Principal Security Engineer – AI

Digit7

Principal Security Engineer leading evolution of AI cybersecurity defense at R&D team in Boston. Overseeing incident response strategies and driving security initiatives across cloud and enterprise environments.

Posted 5/28/2026full-timeBoston • Massachusetts • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

CloudCyber SecurityPython

About the role

Key responsibilities & impact

Lead the evolution of advanced AI cybersecurity defense solutions, including incident response strategies, detection engineering, automated response, threat hunting, threat research, and security automation.
Collaborate cross-functionally with product, engineering, and research teams to influence platform roadmap and AI security solutions.
Work directly with customers, diving deep into their security posture and processes, and collaborate on their AI transformation journey.
Build and automate realistic attack simulations, adversary emulation scenarios, and large-scale security environments.
Provide technical leadership and mentorship on security best practices, automation design, and incident response methodologies.

Requirements

What you’ll need

15+ years of experience in cybersecurity
Significant experience in SOC, Blue Team, Detection Engineering, Threat Hunting, or Incident Response roles
Strong experience in Security Orchestration, Automation, and Response (SOAR) platforms
Deep understanding of modern security operations, attacker methodologies, and enterprise security architectures
Hands-on coding experience with Python or similar languages
Past experience collaborating or working directly with customers
Strong understanding of security concepts across endpoint, identity, cloud and networking
Excellent problem-solving, communication, and cross-functional collaboration skills
Passion for advancing AI-driven security operations and autonomous defense systems.

Benefits

Comp & perks

Flexible work arrangements
Professional development

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

cybersecurityincident responsedetection engineeringthreat huntingsecurity automationSecurity Orchestration Automation and Response (SOAR)Pythonattack simulationsadversary emulationenterprise security architectures

Soft Skills

problem-solvingcommunicationcross-functional collaborationtechnical leadershipmentorshipcustomer collaborationinfluencepassion for AI-driven security