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Android Developer We are in need of an Android Developer to join our team to solve real-time cyber challenges. Looking for individuals who enjoy working on a mission-focused team that works very closely with our end users. Duties include: design custom software tools and techniques for the Android platform; be responsible for end-to-end design and development of custom software; diagnose and debug issues using both COTS and GOTS tools; have a firm understanding of how networks work; develop documentation pertinent to operating and supporting developed software and techniques; mentor and lead junior-level developers to accomplish mission objectives; and solve real-time cyber challenges. Place of Performance * Dulles, Virginia Required Experience * Development, testing and debugging Python and C * Experience in UNIX applications using make files or comparable build environments, mission-applicable platforms. * programming CNO tools and techniques * Network sockets programming and expert packet-level understanding of IP, TCP, and application-level protocols. * Tracing code execution in a debugger (WinDbg/gdb/IDA Pro). * Reverse engineering native binaries. * Developing proof-of-concept exploit software * Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary access control mechanisms, and process and thread APIs and data structures * Understanding of security protection mechanisms (ASLR, DEP, NX), how to defeat them, and how to detect a defeat * Working with version control software such as git, Gitlab, etc. Desired Experience * Experience with native-level mobile development * Experience with vulnerability analysis * Experience with assembly, preferably ARM * Understanding of mobile security protection mechanisms, such as SELinux and application sandboxing * Objective-C, Swift or C++ programming * Ability to work independently and as part of a team in a fast-paced environment with ever-changing requirements. Security Clearance * U.S. government Top Secret security clearance * Possess a Full Scope Polygraph or ability to obtain one Education Undergraduate degree in Computer Science preferred.