
Telecommunications • B2C • Media
Vivo (Telefônica Brasil) is a leading Brazilian telecommunications company that provides mobile services (prepaid, postpaid, control), fixed broadband (Vivo Fibra), fixed voice, and TV/streaming products (Vivo Play and TV packages). It sells devices and accessories, offers bundled plans (Fiber + Mobile), digital services and apps (content partners like Amazon Prime, Netflix, Disney+, HBO), and features such as 5G connectivity, online customer support and self-service. Vivo serves both individual consumers and business customers across Brazil with nationwide coverage and retail channels.
Yesterday
🗣️🇧🇷🇵🇹 Portuguese Required

Telecommunications • B2C • Media
Vivo (Telefônica Brasil) is a leading Brazilian telecommunications company that provides mobile services (prepaid, postpaid, control), fixed broadband (Vivo Fibra), fixed voice, and TV/streaming products (Vivo Play and TV packages). It sells devices and accessories, offers bundled plans (Fiber + Mobile), digital services and apps (content partners like Amazon Prime, Netflix, Disney+, HBO), and features such as 5G connectivity, online customer support and self-service. Vivo serves both individual consumers and business customers across Brazil with nationwide coverage and retail channels.
• The professional will be responsible for collaborating with the Red Team and performing offensive security tasks to ensure the protection of the company's applications and infrastructure. • Plan and execute penetration tests on internal and external systems, including infrastructure, cloud, containers, web applications, mobile apps and APIs/web services; • Assist with hardening servers, operating systems and services together with the infrastructure teams; • Participate in incident response with the CSIRT, investigating threats and collaborating on vulnerability remediation; • Assist in interactions with the Threat Intelligence teams; • Plan and execute Red Team exercises involving the Blue Team and supported by the Threat Intelligence teams; • Propose new security solutions based on market trends; • Conduct proofs of concept (PoC) and implement new tools to improve offensive security processes; • Prepare technical reports and presentations (documentation and evidence of executed tests) for internal and management teams.
• Experience planning and executing Red Team exercises using frameworks such as MITRE ATT&CK, Cyber Kill Chain and Unified Kill Chain; • Experience in penetration testing (pentests) of networks, web applications, mobile apps, APIs/web services using methodologies such as the OWASP Testing Guide; • Experience with security and penetration testing in cloud environments (AWS, Azure, GCP); • Knowledge of security solutions such as WAF, firewall, IDS/IPS, SIEM, antivirus, EDR, DLP, password vaults; • Knowledge of authentication/SSO and protocols such as ADFS, Azure AD, SAML, OAuth2; • Familiarity with microservices architecture, containers and Kubernetes; • Knowledge of programming and scripting languages such as Python, Shellscript, PowerShell, C/C++, Go, Java, JavaScript, etc.; • Certifications such as OSCP, OSEP, OSED, OSWE, EWPTX, DCPT, EMAPT, CWSS, BSCP, CRTO, among others, are a differential; • Experience with agile methodologies and strong written and verbal communication skills.
• Choose the ideal benefit for you and your dependents on a digital platform offering categories such as gym, meal allowance (VR), food voucher (VA), pharmacy assistance, medical, dental and life insurance; • Company mobile phone. Yes, a brand-new smartphone for you! • Unlimited voice and data plan! Yes, unlimited! On the best mobile network, even faster with Vivo 5G! • An exclusive offer from Vivo, with special discounts on landline, broadband, TV and apps; • Eligible for annual bonus or PPR (Profit Participation Program); • Plan your future through the private pension plan; • Have children? You will be entitled to a subsidy to help with school, daycare or nanny expenses; • Work in an environment that respects your personality, dress style and individuality and allows you to be authentic. #ComeAsYouAre • #Mobility • Flexible working hours; • Enjoy a day off to celebrate your birthday; • Participate in one of the largest corporate volunteer programs to help change the world; • Take advantage of our Educational Development Program that offers partnerships with educational institutions with discounts; certifications and online courses; • Boost your career through our Internal Recruitment Program, in Brazil or abroad — we are present in more than 17 countries! #VivoMyCareer • Benefit from a range of initiatives to improve your physical, emotional and social health! Here we have #VivoWellBeing, which encourages our team to adopt healthy habits and improve quality of life!
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