Position Summary: Emerald Technical Solutions has a full time, open position for a Android Savvy CNO Developer 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:
Design, develop, and maintain mission-focused tools and capabilities targeting Android platforms
Develop low-level Android modules, implants, and payloads to support Computer Network Operations (CNO)
Conduct research into Android OS internals including AOSP, SELinux, Binder IPC, system services, and custom OEM features
Work with obfuscation, anti-analysis evasion, and secure data exfiltration techniques
Write and optimize code in C/C++, Java/Kotlin, and native Android SDK/NDK environments
Reverse engineer Android applications and system components to inform capability development
Perform debugging and dynamic analysis on Android devices using tools such as GDB, Frida, JEB, IDA Pro, or Ghidra
Collaborate closely with mission operators, analysts, and security researchers to align technical deliverables with operational goals
Participate in code reviews, technical briefings, and contribute to knowledge-sharing efforts across teams
You’ll Bring These Qualifications:
Bachelor's degree in Computer Science, Computer Engineering, or related field
5+ years of experience in software development
3–5 years of experience in CNO development, low-level Android development, or mobile exploitation
Strong proficiency with Android OS internals, AOSP structure, Linux kernel architecture, and ARM/ARM64
Experience with native development using Android NDK, JNI, and custom ROMs or bootloaders
Proficient in C, C++, and Java/Kotlin; familiarity with scripting in Python or Bash
Hands-on experience with reverse engineering tools like Ghidra, IDA Pro, JEB, Frida, or Radare2
Comfortable working in secure, agile, and sometimes ambiguous environments
Strong understanding of secure coding, exploit mitigation, and mobile system security
Travel Required: None anticipated
Additional Information
Pay Range: The proposed salary range for this position is $150K – 190K
We offer competitive compensation, benefits and learning and development opportunities.