CNO NetDev Developer

Overview

BigBear.ai is seeking a CNO NetDev Developer to serve as a general-purpose CNO reverse engineer focused on network-based devices supporting high-impact, mission-forward efforts. In this role, you will design, develop, prototype, modify, and integrate capabilities that deliver mission-centric outcomes. You'll partner closely with analysts, operators, data scientists, and software engineers to provide responsive, tactical support in a fast-moving operational environment.

If you're energized by reverse engineering, network protocols, and building innovative tooling under real-world constraints, this role offers the chance to make immediate mission impact.

What you will do

• Augment existing toolsets to meet evolving operational and mission requirements
• Derive, document, and analyze requirements to ensure technical solutions align with mission objectives
• Prototype capabilities to validate concepts, demonstrate feasibility, and confirm understanding of requirements
• Develop deployable toolsets that function effectively within operational constraints and mission environments
• Test and oversee testing to ensure deliverables are stable, reliable, and ready for deployment

What you need to have

• Clearance: Must possess and maintain an active TS/SCI with Polygraph
• 5 to 8 years of relevant experience with a B.S., or 10+ years with an M.S.
• Four (4) additional years of software engineering experience may be substituted for a bachelor's degree
• Familiarity with Unix-based systems
• Experience reverse engineering Linux-based network devices
• Strong understanding of network protocols (e.g., TCP/IP) and network traffic analysis (e.g., Wireshark)
• Proficiency developing and modifying software in C/C++, Python, and Assembly
• Ability to provide sustainment/support for fielded software systems
• Experience with version control tools such as Git and Subversion
• Familiarity with Atlassian tools (e.g., Jira, Confluence)
• Experience supporting production CNO capabilities and operations

What we'd like you to have

• Reverse engineering experience on Windows and/or embedded platforms (including RTOS)
• Additional programming experience in one or more of: Java, JavaScript, Bash, PowerShell, Perl, C#, Rust
• Experience developing CNO-focused software for Linux, Windows, and/or embedded targets
• Background in Vulnerability Research and Exploit Development
• Knowledge of end-to-end SIGINT collection and analysis systems

About BigBear.ai

BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai's predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai.

BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.