Cybersecurity Specialist – Project/Business Security

Vivo (Telefônica Brasil)

Technical reference in security and technology for Vivo's analysts and consultants team. Leading security projects and independently driving technology initiatives.

Posted 6/22/2026full-timeSão Paulo • 🇧🇷 BrazilMid-LevelSeniorWebsite

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Hard Skills

security operationsthreat modelingdigital security assessmentscyber securityidentity protectiondata protectionrisk managementsecurity frameworksweb application architecturemobile application architecture

Soft Skills

technical leadershippublic speakingcommunicationnegotiationteam development

Tools & Technologies

CISNISTPCI-DSSLGPDcloud infrastructureon-premise infrastructure

Industry Keywords

critical environmentsdigital channelsfraud preventionBACEN regulationsfintech

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Serve as the technical security and technology reference for the analysts and consultants team;
Lead security projects and initiatives, providing technical leadership and driving initiatives independently;
Analyze and interpret system and application architectures and topologies, issuing security controls and recommendations / threat modeling;
Prepare and present detailed and executive-level materials in relevant meetings and committees;
Participate in the creation and development of the security roadmap for Vivo’s products and services;
Contribute to the technical development of team members, supporting topics beyond their specific pillar of work.

Requirements

What you’ll need

Strong knowledge of architecture for technologies in critical environments, infrastructure, networks and security controls.
Solid experience in security operations/support for critical infrastructures (On-Premise / Cloud) exposed to the internet;
Strong knowledge of development and architecture of Web and Mobile applications and exposure controls for digital security assessments;
Broad cyber security expertise covering Defense, Offensive Security, Identity, Data Protection, Risk, Standards, Policies and other areas of digital security;
Experience in threat modeling and assessments of applications, environments, systems and projects;
Familiarity with security frameworks and standards (examples: CIS, NIST, PCI-DSS, LGPD and others);
Strong public speaking/communication skills and ability to prepare and deliver executive presentations;
Negotiation skills to implement digital security requirements in projects and business initiatives;
Preferred: security guidance for LLMs, agent ecosystems, agent security and AI tools for end users;
Preferred: experience in fraud prevention applied to digital channels and business operations;
Preferred: understanding of BACEN regulations applicable to fintechs (BACEN = Central Bank of Brazil).

Benefits

Comp & perks

Choose the benefits that best suit you and your dependents through a digital platform with multiple categories including Gym, Meal Allowance (VR), Food Allowance (VA), Pharmacy Aid, Health Insurance, Dental Insurance and Life Insurance;
Company mobile phone (brand-new smartphone provided);
Unlimited voice and data plan — yes, unlimited! On Vivo’s high-performance 5G mobile network;
Exclusive Vivo offer with special discounts on landline, broadband, TV and apps;
Eligible to receive an annual bonus or PPR (profit-sharing);
Plan your future through a private pension plan;
Have children? You are entitled to a subsidy to help cover school, daycare or babysitter expenses;
Work in an environment that respects your personality, dress style and individuality — be authentic. #ComeAsYouAre
Work remotely up to twice a week. #Mobility
Flexible working hours;
Enjoy a day off to celebrate your birthday;
Participate in one of the largest corporate volunteer programs to help make a difference;
Benefit from our Educational Development Program offering partnerships with educational institutions at discounted rates, plus certifications and online courses;
Boost your career through our Internal Recruitment Program, in Brazil or abroad — we operate in more than 17 countries! #VivoMyCareer
Access a range of initiatives to improve your physical, emotional and social well-being through #VivoWellbeing.