Security jobs in United States

Manus — now part of Meta — is a general-purpose AI agent that bridges mind and action, handling complex tasks from start to finish. It enables people to delegate entire workflows across deep research, data analysis, and software development, turning advanced AI into reliable, practical results.

We are seeking security engineers to join our team responsible for designing, implementing, and continuously improving security across our global multi-cloud environment. You will not only respond to security incidents but also drive forward-looking security strategies and technical innovation. Our teams are constantly pushing the boundaries of system efficiency & user experience, and we're looking for individuals who can help us advance the way people connect globally. If you’re excited to collaborate with a diverse team and contribute to impactful projects, we encourage you to apply.

• Threat Modeling & Incident Response: Build and maintain global cloud security incident response mechanisms, develop clear playbooks, and lead regular drills. Quickly handle complex security incidents, perform root cause analysis (RCA), and implement preventive measures.
• Security Architecture & Operations: Design, deploy, and maintain security solutions across multi-cloud platforms (AWS, GCP, Azure), ensuring architecture is scalable, resilient, and future‑proof.
• Enterprise Security Leadership: Drive security strategy alignment with business processes, continuously raising organizational security maturity.
• Compliance & Automation: Ensure security practices meet international standards such as ISO 27001, ISO 27701, SOC 2. Promote security automation and “Security as Code” initiatives to improve operational efficiency.
• Vulnerability Management & Penetration Testing: Conduct regular vulnerability scans, risk assessments, and penetration tests. Track emerging threats and coordinate remediation efforts.

• Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
• 5+ years of relevant work experience designing, implementing, and continuously improving security systems at scale
• Strong expertise in cloud security, with hands‑on experience in at least two major cloud platforms (AWS, GCP, Azure) and native security tools (e.g., AWS Security Hub, GCP Security Command Center)
• Linux system security skills, including hardening, log analysis, intrusion detection, and incident response
• Proven ability to handle complex security incidents and perform clear post‑incident reviews
• Strong knowledge of web and application security, with experience in penetration testing and code audits

• Recognized contributions to bug bounty programs or high‑quality vulnerability reports
• Strong performance in CTF competitions or deep interest in offensive/defensive security research
• Professional certifications such as CISSP, CISA, OSCP, AWS/GCP/Azure security certifications
• Experience developing security tools or automation scripts using Python, Go, or similar languages
• Experience using AI tools to enhance development productivity
• Personal projects or technical experimentation demonstrating self‑learning abilities
• Experience working in international, distributed teams
• Contributions to open‑source projects or technical community involvement
• Experience building and shipping high quality work and achieving high reliability
• Passionate about AI technology with a strong interest in exploring AI‑powered development tools and understanding AI product design principles
• Demonstrated interest in AI products and emerging technologies

Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Apps like Messenger, Instagram and WhatsApp further empowered billions around the world. Now, Meta is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. People who choose to build their careers by building with us at Meta help shape a future that will take us beyond what digital connection makes possible today—beyond the constraints of screens, the limits of distance, and even the rules of physics.