Senior Security Engineer (AI)

Location: Remote within Brazil; São Paulo is listed as an additional location. This role is only open to candidates in Brazil.

Company

hirify.global provides a workplace wellness platform connecting employees with fitness, mindfulness, therapy, nutrition, and sleep partners through a single subscription.

What you will do

• Investigate, triage, contain, and respond to security incidents, hacking attempts, alerts, and other threats affecting the cloud environment.
• Develop cybersecurity projects and mitigation plans with IT, Cloud Security, and engineering teams.
• Improve cybersecurity observability, detection coverage, threat intelligence, and incident response workflows.
• Develop and maintain automations for security ticket triage and incident response.
• Design, evaluate, and operate AI-assisted workflows using LLMs and agents with human-in-the-loop controls.
• Coordinate security initiatives and contribute to secure, resilient products and customer trust.

Requirements

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field.
• Prior experience in Security Engineering and cloud is mandatory.
• Experience with AWS and deploying medium- to large-scale projects.
• Experience with SIEM platforms, monitoring alarms, indicators of compromise, and detection use cases.
• Experience with programming languages for automation.
• Knowledge of information security frameworks, standards, best practices, and certifications or compliance areas including GDPR, PCI-DSS, ISO 27001, SOC 2, and HIPAA.
• Ability to identify, manage, and communicate with project stakeholders, discuss security improvements, present findings to leadership, and proactively prevent incidents.
• Fluent, idiomatic English and Portuguese are required.
• Experience using AI tools and LLM-based automation for investigation, triage, and detection engineering, with critical validation of outputs; understanding of AI security risks including prompt injection, data leakage, insecure agent or tool access, and shadow AI.

Culture & Benefits

• Flexible First workplace with remote and hybrid options; the specific model is discussed with the recruiter and hiring manager.
• Flexible schedules aligned with time zones, team needs, and personal routines.
• Home office reimbursement, health, dental, and life insurance.
• hirify.global Gold+ membership, emotional wellbeing support, therapy resources, and wellness programs.
• Paid time off after six months, additional annual days off, birthday holiday, and 100% paid parental leave.
• Career development platforms, learning sessions, personalized development planning, inclusive culture, and open communication.