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55 offensive jobs at 39 companies in California

3w
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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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2w
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Senior Manager, Offensive Security
Redwood City, California, United States
$185k-$225k/yr RemoteFull Time
Delinea
Delinea: Provides identity security and privileged access management software.
7+ YOE3+ Mgmt7+ years hands-on penetration testing experience, 3+ years leading offensive security teams; expertise in web/API/network testing, AD/Entra ID attacks, source review, and scripting; familiarity with compliance (SOC2, ISO27001, PCI, FedRAMP).
MITRE ATT&CK, OWASP, PTES, Burp Suite, Cobalt Strike, Sliver, BloodHound, Python, Go, PowerShell, Azure, AWS, Kubernetes, CI/CD
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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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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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2w
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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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6d
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Senior Offensive Security Engineer, Automotive
Santa Clara, California, United States
$184k-$357k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
7+ YOE7+ years programming experience with C/C++, low-level systems security and embedded software expertise, automated security tooling experience, Linux knowledge, x86/ARM architecture, and agentic AI systems experience.
C, C++, Python, Rust, Ada/SPARK, TLA+, Lean, Linux, RISC-V
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1w
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Tech Lead, Offensive Security
Los Angeles, California, United States
OnsiteFull Time
Hadrian
Hadrian: Building autonomous factories for aerospace and defense manufacturing.
Requires deep red-team and penetration-testing experience, reverse engineering, Python, Go, or C/C++ proficiency, autonomous leadership, and U.S. person eligibility under ITAR.
Ghidra, IDA Pro, Binary Ninja, Python, Go, C, C++, JTAG, UART, AI
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3w
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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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2mo
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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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1mo
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Principal Consultant, Offensive Security, Proactive Services (Unit 42)
Burbank, California, United States
$151k-$208k/yr RemoteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade cybersecurity software, hardware, and services.
6+ YOEBachelor’s degree or equivalent experience; 6+ years in information security focused on penetration testing and vulnerability assessment; expertise with named security tools, scripting, cloud platforms, and client leadership.
Metasploit, Burp Suite Pro, Cobalt Strike, Nessus, Bloodhound, Python, PowerShell, Ruby, C++, Windows, Linux, AWS, GCP, Azure, NIST CSF, ISO 27001, CIS Top 20
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1mo
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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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3w
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CDL-A Company Truck Driver
Lompoc or Vandenberg Village
$28-$31/hr FieldFull Time
IMC Logistics
IMC Logistics: Provider of intermodal container transportation and landside logistics services.
1+ YOEClass A CDL required, 1 year tractor-trailer experience, ≤1 preventable accident in 3 years, no serious offenses in 5 years.
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3w
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Company Driver Level 1
California or Florida or Idaho or Illinois or Indiana or Iowa or Nebraska or Nevada or Ohio or Oklahoma or Wyoming
$1-$1/hr FieldFull Time
Hanjra Transport INC
Hanjra Transport INC: Provider of nationwide, reliable power-only and refrigerated freight transportation.
Tractor-trailer driving experience required, limited moving violations, no recent DOT-defined accidents, and no serious offenses or pattern of unsafe practices.
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3w
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Class A Driver Home Daily
Oakland or Piedmont
$29/hr FieldFull Time
XLR8 Truck Lines
XLR8 Truck Lines: Intermodal drayage and freight transportation services provider.
2+ YOEValid Class A CDL, 2 years tractor-trailer experience, TWIC, clean driving record, pass medical exam, no recent serious offenses.
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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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3w
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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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CDL A Reefer Truck Driver-OTR-48 States
Arkansas or California or Connecticut or Delaware or District of Columbia or Georgia or Illinois or Indiana or Iowa or Kansas or Kentucky or Massachusetts or Minnesota or Missouri or Nebraska or New Hampshire or New Jersey or New York or North Carolina or North Dakota or Ohio or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Utah or Vermont or Virginia or Washington or Wisconsin or Wyoming
$2k-$2k/wk FieldFull Time
Holland Enterprises
Holland Enterprises: Family-owned long-haul refrigerated trucking carrier.
1.5+ YOEValid Class A CDL, 18 months verifiable driving experience, age 23+, acceptable PSP/MVR/accident history, no prior drug or alcohol offenses.
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2w
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AI Security Engineer, AI Security Unit
San Francisco, California, United States
RemoteFull Time
Check Point Software Technologies
Check Point Software TechnologiesNASDAQ: CHKP: Provides network, cloud, and mobile cybersecurity solutions.
Offensive security experience, expertise in LLM vulnerabilities and AI attack surfaces, proficiency building automation tooling, strong technical writing and client-facing skills.
OWASP Top 10 for LLM Applications, OWASP Top 10 for Agentic Applications, MITRE ATLAS, Model Context Protocol (MCP)
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1mo
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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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4w
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Senior Director – AI & Proactive Security
Centreville or Florida or California or Texas or Massachusetts or Pennsylvania or North Carolina or Minnesota or Rhode Island or Colorado or Michigan or New York
OnsiteFull Time
Mobility Global
Mobility GlobalNYSE: MBGL: Provider of critical automotive intelligence and lifecycle data solutions.
15+ YOE15+ years cybersecurity experience with offensive security/red teaming, AI/ML understanding, ability to operationalize AI security and lead cross-functional transformation.
AI Security Posture Management (AISPM), AWS Bedrock, GCP Vertex AI, MLOps
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