Senior Security Operations Engineer

Five9 provides businesses reliable, scalable, and secure cloud contact center software designed to create exceptional customer experiences, increase agent productivity, and deliver tangible business results.

We are driven by a passion to transform contact centers into customer engagement centers of excellence. Since 2001, Five9 has led the cloud revolution in contact centers, helping organizations transition from legacy premise-based solutions to the cloud.

• Provide subject matter expertise in security threat analysis, hunting, detection and response across Five9’s Production and Corp IT environments
• Perform analysis, correlation of actionable security events and alerts, network traffic analysis using raw packet data, net flow, IDS/IPS, SIEM and/or any custom sensor output as it pertains to security threat intelligence, analytics and visibility
• Participate in the Security Incident Response Team (SIRT) activities, helping SIRT to detect, respond, contain, eradicate and recover from security incidents in a timely manner, within the Cloud Operations and Corporate IT environments
• Develop and maintain the incident response framework consisting of Incident Response Plans and Procedures in the form of run books, for the most relevant incident types
• Ability to investigate and understand threat campaign(s) techniques, lateral movements and indicators of compromise (IOCs).
• Interface with external entities including law enforcement organizations, intelligence community organizations and other government agencies as required.
• Willingness to be on call and work odd hours when required

• 5+ years of previous experience working in security operations, hunt teams, threat intelligence or incident response
• Public Cloud experience required
• Minimum 3 years of experience working with multiple security technologies including IDS/IPS, SIEM, Log Analysis (Windows, Linux, Web Servers, FIM, NextGen Firewalls, NextGen AV, WAFs, etc.), Network and User Behavior Analysis tools, and Network Packet Analyzers and Visibility tools
• 3+ years of experience leading cyber security incident resolution as an Incident Response Engineer or Analyst in an Enterprise environment
• Knowledge of the Incident Response lifecycle, working independently to investigate and effectively respond to cyber security incidents, working with Digital Forensics tools in an Enterprise environment
• Advanced Knowledge of the TCP / IP protocol suite, security architecture, securing and hardening Operating Systems, Networks, Databases and Applications Experience developing and maintaining operations playbooks, run books, and the IR plans
• Prior experience employing forensic tools and techniques for attack reconstruction, including forensic analysis and volatile data collection and analysis, will be an added advantage
• Thorough understanding of the threat and attack landscape, latest security trends, attack vectors, vulnerabilities, and how they are leveraged by malicious actors
• Security certifications like CISSP, GSEC, GCFA, GCIH, CHFI, SEC+. CEH etc. are highly desired
• Excellent verbal and written communication skills and ability to document and explain technical details and incident reports clearly and concisely
• Will participate in on call rotation
• B.S. degree in Computer Science or related field or equivalent combination of professional development training and experience

Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer.

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Our headquarters are located in the beautiful Bishop Ranch Business Park in San Ramon, CA.