Android Developer

Cohere Technology Group LLC; Virginia (MN); On-site; USD 120,000 - 180,000; Full time

Job summary

Cohere Technology Group LLC is seeking an Android Developer to join a mission-focused team solving real-time cyber challenges. You will design Android software, lead end-to-end development, and mentor junior developers in a fast-paced environment.

The role requires strong expertise in Python, C, UNIX, and networking. Based in the United States with on-site work in Virginia, the position offers opportunities to work on advanced cyber defense tools and to contribute to critical projects requiring

Qualifications

• Experience developing, testing and debugging Python and C.
• Experience with UNIX applications using make files or similar build environments.
• Knowledge of network sockets programming and IP/TCP protocols.
• Experience with reverse engineering native binaries and exploit development.
• Familiarity with Unix kernel internals and OS runtime concepts.

Responsibilities

• Design and develop Android tools and software for real-time cyber challenges.
• Lead end-to-end development and documentation of software.
• Diagnose and debug issues using appropriate tooling.
• Mentor junior developers to achieve mission objectives.
• Solve real-time cyber challenges as part of a mission-focused team.

Skills

Python

C

UNIX

Networking

Debugging

Git

Reverse engineering

WinDbg/gdb/IDA Pro

ARM assembly

Mobile development

Education

Undergraduate degree in Computer Science

Tools

Gitlab

Job description

Overview

Android Developer — we are seeking an Android Developer to join our team to solve real-time cyber challenges. We look for individuals who enjoy working on a mission-focused team that works closely with our end users.

Responsibilities

• 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.
• Solve real-time cyber challenges.

Place of Performance

• Dulles, Virginia

Qualifications

• 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.