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24 offensive security developer jobs at 20 companies in California

2mo
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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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1w
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Senior Offensive Security Engineer
San Mateo, California, United States
$197k-$243k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
4+ YOE4+ years offensive security experience; proficiency in Python or Go; experience with purple team exercises, breach/attack simulation, cloud and API security; strong technical writing and analytical skills.
Python, Go, SOAR, MITRE ATT&CK, PTES, BAS, EDR, SIEM, XDR, AWS, Azure, GCP, CI/CD
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1mo
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Senior Offensive Security Engineer (Red Team)
California or Maryland or Virginia or Herndon
$149k-$224k/yr RemoteFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
Deep hands-on offensive security/red team experience executing complex engagements, manual exploitation and attack chaining, identity and cloud abuse, custom scripting/tooling, and strong communication with engineering and response teams.
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2d
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Senior Principal Engineer, Offensive Security (2026-345)
San Jose, California, United States
$190k-$240k/yr OnsiteFull Time
Astera Labs
Astera LabsNASDAQ: ALAB: Designs connectivity solutions for cloud and AI infrastructure.
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
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1w
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Offensive Security Agent Engineer
New York City or Seattle or Washington or San Francisco or United States
$347k-$490k/yr RemoteFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
Staff/principal-level offensive security expertise, domain knowledge in cloud/Kubernetes/web/Linux/macOS, experience building production software and agent systems, strong judgment and communication.
Kubernetes, Linux, macOS
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1mo
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Sr. Staff Security Engineer – AI, VMR, Offensive Security
Bethesda or Palo Alto or Dallas or Seattle
$120k-$260k/yr OnsiteFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
10+ YOE10+ years in security engineering with deep vulnerability management and offensive security experience; hands-on cloud (AWS/Azure/GCP), programming (Python, Go, Java), NIST CSF, compliance (PCI, SOX, NYDFS), and strong leadership and communication skills.
AWS, Azure, GCP, Python, Go, Java, NIST CSF, SIEM, SOAR, CI/CD, CMDB, AI
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1w
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Security Engineer
San Francisco, California, United States
$200k-$230k/yr OnsiteFull Time
LiteLLM
LiteLLM: Open-source AI gateway for standardizing LLM API access.
Startup security engineering experience with hands-on offensive/white-hat hacking, application and CI/CD security, demonstrated security projects and CTF success.
Python, GitHub, OpenAI, CI/CD
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3w
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Security Engineer
Berkeley, California, United States
$286k-$503k/yr HybridFull Time
METR
METR: Develops scientific methods to assess frontier AI capabilities and risks.
Deep security fundamentals across systems, networks, cloud, and identity; offensive security/red teaming; AI/LLM engineering; strong AWS (IAM) knowledge.
AWS, EKS, Lambda, ECS, IAM, SQS, CloudWatch, SecurityHub, GuardDuty, PostgreSQL, Aurora, Pulumi, DataDog, Okta, Google Workspace, Tailscale, CrowdStrike Falcon, SIEM, Kubernetes
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1mo
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Security Engineer
Los Angeles or San Francisco
$145k-$185k/yr OnsiteFull Time
Vast.ai
Vast.ai: Decentralized marketplace for GPU cloud computing resources.
Bachelor's in CS/cybersecurity, strong programming (Python or C), deep Linux and containerization knowledge, offensive and defensive security experience, familiarity with SOC 2/NIST, and security testing tools.
Python, C, Linux, Burp Suite, OWASP, SIEM, WAF, EDR
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3mo
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Platform Security Engineer
San Francisco, California, United States
OnsiteFull Time
Applied Compute
Applied Compute: Developing specialized AI agents for corporate enterprise workflows.
5+ YOE5+ years in platform security with offensive mindset; strong design, threat modeling, and incident response; proven ability to ship secure software at scale.
Cloud, Multi-tenant environments, LLMs
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4w
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Information Security Engineer
Folsom or Phoenix
$89k-$175k/yr HybridFull Time
Intel
IntelNasdaq: INTC: Designs and manufactures microprocessors and semiconductor components.
5+ YOEBachelor's in a computing field, 5+ years in information security operations or vulnerability management, experience with offensive security, Windows/Linux administration, cloud security, scripting, and strong communication.
Windows, PowerShell, Active Directory, EntraID (Azure Active Directory), Linux, Python, C#, Ruby, JavaScript, BASH, Go, Azure, GCP, AWS, DevOps, CI/CD, Kubernetes (K8s), TCP/IP
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1mo
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Infrastructure Security Monitoring Engineer
Menlo Park, California, United States
$122k-$181k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
3+ YOEBachelor's in CS/CE or equivalent; 3+ years development experience (Python/Go), 1+ year offensive/defensive security or systems engineering; knowledge of TCP/IP and Unix; experience building defensive security systems and security monitoring.
Python, Go, Unix, TCP/IP, MITRE ATT&CK Framework
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1mo
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Senior Security Engineer, Agentic Red Team, DeepMind
Mountain View or New York City or Zürich
$174k-$253k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
5+ YOEBachelor's in CS/Info Security or equivalent, 5+ years in red teaming/offensive security or adversarial ML, experience with LLMs and GenAI exploit development, strong coding in Python/Go/C++.
Python, Go, C++
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1mo
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Product Security Engineer
San Carlos, California, United States
$138k-$250k/yr OnsiteFull Time
1X
1X: Manufacturing safe, general-purpose humanoid robots for home and work.
5+ YOE5+ years in product/offensive security; strong Linux internals, penetration testing, cryptography/PKI, cloud/CI/CD security; proficiency in C/C++, Rust, Go or Python; bachelor’s in CS/InfoSec/Engineering or equivalent.
C, C++, Rust, Go, Python, Linux, OP-TEE, fTPM, AWS, GCP, Azure, Kubernetes, CI/CD, HSM, Thales, Utimaco, AWS CloudHSM, ACME, SCEP, NVIDIA Jetson, SBOM, PKI
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1mo
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Senior Product Security Engineer II
United States or California or New York or Connecticut or New Jersey or Washington or Oregon or Delaware or Maine or Massachusetts or Maryland or New Hampshire or Rhode Island or Vermont or District of Columbia or Pennsylvania or Virginia or Colorado or Texas or Illinois or Hawaii or Canada
$192k-$243k/yr RemoteFull Time
Instacart
InstacartNasdaq: CART: Provides grocery delivery and retail technology solutions.
37+ YOEExperienced security engineer/penetration tester able to design and run offensive security engagements, conduct threat modeling and assessments, prioritize security initiatives, and create technical documentation for cross-functional teams.
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1mo
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Staff Product Security Engineer
San Francisco, California, United States
$180k-$248k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
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
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1mo
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Adversarial Security Test Engineer
Milpitas, California, United States
$142k-$235k/yr HybridFull Time
Sandisk
SandiskNasdaq: SNDK: Designs and manufactures flash memory and data storage products.
5+ YOEBachelor's or Master's in CS/EE/Cybersecurity, 5+ years offensive or firmware/product security experience, expertise in penetration testing, fuzzing, reverse engineering, exploitability analysis, and programming in Python/C/C++.
Ghidra, IDA Pro, Frida, AFL, libFuzzer, Python, C, C++, AI/LLM
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1mo
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Cybersecurity Threat Engineer
Los Angeles, California, United States
OnsiteFull Time
Creative Artists Agency
Creative Artists Agency: Provides talent representation and brand consulting services globally.
6+ YOESenior cybersecurity professional with 6+ years experience in offensive and defensive security, vulnerability management, threat detection, incident response, cloud and infrastructure security, scripting (PowerShell, Python, JavaScript), and integrating automation and SIEM/SOAR tooling.
PowerShell, Python, JavaScript, MITRE ATT&CK, NIST CSF, ISO27001, Center for Internet Security, OWASP, CI/CD, Security Orchestration Automation and Response, Security Information and Event Management, Vulnerability Scanning, Security Threat Feeds, Red Team Tooling
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3w
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Senior Privacy Engineer (RED team) - TikTok PDPO
San Jose, California, United States
$213k-$388k/yr OnsiteFull Time
TikTok
TikTok: Global short-form video hosting and social media platform.
Hands-on offensive security/red teaming experience, strong appsec and privacy engineering knowledge, ability to threat-model privacy concepts and lead end-to-end technical assessments, strong communication skills.
MITRE ATT&CK
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3w
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Senior Red Team Operator
Minneapolis or Atlanta or Cincinnati or Cupertino or Portland or New York or Chicago or Englewood or Charlotte or Irving
$133k-$157k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
8+ YOEBachelor's degree or equivalent, 8+ years in information security with offensive security/Red Team experience; expertise in exploit development, offensive tooling, and scripting; strong communication and leadership.
Cobalt Strike, Metasploit, Mythic, Sliver, Python, PowerShell, C/C++, C#, Go, Shell, EDR, XDR, Infrastructure as Code (IaC)
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