Security Engineer II, Detection and Response

Circle (NYSE: CRCL) is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital assets, payment applications, and programmable blockchain infrastructure. Circle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale financial innovation.

About the role

The Circle Security Team works to protect Circle; our customers, clients, and partners; and the financial markets upon which we rely. As a member of this team, you’ll lead projects and be responsible for key deliverables of the security program while collaborating across Circle teams. You will continue to learn and stay current in a fun and rapidly changing environment. This position will require you to perform on-call duties mainly during working hours to support security operations, and you will assist the team with the occasional nighttime and weekend incident. We are looking for someone with a strong response background and some exposure to insider risk.

Responsibilities

• Proactively identify and respond to emerging security threats.
• Advance deployment of AI to SOC function.
• Help manage core tooling, such as SIEM and Orchestration platforms.
• Identify gaps in our infrastructure, and work with business partners to gain visibility through logging and detection.
• Respond to incidents and collaborate across teams to investigate and resolve.
• Develop detection techniques to identify anomalous behaviors and attacks across the environment.
• Support broader security team projects such as threat modeling, vulnerability scanning, audits, and custom tool building.
• Take on-call shifts.

Requirements

• Strong ability to work collaboratively across teams during high-stress situations, which sometimes involves after-hours work.
• Ability to manage multiple competing priorities and use good judgment to establish order of priorities on the fly.
• Self-motivated and creative problem-solver able to work independently with minimal guidance.
• Experience/familiarity with Slack, Apple MacOS, and GSuite.

Qualifications

• 2+ years of experience in detection, response, or security engineering.
• Experience working security incidents, especially those involving engineering.
• Experience working in an AWS + EKS environment required.
• Hands-on experience using AI tooling both to accelerate work and to address threats, coupled with a strong understanding of the organizational risks AI introduces and strategies to defend against them.
• Knowledge of operating systems, file systems, and memory on MacOS.
• Programming experience in Python, Golang, or similar programming languages.
• Professional or hobbyist blockchain exposure is preferred.

Skills

• View Security Detection & Response as a data and engineering problem.
• Exude positivity.
• Aren't afraid to share your ideas.
• Meet problems head-on and view them as opportunities.
• Self-reliant and motivated.
• Communicate fearlessly.

Pay

Base Pay Range: $122,500 - $165,000