Senior Android Developer — Mission-Critical Cyber Tools

Bigbear.ai; McLean (VA); On-site; USD 150,000 - 190,000; Full time

Job summary

BigBear.ai seeks an experienced Android Developer to join a mission-focused cyber team supporting critical national security objectives. You will design and build custom Android capabilities, work with end users to translate needs into solutions, and own end-to-end development from design to deployment and maintenance.

This hands-on role requires working in real-world environments, strong debugging skills, and collaboration with senior engineers to deliver reliable tools under pressure.

Qualifications

• Active US Government Top Secret clearance (or ability to obtain)
• At least 5 years of experience in relevant roles
• Experience developing, testing, and debugging in Python and C
• Experience building UNIX applications with makefiles on mission-relevant platforms
• Experience developing CNO tools and techniques
• Strong socket programming and IP/TCP stack knowledge
• Proficiency with debuggers like WinDbg, gdb, IDA Pro
• Experience reverse engineering native binaries
• Experience developing proof-of-concept exploit software
• Knowledge of OS internals (runtime linker/loader, ELF, filesystem internals, MAC/DAC, process/thread APIs)
• Understanding modern mitigations (ASLR, DEP, NX) and bypass approaches
• Experience with version control (git, GitLab)

Responsibilities

• Design and develop custom software tools for the Android platform
• Own end-to-end development from requirements through sustainment
• Diagnose and debug issues using COTS/GOTS tools and internal frameworks
• Apply networking concepts to tool development
• Produce documentation to operate and support software
• Mentor and guide junior developers to meet mission objectives
• Respond to and solve time-sensitive cyber problems

Skills

Python

C

UNIX development

Networking

Socket programming

Debugger tools

Reverse engineering

Build systems (make)

Git / GitLab

CNO tools

Exploit development

OS internals

Tools

Git

GitLab

WinDbg

gdb

IDA Pro

Job description

BigBear.ai seeks an experienced Android Developer to join a mission-focused cyber team supporting critical national security objectives. You will design and build custom Android capabilities, work with end users to translate needs into solutions, and own end-to-end development from design to deployment and maintenance.

This hands-on role requires working in real-world environments, strong debugging skills, and collaboration with senior engineers to deliver reliable tools under pressure.