Principal Security Engineer

QuantumScape

Principal Security Engineer at QuantumScape focusing on incident response and threat intelligence. Collaborating across teams to enhance security posture and manage vulnerabilities.

Posted 6/3/2026full-timeCA • California • 🇺🇸 United StatesLead💰 $155,000 - $236,000 per yearWebsite

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Hard Skills

cybersecurityvulnerability managementnetwork protocolsfirewall managementIDS/IPSNDR toolsSIEM platformsPythonPowerShell

Soft Skills

communicationleadershipcoordinationadvisory

Tools & Technologies

Google SecOpsMicrosoft Sentinel

Certifications & Qualifications

CISSP

Industry Keywords

threat intelligencesecurity incident investigationssecurity programs

Tech Stack

Tools & technologies

Cyber SecurityPython

About the role

Key responsibilities & impact

Serve as a key responder and coordinator during security incidents
Build and mature a threat intelligence capability
Own vulnerability management end-to-end
Harden network environments
Communicate with clarity and confidence across all levels of the organization
Act as a security advisor to engineering, infrastructure, and IT teams

Requirements

What you’ll need

10+ years of hands-on experience in cybersecurity
Proven experience leading security incident investigations
Track record of building or maturing security programs
Strong working knowledge of network protocols, firewall management, IDS/IPS, NDR tools
Experience with SIEM platforms like Google SecOps and Microsoft Sentinel
Proficiency in Python and/or PowerShell
Bachelor's degree in computer science, Computer Engineering, or a related field
CISSP certification preferred

Benefits

Comp & perks

Health insurance
Employee Stock Purchase Plan (ESPP)
Annual bonus
Generous RSU/Equity package