Sr. Information Security Engineer
EngineeringSecurity Engineer
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Quick Summary
Overview
Essential Functions: Configures, maintains, and optimizes assigned security platforms across endpoint, network, web, email, cloud, and identity domains. Continuously refines policies, detection logic,
Technical Tools
EngineeringSecurity Engineer
Essential Functions:
- Configures, maintains, and optimizes assigned security platforms across endpoint, network, web, email, cloud, and identity domains.
- Continuously refines policies, detection logic, and configurations to improve signal quality, reduce false positives, and enhance visibility.
- Applies platform capabilities to develop and improve detection coverage (e.g., IOA, behavioral detection).
- Ensures platform health, telemetry integrity, and effective coverage across environments
- Evaluates and implements enhancements to improve effectiveness of existing tools prior to recommending new solutions.
- Analyzes alerts and raw telemetry generated by security platforms and determines appropriate action based on context and risk.
- Investigates suspicious activity using available data sources, including logs, network traffic, and endpoint behavior.
- Applies independent judgment to distinguish between benign, anomalous, and malicious activity.
- Perform triage and root cause analysis, escalating when broader coordination is required.
- Contributes to incident response through multi-platform analysis and insight.
- Troubleshoots and resolves issues related to security controls, including access disruptions, false positives, and policy conflicts.
- Applies practical, risk-based decisions when adjusting controls to balance security with operational needs.
- Collaborates with IT, engineering, and business teams to diagnose and resolve issues efficiently
- Develops working knowledge across multiple security domains to support team resiliency and continuity coverage.
- Serves as a secondary resource across security platforms including endpoint, email, vulnerability, and cloud.
- Collaborates with peers to ensure continuity of coverage and reduce single points of failure
- Identifies gaps in detection, visibility, and control effectiveness based on operational experience.
- Improves detection quality, reduces noise, and enhances response effectiveness (e.g. MTTD/MTTR).
- Contributes to development of playbooks and processes, remaining effective in situations where such guidance is incomplete.
- Implements automation or scripting where appropriate to improve efficiency.
- Communicates findings, risks, and recommendations clearly to technical and non-technical stakeholders
- Translates technical observations into business-relevant impact.
- Demonstrates strong active listening and incorporates differing perspectives.
- Maintain a collaborative, solutions-oriented approach while providing clear recommendations and direction.
- Participate in on-call rotation for after-hours response.
- Respond to security incidents and production-impacting issues in a timely and structured manner.
- Communicates important security developments, escalations, and activities to appropriate management personnel.
- Serves as a mentor and provides training to other team members.
- Recommends regulatory and industry best practice framework for security operational.
- Conducts industry research on new and emerging security technologies to ensure security solutions exhibits high levels of performance.
- Collaborates with other departments to ensure security is embedded throughout organizational processes.
- Participates in technical audits to ensure compliance with security policies and other industry standards.
- Participates in the creation and maintenance of security documents.
- Performs other related duties and projects as business needs require at direction of management.
Education and Experience:
- Bachelor's degree in Computer Science, Computer Engineering, Information Technology, or related field.
- Minimum eight (8) years of experience in information security network security, infrastructure security or any equivalent education and/or experience from which comparable knowledge, skills and abilities have been demonstrated/achieved.
- Experience in zScaler or Darktrace preferred
- Experience with security platforms such as the following, required:
- Network detection and response (NDR)
- Secure web gateway / SSE platforms
- Endpoint, cloud, or identity security tools
Pay Range: $145,000.00 - $173,000.00/yr
Location & Eligibility
Where is the job
Irvine, United States
On-site at the office
Who can apply
US
About this job
- Pay per year
- $145,000–$173,000 a year
- 10% below the $177,000 median for Security Engineer jobs on Jobera (643 salaries).
- Who can apply
- United States
- Posted
- 6 days ago
Listing Details
- Posted
- October 26, 2026
- First seen
- October 29, 2026
- Last seen
- November 1, 2026
Posting Health
- Days active
- 2
- Repost count
- 0
- Trust Level
- 45%
- Scored at
- November 1, 2026
Signal breakdown
freshnesssource trustcontent trustemployer trust
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