Staff Offensive Security Engineer

5+ years of hands-on experience in security research, penetration testing, or adversarial security engineering.

Deep understanding of various operating systems, identity systems, and network protocols, with demonstrated experience identifying and exploiting weaknesses in complex enterprise or mission-critical infrastructure.

Proficiency in one or more programming languages (e.g., Python, Golang, Rust, C/C++).

Experience with security research tools and frameworks (e.g., Kali Linux, Burp Suite, Metasploit, etc.).

Experience assessing and exploiting AWS environments and cloud-native architectures.

Demonstrated ability to apply AI or machine learning concepts to augment red team capabilities in complex systems.

Senior Offensive Security Engineer: $143,500 - $203,700

Staff Offensive Security Engineer: $158,100 - $226,900

Pay Range: California

$143,500

—

$226,900 USD

Stand up and scale Vast’s red team capability from inception, defining strategy, engagement models, tradecraft, and operational processes while executing adversary emulation across mission and corporate environments.

Lead security research and assess the cyber resilience of Vast’s systems, applications, and mission-critical products, identifying systemic risks before adversaries do.

Architect and develop advanced adversary simulation tooling and methodologies to challenge security architecture, design decisions, and implementation controls.

Partner closely with engineering, infrastructure, and security teams to drive remediation, influence secure design decisions, and strengthen long-term defensive maturity.