CNO Developer, Level 1

Markon

CNO Developer Level 1 at Markon, focusing on vulnerability research and exploit development for software and embedded systems. Collaborating to analyze and operationalize vulnerabilities in support of mission objectives.

Posted 4/29/2026full-timeFort Meade • Maryland • 🇺🇸 United StatesMid-LevelSenior💰 $120,000 - $150,000 per yearWebsite

Tech Stack

Tools & technologies

AndroidAssemblyC++iOSLinuxPythonTCP/IPTypeScript

About the role

Key responsibilities & impact

Conduct vulnerability research on software systems, operating systems, and embedded platforms
Perform reverse engineering using industry-standard tools to analyze binaries and identify vulnerabilities
Assist in developing, testing, and refining exploits and related capabilities
Analyze system behavior at the OS and application level across Windows, Linux, iOS, and Android
Work with low-level programming and assembly across multiple architectures (x86, x64, ARM, etc.)
Support analysis and development involving embedded systems and hardware interfaces (e.g., JTAG/BDI)
Evaluate common exploit mitigations such as DEP and ASLR
Analyze and work with network protocols, including TCP/IP and other communication protocols
Use debugging tools to troubleshoot and understand application and system behavior
Contribute to the development of tools for vulnerability discovery and analysis
Collaborate with team members to support mission objectives and technical solutions

Requirements

What you’ll need

Active TS/SCI W/ Polygraph
Bachelor’s degree in Computer Science, Engineering, or related field with 5+ years of experience.
Experience with Assembly, C, C++, and/or Python
Understanding of operating system internals (Windows, Linux, iOS, Android)
Experience with or exposure to vulnerability research and reverse engineering concepts
Experience reading or writing assembly across architectures (x86, x64, ARM, etc.)
Familiarity with reverse engineering tools (e.g., IDA Pro, Ghidra, Binary Ninja, objdump)
Familiarity with debugging tools (e.g., gdb, WinDbg, OllyDbg)
Exposure to embedded systems or hardware interfaces (e.g., JTAG/BDI)
Understanding of network protocols (TCP/IP and related technologies)
Knowledge of exploit mitigations such as DEP and ASLR
Exposure to modern C++ concepts (e.g., C++11/14, RAII)
Ability to work in a team environment and contribute to technical problem solving.

Benefits

Comp & perks

Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Training and Tuition Assistance
Paid Time Off
Holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

vulnerability researchreverse engineeringlow-level programmingassemblyCC++Pythonoperating system internalsnetwork protocolsexploit mitigations

Soft Skills

team collaborationtechnical problem solving

Certifications

Active TS/SCI W/ Polygraph