Senior iOS Security Engineer

Job Title: Senior iOS Security Engineer

Location: Springfield, VA

At REDLattice, we are a global leader in delivering cutting-edge technical cybersecurity products and services. As we grow and adapt in an increasingly complex digital environment.

We are driven by mission-critical and innovative work that directly contributes to protecting our nation's and strategic partners' most vital infrastructure. Our teams lead advanced vulnerability analysis and develop tailored cyber solutions to meet the demands of rapidly evolving mission space. With offices in Northern Virginia, Melbourne, Florida, Tel Aviv, Israel, and other strategic locations, REDLattice is growing rapidly to meet the evolving needs of our customers.

Position Summary:

REDLattice is seeking a Senior iOS Security Engineer to join our team in Springfield, VA. In this role, you'll work alongside a team of talented engineers developing, modifying, and maintaining iOS and Darwin/XNU kernel-level components to support advanced mobile-centric efforts. The ideal candidate will bring a strong background in C/C++, Objective-C/Swift, Python, and embedded systems, with hands-on experience in iOS kernel or userland vulnerability research, reverse engineering, and exploit development. This position offers the opportunity to conduct in-depth research into iOS internals, secure boot chains, sandboxing, and memory protections, contributing to mission-critical capabilities in a collaborative, cutting-edge environment.

Key Responsibilities:

• Develop, modify, and maintain iOS kernel source code
• Identify vulnerabilities in iOS platforms
• Regular collaboration, communication and documentation on iOS research and analysis

Skills:

• Strong proficiency in C/C++, Python and embedded systems
• Experience with iOS or XNU kernel vulnerability research and development
• Understanding of the iOS or internals, reverse engineering and vulnerability research analysis
• In-depth understanding of Mobile OS internals and build environments (MakeFile, ADB, etc.)
• In-depth understanding of network protocols (preferred)
• Familiarity with modern software engineering concepts (preferred)
• Knowledge of common CNO techniques (preferred)
• Knowledge of kernel modules (preferred)

Security Clearance:

• Active TS/SCI required

Equal Employment Opportunity Statement:

REDLattice is an equal-opportunity employer. We value diversity and strive to create an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, or membership in any other group protected by federal, state, or local law. We are committed to creating a work environment that respects and celebrates differences.

Join us at REDLattice and be a part of a team that is at the forefront of cyber innovation and security. Apply today!