Principal Product Security Engineer

Principal Product Security Engineer Atlassian Working at Atlassian With a sufficient time zone overlap with the team, we can hire eligible candidates for this role from any location in Australia and New Zealand. If this sparks your interest, apply today and chat with our friendly Recruitment team further. Do you thrive at the intersection of cybersecurity and AI, with a passion for securing machine learning systems and responsible LLM use? We are seeking a Principal Security Engineer with a focus on AI/ML who is deeply invested in protecting models, data pipelines, and inference services through innovative defences and governance. If you excel in identifying model‑specific vulnerabilities, crafting robust mitigations, and staying ahead of evolving AI security risks and standards, this role is for you. Join our team to lead the charge in safeguarding our AI platforms and product experiences. Partnering across engineering, platform, infrastructure and privacy to foster a culture of secure and trustworthy AI that meets the highest industry standards. Overview As a Principal Product Security Engineer, you will serve as the Technical SME, promoting automation, reviewing platform and service designs and architectures, and driving our security teams to equip the engineering partner teams with the latest tools, techniques, and methodologies to enhance AI security. Responsibilities Hands‑on experience securing AI/ML systems, including models, data pipelines, and inference services Experience in cloud security architecture and infrastructure for AI/ML workloads Experience coding in Java, JavaScript, Python, or Go, and at least one scripting language Experience leading large‑scale projects from start to finishAdept experience providing SME knowledge and guidance to stakeholders and engineering functions Nice to have Demonstrated expertise and experience working in security‑focused roles Experience with application security, especially for services integrating ML models or LLMs Experience mentoring other security practitioners CVE's to your name Contributions to open‑source security software Delivered industry presentations Qualifications Bachelor's or Master’s degree in Information Security, Computer Science, or a related field Proven experience in a technical leadership role within product security, with at least 2 years of experience Deep understanding of cybersecurity principles, threat landscape, and best practices Strong knowledge of data security, privacy, encryption, and authentication methods Experience with compliance standards such as ISO 27001, SOC 2, FedRAMP, or similar Excellent leadership, communication, and interpersonal skills Benefits & Perks Atlassian offers a wide range of perks and benefits designed to support you, your family and to help you engage with your local community. Our offerings include health and wellbeing resources, paid volunteer days, and so much more. To learn more, visit go.atlassian.com/perksandbenefits . About Atlassian At Atlassian, we’re motivated by a common goal: to unleash the potential of every team. Our software products help teams all over the planet and our solutions are designed for all types of work. Team collaboration through our tools makes what may be impossible alone, possible together. We believe that the unique contributions of all Atlassians create our success. To ensure that our products and culture continue to incorporate everyone's perspectives and experience, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status. All your information will be kept confidential according to EEO guidelines. To provide you the best experience, we can support with accommodations or adjustments at any stage of the recruitment process. Simply inform our Recruitment team during your conversation with them. To learn more about our culture and hiring process, visit go.atlassian.com/crh . Seniority level Mid‑Senior level Employment type Full‑time Job function Information Technology Industries Software Development #J-18808-Ljbffr