> Markdown version of [/jobs/ext/2097712-cno-developer](https://www.wearedevelopers.com/jobs/ext/2097712-cno-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # CNO Developer - **Company:** CORSOCARE PHARMACY SERVICES, LLC - **Location:** Fort Meade, MD, United States - **Experience:** Expert - **Salary:** $91,000.0 - $154,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Microsoft Windows, Software Applications, Assembly Language, Confluence, JIRA, Unit Testing, Unix, C++ (Programming Language), Software Quality, Software Debugging, Networking Hardware, Python (Programming Language), Network Security, Network Protocols, Program Analysis, Reverse Engineering, TCP/IP, Computer Network Operations, Software Troubleshooting, Atlassian Tools - **Published:** August 17, 2026 - **Apply:** https://www.careerjet.com/job/us952efbd4df9db65ce5fdfcab708dbc09/eaa ## About the Role * Must possess a current and active TS/SCI with Polygraph. * One of the following education/experience combinations: * Bachelor's degree and 4+ years of technical work experience * Master's degree and 2+ years of technical work experience * High school diploma and 8+ years of technical work experience * Experience programming in Python or C/C++. * Experience with troubleshooting and debugging. * Must be willing and able to obtain an additional polygraph prior to start, if required. * Must be able to remain in a stationary position at least 50% of the time Preferred Qualifications: * Experience with networking protocols, including TCP/IP, and socket-level programming. * Experience developing CNO capabilities. * Experience with low-level system internals across one or more platforms, such as: - Windows, Unix, Mobile, Network devices * Experience in software analysis or reverse engineering. * Experience using Atlassian tools, including: - JIRA, Confluence, Crucible * Understanding of assembly language programming concepts. * Familiarity with unit testing frameworks and software testing best practices. ## Description Core4ce is seeking a skilled and mission-focused CNO Developer to join our team in Hanover, MD. In this role, you will support the development of mission-critical offensive cyber capabilities and contribute to advanced Computer Network Operations (CNO) initiatives. You will work alongside a highly technical team to build next-generation solutions that support national security missions. Responsibilities: * Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities. * Perform design, development, documentation, testing, and debugging of software applications and systems. * Apply knowledge of networking and security concepts to support capability development. * Communicate technical progress, project status, and risks to leadership and stakeholders. * Ensure software quality and adherence to development standards. *This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth., About ARSIEM Corporation At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. 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