Principal Incident Response Engineer

Overview

Lead complex cyber investigations and enterprise incident response from detection through recovery, providing technical leadership, strategic security advice, and security program leadership across global environments.

What you'll do

• Lead enterprise incident response and cyber crisis engagements from detection through recovery.
• Direct host, network, cloud, identity, and SaaS investigations across Windows, Linux, macOS, Microsoft 365, AWS, Azure, and hybrid environments.
• Perform advanced threat hunting and compromise assessments using SIEM, EDR, forensic, and threat intelligence platforms.
• Develop containment, eradication, and remediation strategies aligned to business risk.
• Produce executive briefings, technical reports, board-ready updates, and post-incident reviews.
• Partner with legal, compliance, privacy, audit, and external stakeholders when required.
• Drive adoption of AI-assisted workflows to improve investigation speed, reporting quality, and operational efficiency.
• Support the 24/7 on-call rotation.

What you'll need

• Master's degree in Arts/Sciences (MA/MS) or equivalent experience.
• 8+ years in incident response, DFIR, security operations, consulting, or related cybersecurity disciplines.
• Ability to lead complex incidents and evolve strategies based on new information.
• Experience leading major cyber incidents involving ransomware, business email compromise, insider threats, cloud compromise, supply chain attacks, or advanced persistent threats.
• Strong digital forensics capability using industry-standard forensic and triage tools.
• Experience with Splunk, Microsoft Defender, CrowdStrike Falcon, ServiceNow SIR, and cloud security technologies.
• Knowledge of network protocols, detection engineering, log analytics, and threat hunting methodologies.
• Excellent verbal and written communication skills for technical and executive audiences.
• Demonstrated ability to manage multiple priorities in a global enterprise environment.
• Forensic tools (FTK, Encase, X-Ways, Magnet Axiom, SIFT or other) experience.
• Advanced analytical skills with the ability to investigate network, host, cloud and identity platforms.
• Ability to quickly adapt to new methods, work under tight deadlines and stressful conditions.
• Advanced investigative, analytical and problem solving skills.
• Advanced ability to set goals and handle multiple tasks, clients, and projects simultaneously.
• Ability to appropriately balance priorities, deadlines, and deliverables.
• Advanced ability to translate business needs and problems into viable/accepted solutions.
• Technical knowledge of Windows, Mac, and Linux internals; scripting (PowerShell/Python/JavaScript/TypeScript); AWS cloud computing; M365 suite and ecosystem; Microsoft domain environments.
• Experience with IAM/AAA technologies and architectures (Active Directory, Okta, OpenID, SAML, OAuth, JWT).
• Understanding of physical and virtual networking technologies, architecture, and defensive technologies.
• Experience with SIEM (Splunk), EDR (CrowdStrike, Microsoft Defender), threat intelligence platforms and feeds.
• Knowledge of email architecture and security, and DNS architecture and security.

Nice to have

• 10+ years of relevant experience.
• Industry-level contributions (conferences, publications, tooling, seminars).
• Professional industry certification.

Details

• Location: Remote, Missouri, United States of America.
• Compensation range: $126,710.00 - $188,840.00 annual base pay, varying by job-related knowledge, skills, experience and market location; includes annual bonus plan and eligibility for long-term equity incentive plan for some positions.