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Software Developer (Reverse Engineering) with Security Clearance

Company:
Mission Services LLC (MSI)
Location:
Lorton, VA, 22079
Posted:
January 08, 2026
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Description:

Title: Reverse Engineer

Client: FBI

Location: Newington, VA Summary:

Analyze Android/iOS applications, operating systems, and binaries to extract forensic artifacts and support FBI investigative missions.

Responsibilities:

• Perform static/dynamic analysis using Ghidra, IDA Pro, Frida, LLDB.

• Develop hook libraries for message interception, multimedia, and crypto.

• Reverse engineer anti-tamper ecosystems and document bypass methods.

• Extract and normalize artifacts (SQLite, WAL files, logs, caches).

• Deliver outputs in JSON/XML/STIX for JADE integration.

• Engineered iOS cyber capabilities to enable operations across multiple customer missions Developed custom security tool in C and Objective-C for automating vulnerability discovery to support capability development Automated the build, test, and deployment environment to support safe and scalable capability validation Skills/Experience:

• Strong background in binary analysis, mobile OS internals, anti-tamper research.

• Proficient in Python or Java for parser/tool development.

• Experience with emulator/sandbox environments and forensic workflows.

• Python, C, C++, C

• In-depth knowledge of Android, Linux, and Windows operating system internals

• Cryptography and secure computing

Contractor

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