Senior Security Engineer: Detection & Response, AI‑Driven

Fuse Energy, LLC; Polska; Hybrid; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Private health insurance

Fully expensed tech equipment

Biannual bonus

Job summary

Fuse Energy, LLC is seeking a Senior or Lead Security Engineer (Detection & Response) to architect and operate next-generation detection systems across AWS, identity, endpoints, SaaS, and data center infrastructure. You’ll own telemetry, build detection coverage, and lead investigations and incident response end-to-end.

You’ll drive proactive threat hunting, automation, and collaboration with IT and Engineering to embed preventative controls and robust security design.

Qualifications

• Significant hands-on experience in detection engineering, security engineering, incident response, threat hunting or a similar technical role
• Strong understanding of cloud environments, ideally AWS, and how to monitor them for unauthorized or suspicious activity
• Strong networking fundamentals and an understanding of how attackers move through networks and systems
• Strong understanding of attacker tradecraft and the ability to turn it into useful, high-signal detections
• Experience investigating real security incidents and taking ownership through to resolution
• Strong scripting or programming skills, ideally Python, and a habit of automating repetitive work
• Experience with security monitoring and response tooling such as SIEM, EDR, SOAR or equivalent
• Strong systems thinking and a natural instinct for asking “how would we know if this was compromised?”
• Comfortable working autonomously and closely with IT and Engineering teams
• Curious about emerging AI capabilities and proactive in experimenting with AI-assisted development, automation and security workflows.

Responsibilities

• Own security monitoring and detection across AWS, identity, endpoints, SaaS, networks and data center environments
• Build and maintain the telemetry and logging pipelines needed to detect security incidents, and continuously test and improve detection coverage
• Lead security investigations and incident response from detection through containment, recovery and post-mortem
• Proactively hunt for threats and identify gaps in our visibility, controls and detection coverage
• Build automation to improve detection, investigation and response, making effective use of AI and emerging tools to improve efficiency and capabilities.
• Work closely with IT and Engineering to turn security findings into preventative controls and better system design
• Develop and test incident response playbooks and continuously improve our response capability
• Implement and enhance internal AI agents and security bots that assist with monitoring, investigations, reporting, and other security operation tasks.

Skills

Threat hunting

Cloud monitoring

Python scripting

SIEM/EDR/SOAR

Incident response

Automation

AI-assisted development

Tools

AWS

SIEM

EDR

SOAR

CrowdStrike

Job description

Fuse Energy, LLC is seeking a Senior or Lead Security Engineer (Detection & Response) to architect and operate next-generation detection systems across AWS, identity, endpoints, SaaS, and data center infrastructure. You’ll own telemetry, build detection coverage, and lead investigations and incident response end-to-end.

You’ll drive proactive threat hunting, automation, and collaboration with IT and Engineering to embed preventative controls and robust security design.