Position: iOS Savvy Reverse Engineer Computer Scientist (CS3 or CS4)
Clearance: TS/SCI with FS
Employee: Full Time
Location: Columbia, MD

Position Summary:
Emerald Technical Solutions has a full time, open position for a iOS Savvy Reverse Engineer Computer Scientist on the SANDLOTBEAST program out of Columbia Maryland. The SANDLOTBEAST (SLB) program consists of Software Engineers/Cyber Network Operations (CNO) Developers, System Administrators, Information Systems Security Officers (ISSOs), and a Scrummaster. Our performers focus on CNO development across multiple specific teams/technologies including Firmware, Network Devices, Baseband, Windows, Linux/Unix, Mobile (iOS and Android internals), and Virtualization. The SLB teams primarily perform low-level, embedded C development, building robust, well-tested CNO capabilities.

General Responsibilities:

Conduct reverse engineering of iOS applications and firmware to identify functionality, vulnerabilities, and data flows
Analyze mobile application binaries using static and dynamic analysis tools (e.g., IDA Pro, Ghidra, Hopper, Frida, LLDB)
Deobfuscate, decompile, and interpret assembly and high-level code to extract meaningful behavior and logic
Develop custom scripts or tools to support reverse engineering workflows and analysis tasks
Perform technical assessments and produce detailed documentation of findings
Collaborate with internal teams to provide reverse engineering insights that inform system design, security assessments, and software development
Stay up-to-date with evolving iOS architectures, security mechanisms (e.g., SIP, sandboxing, code signing), and jailbreak techniques
Mentor junior engineers on reverse engineering methodologies and tools
Participate in internal peer reviews, technical design sessions, and cross-functional collaborations

You’ll Bring These Qualifications:

Bachelor's degree in Computer Science, Computer Engineering, or related field
5+ years of experience in reverse engineering, with significant focus on iOS platforms
5+ years of software development experience (preferably C)
Proficient in ARM/ARM64 assembly and iOS binary formats (Mach-O)
Strong understanding of iOS internals, including Objective-C runtime, Swift, entitlements, and sandboxing
Hands-on experience with reverse engineering tools: IDA Pro, Ghidra, Frida, Radare2, Hopper, or similar
Familiarity with iOS debugging and instrumentation tools: LLDB, Frida, Cycript, Objection
Working knowledge of static and dynamic analysis techniques and best practices
Ability to write proof-of-concept code or scripts in Python, Swift, or Objective-C
Demonstrated problem-solving skills and ability to work with minimal supervision

Travel Required: None anticipated

Additional Information

Pay Range: The proposed salary range for this position is $180K – 210K
We offer competitive compensation, benefits and learning and development opportunities.