M9

Windows CNE Developer

M9 Solutions
Arlington, Remotefull_timePosted 28 May 2026

About the role

<div class="content-intro"><p>M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations that desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting.</p> <p> </p></div><p>M9 Solutions is seeking a <strong>Windows CNO Developer </strong>to work on-site in support of a government contract for a client located in <strong>Arlington, VA</strong>. An active <strong>TS/SCI with Full Scope Polygraph clearance</strong> is required.</p> <p><strong>Responsibilities</strong></p> <ul> <li>Design, develop, and maintain CNO/CNE capabilities targeting Windows systems.</li> <li>Implement low-level functionality in C, interacting with Windows internals (WinAPI, processes/threads, memory management).</li> <li>Debug, test, and harden capabilities for use in real-world operational environments.</li> <li>Collaborate with operators, analysts, and fellow developers to refine and extend capabilities based on mission needs.</li> <li>Document designs and implementations in a manner appropriate for secure, classified environments.</li> </ul> <p><strong>Required Skills and Qualifications</strong></p> <ul> <li>Active TS/SCI with Full Scope Polygraph clearance.</li> <li>3+ years of experience in CNO/CNE development, exploit development, or related offensive cyber work focused on Windows.</li> <li>Strong C programming skills (systems-level or low-level development).</li> <li>Solid understanding of Windows internals (APIs, processes, threads, memory, etc.).</li> <li>Experience developing, debugging, and troubleshooting in Windows environments.</li> <li>Experience with reverse engineering tools (e.g., IDA, Ghidra, x64dbg).</li> <li>Background in vulnerability research, exploit development, or malware development.</li> <li>Scripting experience (Python or similar) for tooling and automation.</li> </ul><div class="content-pay-transparency"><div class="pay-input"><div class="description"><p></p> <p><strong>Full-Time Employee Compensation</strong></p> <ul> <li>M9 Solutions’ pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional

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M9 Solutions

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