Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.
Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves.
We are looking for a Senior Information Security Engineer to join our growing Security Risk Management team. The Security Risk Management team aims to expand beyond traditional risk management; we are building an engineering driven program that designs, automates, and scales the controls, workflows, and tooling that protect Five9 and our customers.
As a key contributor to the program the role supports the day-to-day execution of risk identification, assessment, treatment, and reporting across Five9's infrastructure, services, and acquisitions. You'll work directly with engineering, operations, and business stakeholders to surface security risks, drive them toward resolution, and maintain a clear picture of Five9's risk posture for leadership.
Key Responsibilities:
Identify, document, and assess security risks across Five9's environment, including production infrastructure, cloud services, corporate systems, and acquired platforms
Maintain the Security Risk Register in Jira, ensuring risks are accurately categorized, assigned to appropriate owners, and tracked through their lifecycle
Engage with service owners, engineering leads, and operations teams to establish risk ownership and drive remediation or mitigation plans
Facilitate the risk acceptance process, including preparing risk acceptance documentation and coordinating approval with appropriate stakeholders
Develop and deliver risk reporting for security leadership and executive audiences, including dashboards and metrics that communicate risk posture clearly
Collaborate with compliance, vulnerability management, and other Information Security functions to ensure risk findings are incorporated into the broader security program
Research and apply risk management frameworks and methodologies to continuously improve program maturity
Contribute to the development of risk management policies, procedures, and playbooks
Requirements:
3+ years of experience in information security, with at least 2 years focused on security risk management or GRC
Demonstrated experience maintaining a security risk register and driving risk treatment decisions with cross-functional stakeholders
Strong understanding of risk assessment methodologies (qualitative and quantitative)
Familiarity with security frameworks such as NIST CSF, NIST 800-53, ISO 27001, PCI, or SOC 2
Ability to communicate security risks clearly to both technical and non-technical audiences
Experience with Jira or similar tools for tracking and managing risk workflows
Self-directed and comfortable engaging directly with service owners, engineers, and leadership to resolve ambiguity around risk ownership
Preferred Skills:
Experience with cloud environments (GCP, AWS, or Azure), particularly assessing risks related to cloud architecture and services
Familiarity with vulnerability management programs and how they feed into risk management
Experience supporting compliance audits or regulatory assessments (ISO 27001, SOC 2, PCI DSS)
Experience building or contributing to security metrics, KPI dashboards, or executive reporting
Prior work in a SaaS or contact center / communications platform environment
Hands-on experience using agentic coding tools (Cursor, Claude Code, Copilot, etc.) and a working knowledge of Python
Professional certification in Information Security or Risk Management (such as CISSP, CISM, CISA, CRISC, etc.)
Workplace location: This role is fully remote for candidates who reside outside Porto, Maia, Matosinhos, Gondomar, Valongo e Vila Nova de Gaia. Candidates who reside within those municipalities would be required to work in-office 3 days a week.
Benefits:
Five9 Shares
Bonus Scheme
10% Flex Benefit
Meal Allowance
Medical Insurance
Life Insurance
25 day Annual Leave + Public Holidays
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.
Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law.
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Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.