Infrastructure Security Engineer

ABOUT xAI xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a talented and motivated Cloud/Infrastructure Security Engineer to join our security team. In this role, you will be responsible for designing, implementing, and maintaining secure cloud infrastructure and ensuring the integrity of our cloud-native applications. RESPONSIBILITIES: Design and implement secure cloud architectures across multiple cloud platforms (e.g., AWS, GCP, Azure) Develop and maintain Infrastructure as Code (IaC) templates with embedded security controls Conduct regular security assessments and audits of cloud infrastructure and services Implement and manage cloud security tools and services (e.g., CSPM, CWPP, CASB) Collaborate with development teams to ensure security best practices are integrated into CI/CD pipelines Monitor and respond to security events and incidents in cloud environments Develop and maintain cloud security policies, standards, and procedures Stay current with emerging cloud security threats and mitigation strategies BASIC QUALIFICATIONS: Bachelor's degree in Computer Science, Cybersecurity, or a related field 3-5 years of experience in cloud security or related roles Strong understanding of cloud security principles, compliance frameworks, and best practices Proficiency in at least one cloud platform (AWS, GCP, or Azure) and associated security services Experience with Infrastructure as Code tools (e.g., Terraform, CloudFormation) Familiarity with containerization technologies and their security implications Knowledge of network security concepts and protocols Experience with scripting languages (e.g., Python, Bash) for automation and tool development PREFERRED SKILLS AND EXPERIENCE: Relevant security certifications (e.g., CCSP, CSSK, AWS Security Specialty) Experience with multi-cloud environments and cloud-to-cloud security Knowledge of DevSecOps practices and tools Familiarity with regulatory compliance requirements (e.g., GDPR, HIPAA, PCI DSS) Experience with Kubernetes and container security Experience in building custom cloud security tools or integrations Interest in leveraging AI for cloud security monitoring and automation Contributions to open-source cloud security projects Experience with securing AI/ML workloads in cloud environments COMPENSATION AND BENEFITS: $200,000 - $340,000 USD Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. xAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

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