Enterprise Security Engineer at Five9

Porto, , Portugal -

Full Time

Start Date

Immediate

Expiry Date

24 Dec, 25

Salary

0.0

Posted On

25 Sep, 25

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Enterprise Security, SaaS Security Posture Management, Identity & Access Management, SSO, MFA, SCIM Provisioning, Data Analysis, Excel, SQL, Python, Analytical Skills, Problem-Solving, Collaboration, Integrity, Regulatory Compliance, Cloud Security

Industry

Software Development

Description

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 seeking a hands-on and collaborative Enterprise Security Engineer to help mature and expand Five9’s Enterprise and IT Security program. In this role, you will be a key contributor to securing Five9’s corporate infrastructure, SaaS applications, and workforce technologies. You’ll partner closely with IT, Identity, and cloud operations teams to implement security controls, monitor posture, and remediate risks—ensuring that our enterprise environment remains resilient against evolving threats. Key Responsibilities: SaaS Security Posture Management (SSPM): Continuously assess and monitor the organization’s SaaS applications for misconfigurations, excessive permissions, and deviations from security best practices.Partner with development teams to integrate security into CI/CD pipelines and champion secure coding practices Identity & Access Management (IAM): Administer and enforce access controls across SaaS and IT systems, including SSO, MFA, SCIM provisioning, and role-based access policies to ensure least privilege.Deliver clear, data-driven reports to stakeholders and leadership, highlighting security trends, remediation progress, and residual risks IT Security Operations: Support endpoint, network, and cloud security posture by managing policies and coordinating remediation with IT teams. Requirements: Minimum of 2 years of experience in enterprise security Familiarity with enterprise IT environments: Windows, macOS, Linux, Active Directory/Entra ID, endpoint management (e.g., Intune, Jamf). Strong knowledge of identity and access management (IAM), including SSO, MFA, SCIM provisioning, and conditional access. Strong ability to work with data using Excel, SQL, Python, or data visualization platforms to identify trends and present findings Excellent analytical and problem-solving skills with the ability to communicate complex issues in simple terms to both technical and non-technical stakeholders Strong collaboration skills and ability to influence across teams Proven track record of handling sensitive information with integrity and confidentiality Preferred Skills: Experience in a regulated industry, especially financial services or telecom Familiarity with US and International regulatory compliance frameworks such as PCI-DSS, ISO 27001, SOC2, etc. Benefits: Five9 Shares Bonus Scheme 10% Flexi 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. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal. Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Responsibilities

The Enterprise Security Engineer will help mature and expand Five9’s Enterprise and IT Security program by securing corporate infrastructure, SaaS applications, and workforce technologies. This role involves implementing security controls, monitoring posture, and remediating risks in collaboration with various teams.