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Defender Xdr Jobs in Porter Ranch, CA (NOW HIRING)

Red Cup IT Inc

Senior Security Engineer

Los Angeles, CA · On-site +1

$123K - $169K/yr

Implementing guardrails for internal AI models and defending against AI-powered social engineering ... Defensive Ops Expertise in SOAR (Security Orchestration, Automation, and Response) and XDR ...

Sophos

Enterprise Sales Engineer

Los Angeles, CA · On-site

$120K - $200K/yr

About Us Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI ... MDR, XDR, Firewall, NDR, Email Security, Endpoint and Server Security, and Advisory Services in ...

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Defender Xdr information

What is Defender XDR?

Defender XDR (Extended Detection and Response) is a cybersecurity solution provided by Microsoft that integrates and automates threat detection, investigation, and response across multiple security domains such as endpoints, identities, email, and cloud applications. It provides a unified platform to help security teams identify and respond to sophisticated cyber threats more efficiently. By correlating data and alerts from various sources, Defender XDR enables organizations to detect complex attacks, reduce response times, and improve overall security posture.

What is the difference between Defender Xdr vs Security Analyst?

AspectDefender XdrSecurity Analyst
CertificationsCompTIA Security+, CISSP, CEHCompTIA Security+, CISSP, CEH
Work EnvironmentSecurity tools, incident response, threat detectionMonitoring, analyzing security data, incident investigation
Employer & Industry UsageCybersecurity teams, IT departmentsSecurity teams, IT departments, consulting firms

While both Defender Xdr and Security Analysts work in cybersecurity, Defender Xdr focuses on deploying and managing extended detection and response tools, whereas Security Analysts analyze security data and respond to incidents. Defender Xdr specialists often implement and configure security solutions, while Security Analysts interpret alerts and investigate threats. Both roles require similar certifications and work environments, but their core responsibilities differ in focus and scope.

What are the key skills and qualifications needed to thrive as a Defender XDR specialist?

To excel as a Defender XDR Specialist, you need a solid understanding of cybersecurity principles, threat detection, and incident response, often supported by certifications like CompTIA Security+ or Microsoft Certified: Security Operations Analyst Associate. Familiarity with Microsoft Defender XDR, SIEM tools, and other security platforms is crucial for monitoring and analyzing threats. Strong analytical thinking, attention to detail, and effective communication skills help you interpret complex security data and collaborate with IT teams. These skills are essential for proactively identifying and mitigating cyber threats, ensuring robust organizational security.

What are some common challenges faced by professionals working with Microsoft Defender XDR, and how can they be addressed?

Professionals working with Microsoft Defender XDR often encounter challenges such as integrating multiple security tools, managing a high volume of alerts, and staying updated with evolving threats. To address these, it's important to develop a strong understanding of the XDR platform, establish clear incident response processes, and leverage automation features to reduce manual workloads. Collaboration with IT, security, and compliance teams is also key to maintaining a cohesive security posture and ensuring timely resolution of incidents.
What cities near Porter Ranch, CA are hiring for Defender Xdr jobs? Cities near Porter Ranch, CA with the most Defender Xdr job openings:
Defender Xdr jobs near you
Infographic showing various Defender Xdr job openings in Porter Ranch, CA as of July 2026, with employment types broken down into 93% Full Time, and 7% Temporary. Highlights an 91% In-person, and 9% Hybrid job distribution.

Senior Security Engineer

Red Cup IT Inc

Los Angeles, CA • On-site, Remote

$123K - $169K/yr

Full-time

Re-posted 13 days ago

Job description

The role of a Senior Security Engineer in 2026 has evolved from a traditional "firewall gatekeeper" into a strategic architect and automation expert. With the rise of AI-driven threats and the death of the traditional network perimeter, this role now focuses heavily on Zero Trust, Cloud Sovereignty, and DevSecOps integration.
Role Overview
A Senior Security Engineer is responsible for designing, building, and maintaining the systems that protect an organization's digital assets. Unlike junior roles that focus on monitoring, the "Senior" level requires leading large-scale architecture projects, mentoring junior staff, and automating security responses to keep pace with AI-speed attacks.
Key Responsibilities
  • Security Architecture & Design: Architecting end-to-end security solutions for multi-cloud environments (AWS, Azure, GCP) and hybrid infrastructures.
  • Automation & DevSecOps: Embedding automated security scanning (SAST/DAST) into CI/CD pipelines so security is "baked in" rather than "bolted on."
  • Incident Leadership: Serving as the technical lead during high-severity security incidents and conducting advanced digital forensics.
  • AI Security Governance: Implementing guardrails for internal AI models and defending against AI-powered social engineering and deepfakes.
  • Vulnerability Management: Managing complex, risk-based vulnerability programs that prioritize threats based on actual business impact rather than just "high" CVSS scores.
  • Compliance & Data Sovereignty: Ensuring technical controls align with evolving global regulations like GDPR, NIST 800-53, and newer cloud sovereignty laws.
Technical Skills & Requirements
CategoryEssential Skills (2026 Standards)Cloud SecurityIdentity & Access Management (IAM), Infrastructure as Code (Terraform, Bicep), Cloud-Native SIEM.EngineeringProficiency in Python, Go, or Rust for building custom security tooling and automation.NetworkingDeep knowledge of Zero Trust Network Access (ZTNA), BGP, and Software-Defined Perimeter (SDP).Defensive OpsExpertise in SOAR (Security Orchestration, Automation, and Response) and XDR platforms.Modern CryptographyKnowledge of quantum-resistant algorithms and digital provenance protocols.Experience & Certifications
• Years of Experience: Typically 5-10+ years in cybersecurity or high-level systems engineering.
• Education: Bachelor's or Master's in Computer Science, Cybersecurity, or a related field.
• Top Certifications:
-CISSP: Certified Information Systems Security Professional (The industry gold standard).
-OSCP / OSCE: Offensive Security certifications for deep technical testing skills.
-CCSP / AWS Certified Security: Specialized cloud security expertise.
-CASE: Certified Application Security Engineer (Focus on DevSecOps).

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