{"id":164310,"url":"https://alion.io/job/five9-staff-information-security-engineer","title":"Staff Information Security Engineer","company":{"id":58571,"name":"Five9","domain":"five9.com","url":"https://alion.io/company/five9","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":76,"open_postings":81,"ghost_share":0.309,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":76,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":"staff","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Porto, Portugal","Portugal"],"countries":["PT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":118000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":617},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"IAM","optional":false},{"name":"Jira","optional":false},{"name":"Terraform","optional":false},{"name":"ISO 27001","optional":true},{"name":"Kubernetes","optional":true},{"name":"NIST CSF","optional":true},{"name":"Python","optional":true},{"name":"Wiz","optional":true}],"status":"live","first_seen_at":"2026-07-28T13:44:56Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-17T12:51:05Z","board_verified":true,"closed_at":null,"days_open":81,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":80},"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. \nLiving 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. \nWe are seeking a Staff Information Security Engineer to join Five9's Information Security team. This role will own the operationalization and ongoing maturity of Five9's Cyber Resiliency program (the practice of using tooling to continuously identify, prioritize, and remediate infrastructure resilience issues across our AWS, GCP, Azure cloud environments). You'll be responsible for program governance, tool ownership, process development, and engineering engagement to scale the program across the organization. As secondary responsibilities, you will support the Cloud Security program as a senior technical resource.\nKey Responsibilities:\nCyber Resiliency Program (Primary)\nOwn the operational lifecycle of the Cyber Resiliency program, including tool administration, system and resource mapping, criticality tiering, and issue triage workflows\nDevelop and maintain program governance: process documentation, SLAs for remediation, escalation paths, and quarterly review cadences\nBuild executive reporting for security and engineering leadership: resilience score trends, remediation velocity, IaC coverage, and risk exposure by system criticality tier\nDrive the communication plan for the program, ensuring engineering teams understand expectations before receiving remediation tickets\nDefine and maintain issue prioritization frameworks that balance system criticality, environment, severity, and remediation effort\nPartner with engineering leads to drive remediation of infrastructure resilience issues, removing blockers and tracking progress through Jira\nCloud Security (Supporting)\nPartner with the Cloud Security team on architecture reviews, policy development, and strategic initiatives across GCP, AWS, and Azure\nDevelop and refine security guardrails, policy-as-code, and automated detection and response capabilities for cloud misconfigurations\nEvaluate and improve cloud security posture including IAM architecture, network segmentation, and workload protection\nEnsure cloud security solutions are under configuration management and deployed through CI/CD pipelines\nRequirements:\n5+ years of experience in information security, with demonstrated experience in a senior technical role\nExperience operationalizing a security program or service: building governance, processes, and reporting, not just executing within an existing framework\nDeep hands-on experience with at least one major cloud platform (GCP strongly preferred), including IAM, networking, compute, and storage security\nStrong experience with infrastructure-as-code (Terraform required) and CI/CD pipelines\nDemonstrated ability to drive remediation and risk reduction across engineering teams without direct authority\nExperience building executive-level security reporting and metrics\nExcellent communication skills: able to present program status and risk to engineering leadership, security leadership, and executive audiences\nSelf-directed with the ability to manage competing priorities across program operations and supporting workstreams\nPreferred Skills:\nExperience with cyber resilience or infrastructure resilience tooling (Gambit, Wiz, or similar CSPM/CNAPP platforms)\nExperience conducting risk assessments or security maturity assessments using frameworks such as NIST CSF, ISO 27001, or CMMI\nBackground in Kubernetes security and container workload protection\nExperience with multi-cloud environments (GCP + AWS + Azure)\nPython scripting for automation and tooling\nSecurity certifications (CISSP, CCSP, SANS certifications, or similar)\nPrior experience in a SaaS, contact center, or communications platform environment\nExperience mentoring or technically leading junior engineers\nWorkplace 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. \nBenefits:\nFive9 Shares\nBonus Scheme\n10% Flex Benefit\nMeal Allowance\nMedical Insurance\nLife Insurance \n25 day Annual Leave + Public Holidays\nFive9 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. \nFive9 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  to request an accommodation. Requests will be handled confidentially and in accordance with applicable law.\nView our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal. \nNote: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.","description_format":"text","description_chars":5315,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Annual leave","Health insurance","Life insurance"],"hiring_locations":[{"name":"Portugal","iso":"PT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Conversational AI","AI Agents","Contact Center Software"],"lifecycle":[{"event":"open","at":"2026-07-28T13:44:56Z"}],"visa":[],"liveness":{"score":37,"band":"fade","label":"Fading","p_open":1,"p_active":0.834,"p_room":0.44,"age_days":80,"expected_fill_days":76,"reasons":["conf:3","velocity","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/five9-staff-information-security-engineer","json_url":"https://alion.io/job/five9-staff-information-security-engineer.json","meta":{"generated_at":"2026-10-17T14:47:51Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":19972,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":58571},"rest":"https://alion.io/mcp/rest/get_company?id=58571"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffive9-staff-information-security-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ffive9-staff-information-security-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ffive9-staff-information-security-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/five9-staff-information-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffive9-staff-information-security-engineer"}]}