Senior Security Engineer | InfoSec

Your wellbeing, our mission. Join a company shaping a healthier world. GET TO KNOW US At Wellhub we're revolutionizing workplace wellness. Our platform connects employees worldwide to the best partners for fitness, mindfulness, therapy, nutrition, and sleep—all in one simple subscription. Headquartered in NYC with team members in Europe, North America and South America, we’re on a mission to make every company a wellness company. We believe work should be fulfilling, inspiring, and balanced. Here, you’ll find a team that values wellbeing, collaboration, and different perspectives, where passion and creativity push boundaries to create real impact. Your contributions will help shape a healthier, more balanced world for you and millions of people globally. Join us in redefining the future of wellbeing! THE OPPORTUNITY We are hiring a Senior Security Engineer in our InfoSec area in Brazil! This is a Remote – Brazil position, meaning you can work from anywhere within the country. Please note that this role is only open to candidates in Brazil. The mission of the Infosec team is to make Wellhub a safer company for its customers, partners, end users, and employees by protecting the entire ecosystem from internal and external threats and contributing to the creation of safe and secure products. This role is focused on investigating and responding to security incidents and threat attempts to protect our cloud-based environment. You will collaborate closely with IT, Cloud Security, and engineering teams to develop projects, mitigation plans, enhance our cybersecurity observability, and help deliver a product our customers can trust. YOUR IMPACT * Lead the hands-on investigation, triage, and response to security incidents and threat attempts, directly protecting our cloud-based environment; * Drive the development and execution of cybersecurity projects and mitigation plans in close collaboration with IT, Cloud Security, and engineering teams; * Actively enhance our cybersecurity observability, refining tools and processes to detect and counter internal and external threats more effectively; * Serve as a first line responder during incident response activities, ensuring rapid triage, containment, and timely communication to all relevant stakeholders; * Help build and maintain customer trust by contributing directly to the creation and delivery of safe, secure, and resilient products; * Organize and manage interdependencies between security initiatives and other technology areas to ensure cohesive, comprehensive protection for the entire ecosystem; * Develop, update, and maintain automations to accelerate security ticket triage and enhance the efficiency of incident response workflows; * Design, evaluate, and operate AI-assisted workflows (LLMs and agents) for alert triage, enrichment, and incident response, with human-in-the-loop controls; * Contribute to detection and response coverage for AI-related risks, including LLM applications, AI agents, and employee use of AI tools; * Live the mission: inspire and empower others by genuinely caring for your own wellbeing and your colleagues. Bring wellbeing to the forefront of work, and create a supportive environment where everyone feels comfortable taking care of themselves, taking time off, and finding work-life wellness. WHO YOU ARE * Bachelor's Degree in Computer Science or Engineering, Information Technology, or related areas; * Experience with AWS, with a track record of deploying medium to large-scale projects; * Detect, analyze and clarify hacking attempts, security incidents, and alerts from our monitoring stack; * Experience with a SIEM and monitor alarms, indicators of compromise, and use cases; * Experience with programming languages for automations; * You discuss with security engineers and colleagues security challenges and improvements; * You proactively work on solving and preventing incidents, and you regularly present your findings to the leadership; * You help to keep our threat intelligence initiatives at a high level; * You can identify, manage and communicate with all project stakeholders; * You understand information security frameworks, standards, and best practices; * You know information security certifications (GPDR, PCI-DSS, ISO27001, SOC 2, HIPAA etc.); * You have the ability to speak English and Portuguese fluently and idiomatically; * You use AI tools and LLM-based automation to speed up investigation, triage, and detection engineering, and you validate their output critically; * You understand the security risks of AI systems, such as prompt injection, data leakage, insecure agent/tool access, and shadow AI. We recognize that individuals approach job applications differently. We strongly encourage all aspiring applicants to go for it, even if they don't match the job description 100%. We welcome your application and will be delighted to explore if you could be a great fit for our team. For this specific role, please note that prior experience in Security Engineering and with cloud are mandatory requirements. WHAT WE OFFER YOU With thoughtful benefits, emotional wellbeing resources, and a culture that empowers you to take ownership of your role and your wellbeing, we create an environment where you can thrive in all dimensions of your life. Our flexible benefits program allows you to customize some of the benefits, according to your needs! Our benefits include: WELLHUB: Free Gold+ membership with access to onsite gyms and studios, digital fitness programs, and online wellness resources for meditation, nutrition, mental wellbeing support, and more! Add up to three family members to your plan, ensuring access to wellness for those who matter most to you. WELLZ: A complete emotional wellbeing program with a unique approach. It offers personalized journeys that combine individual therapy sessions (52 per year) and on-demand content. HEALTHCARE: Health, dental, and life insurance. FLEXIBLE WORK: As a Flexible First company, we offer hybrid and remote options to give you the freedom to work in a way that suits you. The model for this specific role can be discussed with your recruiter and hiring manager. When you join, use our home office reimbursement to set up your home office. FLEXIBLE SCHEDULE: Flexibility for us isn’t just about where we work—it also means being able to shape how and when we get things done. Together with their leaders, employees define schedules that align with their time zones, team needs, and personal routines. PAID TIME OFF: It’s important to take time away from work to recharge.Employees receive vacations after 6 months and additional 3 days off per year + 1 day off for each year of tenure (up to 5 additional days) + an extra holiday for your birthday! PAID PARENTAL LEAVE: Welcoming a new child is one of the most special moments in your life. Take the time to be present and enjoy your growing family. We offer 100% paid parental leave to all new parents. Parents giving birth are eligible for an extended leave and a ramp-back period to return part-time while they get settled. CAREER GROWTH: Access world-class platforms, participate in interactive sessions, build your personalized development roadmap, and explore internal opportunities. We focus on continuous learning and feedback to support your journey toward personal and professional success. CULTURE: You’ll join a team of passionate people who come together to break boundaries, support each other, and create a meaningful impact in workplace wellness. We win together, building trust through open communication and a culture where every perspective matters. Learn more about our shared culture and values here. Want to see what it’s really like to work here? Follow us on Instagram @lifeatwellhub and watch our team video on YouTube! Diversity, Equity, and Belonging at Wellhub We aim to create a collaborative, supportive, and inclusive space where everyone knows they belong. Wellhub is committed to creating a diverse work environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, gender identity or expression, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status, or any other basis covered by appropriate law. Our commitment to inclusion also extends to how we recognize and reward our people. We’re proud to be Syndio Fair Pay Certified, reflecting our ongoing dedication to equitable and fair pay practices across our global team. Read more about it here. Questions on how we treat your personal data? See our Aviso de Privacidade para Candidatos. #LI-REMOTE