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Proofpoint · 2 weeks ago

Staff Security Engineer, Threat Defense & Automation

Sunnyvale, CA

Full-time

Hybrid

Lead/Staff

$182K/yr - $267K/yr

12+ years exp

Proofpoint is a global leader in human- and agent-centric cybersecurity, dedicated to protecting organizations from cyber threats. The role involves managing and responding to security incidents, acting as an escalation point for the 24/7 Security Operations Center, and enhancing security incident response capabilities through automation and collaboration.

EmailEnterprise SoftwareInformation TechnologyNetwork SecuritySaaS

No H1B

U.S. Citizen Only

Responsibilities

Act as the Level 3 escalation point for high-severity security incidents within the global 24/7 SOC

Lead complex investigations into advanced cyber threats, including malware outbreaks, targeted attacks, and persistent threats

Provide expert-level guidance on containment, mitigation, and remediation strategies

Proactively hunt for hidden threats within enterprise networks using threat intelligence and behavioral analytics

Develop and refine threat detection rules to improve SOC visibility

Assess emerging threats and provide actionable recommendations to enhance security posture

Design and implement automated workflows to enhance security event triage and response

Leverage SOAR (Security Orchestration, Automation, and Response) platforms to streamline incident response

Work with SIEM (Security Information and Event Management) tools to optimize log ingestion and alerting mechanisms

Collaborate with security architects and engineers to enhance detection and response capabilities

Perform root cause analysis on security incidents and recommend improvements to security controls

Stay updated on industry best practices and evolving attack techniques to ensure effective defenses

Qualification

Cybersecurity Incident ResponseSecurity AutomationThreat IntelligenceSIEM ToolsDigital ForensicsCloud SecurityScripting LanguagesMITRE ATT&CK FrameworkAnalytical SkillsCollaboration

Required

12 yrs + hands-on experience in Cybersecurity Incident Response or Security Operations

Must be a US Citizen

Strong background in SOC operations, SIEM, threat intelligence, and digital forensics. Expertise in investigating malware, phishing, web attacks, insider threats, and advanced persistent threats (APTs)

Experience working with security automation and orchestration tools (SOAR)

Familiarity with scripting languages such as Python, PowerShell, or Bash for security automation

Strong understanding of MITRE ATT&CK framework, TTPs (Tactics, Techniques, and Procedures), and cyber kill chain

Hands-on experience with cloud security (AWS, Azure, GCP) is a plus

Certifications such as GCIH, GCFA, CISSP, CISM, or OSCP are highly desirable

Ability to work in a fast-paced, global environment and collaborate with cross-functional teams