New York City
$405k-$485k/yr OnsiteFull Time
Anthropic
Anthropic: Developing safe and reliable artificial intelligence systems.
8+ YOE4+ Mgmt8+ years software engineering; 4+ years managing engineers; cybersecurity product experience; hands-on leadership; strong product instincts; cross-functional collaboration.
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1w
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Cybersecurity Group Lead
Berkeley, California, United States
$203k-$249k/yr HybridFull Time
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory: Conducts multidisciplinary scientific research for the U.S. Department of Energy.
8+ YOE3+ MgmtLead a security engineering team, manage risk/compliance for DOE high-performance computing, supervise staff, develop security architecture and policies, and participate in on-call incident response.
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2w
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Artificial Intelligence (AI) Cybersecurity Scientist (Ph.D.)
Menlo Park or Oakland or United States
$140k-$154k/yr OnsiteFull Time
Exponent
ExponentNasdaq: EXPO: Scientific and engineering consulting firm for complex technical challenges.
Ph.D. in a relevant technical field; experience developing/evaluating/deploying ML, deep learning, generative or agentic AI systems; expertise in AI assurance, cybersecurity, OT systems, and software engineering; proficiency in at least two listed tools; authorized to work in the U.S.
Python, R, C++, Linux, cloud platforms, containerization, MLOps tools, cybersecurity analysis tools, NIST Cybersecurity Framework, NIST AI Risk Management Framework, MITRE ATT&CK, MITRE ATLAS, ISA/IEC 62443
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2w
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Data Center Controls Engineering, Cybersecurity
San Francisco or Austin or Kirkland or Reston or Seattle or Sunnyvale
$121k-$175k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
3+ YOEBachelor's in engineering or equivalent, 3+ years on critical infrastructure projects, experience with mission-critical systems and controls engineering; preferred 5+ years in ICS hardware, protocols (BACnet, Modbus), and system architecture.
BACnet, Modbus, PLCs, IEDs, IO modules, SCADA, HMI
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2mo
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Senior Control System Integration & Design Engineer
Seattle or Portland or Phoenix or San Francisco
$95k-$155k/yr HybridFull Time
Brown and Caldwell
Brown and Caldwell: Provides environmental engineering services for water and infrastructure systems.
5+ YOE5+ years in control system integration/ICS/OT; PLC/SCADA/HMI design and programming; cybersecurity in ICS/OT; PE license preferred; BS in CS/Engineering.
PLC, SCADA, HMI, ICS, OT, Network security
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5d
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Reinforcement Learning Engineer (Cybersecurity)
United States or San Francisco or New Hampshire
$176k-$243k/yr RemoteFull Time
Bugcrowd
Bugcrowd: Provides a crowdsourced platform for security vulnerability testing.
Experience with reinforcement learning workflows, Linux ML environments, vulnerability research/binary exploitation, proficiency in Python and C, DevOps pipelines and reproducible builds, and low-level debugging.
Mayhem, GitHub Actions, docker, buildkit, nix, Python, C, Rust, Linux
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2mo
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Member of Technical Staff - Cybersecurity Capabilities
San Francisco or Toronto or Seattle
$180k-$300k/yr OnsiteFull Time
Preference Model
Preference Model: Building reinforcement learning environments to train frontier AI models.
Experienced security engineer with hands-on vulnerability discovery, exploitation, and patching; proficiency in Python and systems/low-level languages; familiarity with fuzzers, sanitizers, debuggers, and disassemblers.
Python, C, C++, Rust, fuzzers, sanitizers, debuggers, disassemblers, Electronic Medical Records (EMR)
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3mo
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Software Engineer- Cybersecurity and Cryptography
Burlingame, California, United States
$193k-$218k/yr OnsiteFull Time
Xona Space Systems
Xona Space Systems: Operates low Earth orbit satellites for high-precision navigation services.
5+ YOE5+ years in security-sensitive software; strong cryptography, secure communications, and ground software development; experience with persistent memory, HSM/TPM integrations, and cloud security.
C/C++, Python, MISRA C, SEI CERT, AWS, Kubernetes, SAST, DAST
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2mo
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Distinguished Engineer
Scottsdale or San Francisco or Chicago or New York
HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
15+ YOE15+ years software engineering; 5+ years in large-scale cloud systems; leadership experience; cloud, CI/CD, security focus.
Amazon Web Services, Docker, Kubernetes, CI/CD, Security
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3mo
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Workday Engineer
San Francisco, California, United States
$260k-$288k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
5+ YOE5-10 years Workday engineering experience; strong Workday tech skills; Git, CLI tooling; integration and automation; collaboration with cross-functional teams.
Workday, EIB, Studio, Cloud Connect, Extend, Reporting, Security, Automation, Git, CLI
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3w
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Security Engineer, Application Security
San Francisco, California, United States
$200k-$325k/yr OnsiteFull Time
Serval
Serval: AI platform for automating IT and enterprise service workflows.
10+ YOE10+ years in cybersecurity with deep expertise in application security, secure SDLC, vulnerability management, secure cloud-native architecture, leadership experience, and strong software engineering skills.
SAST, DAST, SCA, secrets scanning, fuzzing, CI/CD
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1mo
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Staff/Senior Engineer, Security
San Francisco or Toronto or United States or Canada
$180k-$260k/yr HybridFull Time
EvenUp
EvenUp: AI-powered document generation and analysis for personal injury law.
5+ YOE5+ years in security-focused engineering with hands-on architecture, SAST/DAST and CI/CD integration, cloud and application security, experience securing AI systems, strong scripting (Python) and relevant cybersecurity certification.
SAST, DAST, CI/CD, OWASP, JFrog, Snyk, SASE, CASB, RASP, Python, Ruby, Node.js, DNS-SEC
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3mo
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Founding Engineer
San Francisco, California, United States
$180k-$300k/yr OnsiteFull Time
Foresight Health
Foresight Health: Providing AI-enabled chronic care management services for specialty clinics.
Senior IC with full-stack depth, backend/databases/security, infra; production deployment of LLMs; startup mindset.
AWS, Databases, Security, Infrastructure, Machine Learning
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1mo
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Senior Cybersecurity Architect, Agentic SOC Modernization & AI-Enabled Security Operations
Chicago or Los Angeles or New York City or San Francisco or Seattle or Washington, D.C.
$194k-$262k/yr OnsiteFull Time
West Monroe
West Monroe: Business and technology consultancy specializing in digital transformation.
7+ YOE7+ years in security architecture/SOC modernization; experience with SIEM/SOAR, detection engineering, AI-enabled SOCs, platform modernization, and executive advisory; willingness to travel; must be eligible to work in the US without sponsorship.
Splunk, Microsoft Sentinel, Google Security Operations, Google SecOps, Chronicle SIEM, Chronicle SOAR, Palo Alto Cortex, ServiceNow SecOps, CrowdStrike, BigQuery, Google Cloud, ChatGPT, MITRE ATT&CK, YARA-L, Sigma, VirusTotal, Wiz, Prisma Cloud, Okta, SailPoint, Mandiant, EDR, XDR, IAM, PAM, DLP, ITSM, SIEM, SOAR
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