It4us is a cybersecurity specialist and a national reference in implementing, operating, and evolving high-complexity Security Operations Centers (SOCs). We have delivered over 1,000 projects with excellence, serve more than 100 active clients, and directly work with leading market solutions—including SIEM, SOAR, EDR, and global leader platforms. We operate at the core of corporate security, supporting organizations in protecting their digital assets through structured SOC operations, continuous monitoring, and strategic incident response. If you seek to work in real-world, complex, and highly critical environments, this is your opportunity to join a team that lives and breathes cybersecurity every day. **Responsibilities and Duties** We are looking for a professional with infrastructure experience, Linux knowledge, and prior exposure to QRadar. If you are passionate about information security, Linux environments, and wish to grow in this field, this opportunity is for you. **Key Activities** * Support the sustainment of the IBM QRadar platform. * Administer and provide support for Linux servers. * Monitor environment health and identify failures. * Perform troubleshooting on infrastructure and systems. * Support installation, configuration, and updates of environments. * Collaborate with Infrastructure and Security teams. * Document technical procedures and activities. **Requirements and Qualifications** * Experience with IT infrastructure. * Linux knowledge. * Prior experience working with IBM QRadar. * Networking knowledge (TCP/IP, DNS, and Firewall). **Additional Information** 100% Remote Contract model: PJ (Individual Entrepreneur) Immediate start **Benefits and Incentives** * Structured career path (semi-annual and/or annual reviews) * Incentives for technical courses and certifications * Fully online medical assistance (telemedicine, specialists, nutrition, and psychology) * Life insurance * Accounting support for MEI (Microentrepreneur) * Birthday day off * Paid leave after one year **It4us Cyber Security** is a company serving the corporate market, with a successful track record in executing cybersecurity and infrastructure projects. With certified professionals, extensive experience in the technology market, quality, and commitment, our team has completed over 900 projects for major enterprises, achieving high delivery and timeline satisfaction rates. In the process, we have helped build more than 15 of Brazil’s largest Security Monitoring Centers—including TIM, Claro, CIP, PMSP, Itaú… Our differentiator lies in investing in and delivering information security projects and solutions—understanding the complexity of large enterprises, environments, and people. It4us Cy
João Silva
Indeed · HR
João Silva
Indeed · HR
