C

Calif

Offensive security services for critical infrastructure

Offensive Security Engineer

Offensive Security & TestingUpdated on Nov 7
Full-timeRemote in USA

About the Job

Requirements

  • A minimum of 1 year of experience in red teaming, offensive security, or hacking competitions.
  • A demonstrated history of finding and fixing vulnerabilities.
  • Candidates must complete several challenging exercises and develop complex exploits.
  • Including notable vulnerability findings or research in the application is recommended; without these, the position may not be a good fit.

Responsibilities

  • Conduct red team penetration testing exercises to simulate real-world attacks.
  • Identify and exploit vulnerabilities in clients’ systems, applications, and infrastructure.
  • Stay up to date with emerging threats and vulnerabilities.
  • Develop automated systems to help identify known security exposures.

Desired Qualifications

  • Notable vulnerability findings or research in the application are recommended.

About the Company

Calif

Offensive security services for critical infrastructure

Calif provides offensive cybersecurity services to protect critical digital infrastructure, including AI-powered red teaming, security engineering, cryptography consulting, and digital forensics. It runs controlled attack simulations and threat modeling, then helps implement fixes at architectural, code, and cryptographic levels and conducts incident analysis when needed. Its team includes Google security veterans such as Thai Duong and An Trinh, combining deep industry experience with a mission to help developing countries like Vietnam and working with clients like Anthropic and Snap Inc. Its goal is to harden essential systems worldwide by identifying and remediating security gaps and by supporting policy and capacity-building efforts to improve cybersecurity globally.

Company size
11-50
Company stage
Not listed
Total funding
Not listed
Headquarters
Sunnyvale, CA
Founded
2020

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