Principal Security Engineer

Oracle

Oracle

Brisbane, Australia · North Ryde NSW, Australia
Posted on Dec 22, 2025

Do you have a passion for developing a global understanding of a given program? We are looking for a Principal Security Engineer with experience in various aspects of Software Understanding including the ability to answer questions related to potentially vulnerable behaviour. As a Principal Security Engineer, you will work collaboratively with other engineers in the software assurance team to extend and support the existing work related to identifying normal, abnormal and malicious behaviors including privacy violations. We value self-initiated security or software engineers who have a passion to learn, build and engage in analysing software (including source-code, mobile apps, binaries, other supporting information) in a rigorous fashion that goes beyond standard testing, static code analysis, pen-testing, and reverse engineering techniques.


As a world leader in cloud solutions, Oracle uses tomorrow’s technology to tackle today’s challenges. We’ve partnered with industry-leaders in almost every sector—and continue to thrive after 40+ years of change by operating with integrity.

We know that true innovation starts when everyone is empowered to contribute. That’s why we’re committed to growing an inclusive workforce that promotes opportunities for all.

Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_mb@oracle.com or by calling +1 888 404 2494 in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.


Do you have a passion for developing a global understanding of a given program? We are looking for a Principal Security Engineer with experience in various aspects of Software Understanding including the ability to answer questions related to potentially vulnerable behaviour. As a Principal Security Engineer, you will work collaboratively with other engineers in the software assurance team to extend and support the existing work related to identifying normal, abnormal and malicious behaviors including privacy violations.

Career Level - IC4


As a member of our team, you will work with other team members to further develop an in-house expertise in analysis of software that will help those deploying and operating the software-based system assess risk by asking relevant questions on the behavior of the software. The focus will be on identifying impactful security vulnerabilities across a variety of architectures and platforms. You will be collaborating with engineers based in Australia, UK and the United States.

Your responsibilities include contributing to the design, implementation, integration and hands-on analyses to identify potential vulnerabilities of the software that is under evaluation via practical solutions.


What You’ll Bring

  • Bachelor’s or Master's Degree in Computer Science, Software Engineering or related disciplines
  • 10+ years of operational experience in relevant topic such as software testing (including fuzzing, pen-testing), reverse engineering, static code analysis
  • Experience in conducting security assessments, say in a consulting style arrangement
  • Excellent programming skills in C, C++ and/or Python
  • Strong understanding of standard frameworks like OWASP, MITRE Att&ck
  • Ability to work as part of a team as well as independently
  • Strong analytical skills combined with good communication skills and fluent English

Nice to Have

  • Active participant or organizer of Capture the Flag competitions
  • Understanding of iOS and Android ecosystems
  • Understanding of security issues in LLM-generated code
  • Experience working with geographically distributed teams
  • Ability to mentor junior engineers

What We'll Give You

  • Ability to work in a flexible work from home arrangement
  • An organization filled with smart, enthusiastic, and supportive colleagues
  • A team of very skilled and diverse personnel across the globe
  • The resources of a large, global operation while still having the start-up feel of a small team

Who We Are

We are a world-class team of high-caliber security software developers who thrive on new challenges. We are an inclusive and diverse team with a full spectrum of experience distributed globally. We have the resources of a large enterprise and the energy of a start-up, working on advancing the state-of-the-art for developers through SAST, SCA and Binary Analysis tools. We also have teams can detect attacks on complex platforms and systems. We are a dedicated team, leveraging each other’s insights and abilities to produce cutting edge solutions for today’s complex and inter-connected, inter-dependent, infra-structure. We value people who can use their skills to further develop and enhance our tools, as well as our procedures and playbooks. Join us to grow your career and create the future of software understanding together and reduce the security risks associated with software-based solutions

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