Mission-Critical Android Engineer for Cyber Tools

BigBear.ai; North Dakota; On-site; USD 110,000 - 165,000; Full time

Job summary

BigBear.ai is hiring an Android Developer to join a mission-focused cyber team supporting critical national security objectives. You will design, build, test, and sustain custom Android capabilities used by operational teams in fast-moving, real-world environments, delivering reliable tools that perform under pressure.

The role involves end-to-end ownership from design to deployment, collaboration with end users, and mentoring junior developers to meet mission objectives.

Qualifications

• > Must have an active U.S. Government Top Secret (TS) clearance, Full Scope Polygraph (FSP) or the ability to obtain one
• > Must have at least 3+ years of experience
• > Experience developing, testing, and debugging in Python and C
• > Experience building UNIX applications using make files on mission-relevant platforms
• > Experience developing CNO tools and techniques
• > Strong socket programming and packet-level understanding of IP, TCP, and application-layer protocols
• > Proficiency tracing execution with debuggers/tools such as WinDbg, gdb, IDA Pro
• > Experience reverse engineering native binaries
• > Experience developing proof-of-concept exploit software
• > Knowledge of OS internals (runtime linker/loader, ELF, filesystems, MAC/DAC, processes)
• > Understanding of mitigations (ASLR, DEP, NX) and bypass/detection methods
• > Experience with version control (git, GitLab)
• > Native-level mobile development experience (Android native/NDK)
• > Vulnerability analysis experience
• > Assembly familiarity (ARM)
• > Mobile security protections (SELinux, sandboxing)
• > Experience with Objective-C, Swift, C++
• > Ability to work independently and collaboratively in fast-paced env with changing priorities

Responsibilities

• Design and develop custom software tools and techniques for the Android platform
• Own end-to-end development: requirements, design, implementation, testing, and sustainment
• Diagnose and debug issues using COTS/GOTS tools and internal frameworks
• Apply a strong understanding of networking concepts and protocols to tool development
• Produce documentation needed to operate, maintain, and support delivered software
• Mentor and guide junior developers to accomplish mission objectives
• Respond to and solve time-sensitive, real-world cyber problems

Skills

Android native development

Python

C

Networking concepts

Reverse engineering

Debugging

Mentorship

Tools

Git

GitLab

WinDbg

gdb

IDA Pro

Makefiles

Job description

BigBear.ai is hiring an Android Developer to join a mission-focused cyber team supporting critical national security objectives. You will design, build, test, and sustain custom Android capabilities used by operational teams in fast-moving, real-world environments, delivering reliable tools that perform under pressure.

The role involves end-to-end ownership from design to deployment, collaboration with end users, and mentoring junior developers to meet mission objectives.