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Principal Cybersecurity Lead

Saratoga, CA💼 Full-time🗓 2026-08-12 → 2026-09-26

Core

Defend the company as an active operator, security engineer, and incident leader by converting threat intelligence into practical defenses and writing production-quality detection code.

Role type

Principal Cybersecurity Lead (hands-on IC)

Builds

Detection and response code, automated containment workflows, forensic utilities, and security architecture controls.

Domain

Cybersecurity, Space/IoT infrastructure, Cloud, Network Security

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Threat intelligence analysis, Detection engineering, Secure architecture design, Incident response, Adversarial testing, Python, Go, Rust, PowerShell, SQL, MITRE ATT&CK frameworks, Network security, Cloud security, Identity management, Software engineering discipline

Preferred skills

Experience with LEO satellite systems, State-sponsored actor tactics, Zero-trust architecture, Behavioral analytics, API integration, Large-scale log analysis

Technologies

Python, Go, Rust, PowerShell, Shell, SQL, SIEM, EDR, NDR, MITRE ATT&CK

Responsibilities

Monitor active threat campaigns and translate intelligence into detection hypotheses; Map attack surfaces and drive secure architecture decisions; Write, test, and maintain code for malicious behavior detection; Investigate suspicious activity and drive incidents to technical conclusion; Partner with infrastructure and product teams to reduce systemic risk.

Seniority

Principal, hands-on IC

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