Staff Security Engineer - Corporate Security job at Praetorian in Austin, TX

Title: Staff Security Engineer - Corporate Security Location: Austin, Texas, United States Job Description: We Are Praetorian Praetorian is defined by raw intensity, fearless candor, and a relentless drive. This is who we are. We are looking for high-performing, mission-aligned individuals. We prioritize performance over politics and purpose over transaction. This environment is built for those who seek ownership and impact. Is Praetorian the right fit for you? If you are someone who obsesses over the problem, defaults to open communication, and wants to work with a team that refuses to accept mediocrity—then you have found your home. The Mission Praetorian is an expert-driven offensive security company. Our mission is to prevent breaches before they occur. We help organizations shift from an "assume breach" mentality to adopting offensive security as a core strategy of prevention. We don’t just find bugs; we solve the root cause. We are building a future without compromise, and we need people who run toward the fire. Staff Security Engineer – Corporate Security (multiple openings) (Austin, TX). DUTIES: Lead technical execution of advanced security assessments such as staff augmentation initiatives, detection engineering exercises, threat hunts, risk-informed product security engagements, attack path mapping exercises, assumed breach scenarios, red team simulations, purple team engagements, and GRC compliance assessments. Lead risk-informed threat modeling sessions, defensive enablement, and tabletop exercises for enterprise-scale systems incorporating distributed architectures. Research emerging attack vectors and vulnerabilities and develop novel exploitation techniques. Create new methodologies for security testing of emerging technologies. Build custom security testing tools and frameworks for automated vulnerability discovery. Design training programs for security engineers covering emerging threats, attack techniques, and defensive strategies. Develop documentation for mitigation strategies and security implementation guides, specifically aimed at upskilling junior, senior, and lead security engineers Lead security architecture reviews of CI/CD pipelines, cloud, on-premises, and hybrid infrastructures, and container orchestration platforms. Provide expert technical guidance to all security engineers working on complex security architecture and design decisions directly impacting client project deliverables. Host company-wide knowledge sharing sessions and Office Hours to create learning opportunities where engineers from all security domains can receive guidance on security topics that extend beyond immediate project work. Lead technical discovery sessions with customer stakeholders and provide expert guidance on testing approach selection based on their security objectives and technical environment. REQUIREMENTS: Master’s in Computer Science, Engineering, Cybersecurity or related field plus 4 years of experience OR bachelor's degree plus 6 years of experience in cybersecurity specifically in: Cloud Security Architectures (at least two of AWS, Azure or GCP) Product/Application Security Testing (Web, Mobile) Secure Code Review Programming languages (C, Bash, Python, Assembly, Go, PowerShell, JavaScript) External and Internal Network Penetration Testing Reverse Engineering Vulnerability Research and Exploit Development Command and Control (C2) channel frameworks (Sliver, CobaltStrike, Mythic) Threat modeling Attack path mapping Threat hunting Table top exercises Purple team exercises Must include 3 years of experience with: Securing containerization technologies (Docker) and registry platforms DockerHub, ACR, ECR, & GCR Securing orchestration technologies (Kubernetes) and cluster management platforms AKS, EKS, & GKE Identity technologies for at least 3 of Azure AD, Auth0, OKTA, and Google Identity Privilege access management solutions (CyberArk, BeyondTrust & Thycotic) and secrets management platforms (HashiCorp Vault & Cloud-Native KMSs) Must include 3 years of experience with the following security frameworks: MITRE ATT&CK, MITRE DEF3ND, NIST CSF, CIS 18 At least one of the following foundational offensive security certifications (OSCP, PNPT) At least one of the following advanced certifications (CRTO, OSEP, CRTL, OSED) Domestic travel required up to 15% of time to client sites Fully Remote #LI-DNI Why Praetorian? We offer a culture built on high performance and deep ownership. Elite Talent: Work alongside the top 1% of the industry—composed exclusively of high performers who raise the bar. Our DNA: We are defined by action, grit, and uncompromising transparency. We move fast, take on hard problems, and choose clarity over comfort—because that’s how meaningful work gets done. Impact: Your work directly protects the world's most critical organizations. Want to go deeper? Explore our New Hire Survival Guide to dive into Praetorian's mission, vision, values, and culture.