Senior iOS Cyber Specialist

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

North Sydney, NSW

We are seeking a person who simultaneously possesses deep platform knowledge of iOS appropriate to an expert in the field of cyber security and also an appreciation of and talent for the rigorous engineering discipline required to deliver high quality cyber security products under time pressure.

This is a high-profile role that is pivotal to the overall success of the company. You will work closely with our researchers and also with the commercial arm of the business. You will provide technical leadership to less experienced engineers. You will represent the engineering arm of the company at major conferences.

We are an elite global team of engineers and security researchers charged with building world-class computer security products. We are a trusted, discrete partner furnishing security products, consultancy, training and integration services to allied security, defence, and law enforcement agencies.

The key responsibilities for a Senior iOS Cyber Specialist will include but not be limited to:

• Liaise with security researchers to adopt working research output into commercial products.
• Guide product architecture to support the goals of sustainability, testability, reliability and integrity.
• Contribute significantly to the implementation of the products at all levels.
• Implement tests that demonstrate the effectiveness of the products and also provide confidence that the products are reliable and robust.
• Effectively communicate status and technical challenges using language that is appropriate to your audience.
• Participate in planning and prioritisation activities with members of the commercial arm of the organisation.
• Provide level 4 support of customer reported issues.
• Document design and implementation decisions appropriate for an expert audience.
• Write user documentation appropriate for customers.
• Participate in the development and delivery of user training.
• Provide guidance to less experienced engineers in technical fields relevant to the platform and the domains of cyber security and software engineering.
• Monitor industry trends and publicly disclosed techniques.

• A tertiary degree in Computer Science, Cybersecurity or a related field.
• Substantial experience in offensive cyber security.
• Substantial experience working in a professional engineering environment.

The skills and attributes that we expect you to bring to this role include:

• Demonstrated ability to take ambiguous or incompletely defined problems and resolve them through consultation with appropriate stakeholders.
• Demonstrated a collaborative and team-oriented mindset for accomplishing goals and a bias to action – a desire to make things happen.
• Reasonable written and oral communication skills, and a propensity to ask questions when you don't know.
• Exceptional demonstrated proficiency in all aspects of the iOS platform relevant to cyber security, including aarch64 assembly, iOS system internals, the C, Objective-C, Swift and JavaScript programming languages, memory management and pointer integrity techniques, and Apple's approach to code signing.
• Demonstrated proficiency using reverse engineering tools such as IDA Pro, Ghidra, or Hopper and dynamic tools such as Frida.
• Demonstrated proficiency using common software development tools such as git and cmake.
• Demonstrated proficiency with techniques for Continuous Integration, preferably using Gitlab CI.
• Demonstrated proficiency using Xcode.

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers' mission-critical needs. The company provides advanced defense and commercial technologies across air, land, sea, space and cyber domains. L3Harris has approximately $17 billion in annual revenue, 50,000 employees and customers in more than 130 countries.