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# Expert CNO Developer

- **Company:** Mantech International Corporation
- **Location:** San Antonio, TX, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** C (Programming Language), Microsoft Windows, Software Applications, C++ (Programming Language), Computer Programming, Computer Networks, Continuous Integration, Software Debugging, Python (Programming Language), Linux Kernel, Ansible, Reverse Engineering, Software Engineering, Systems Architecture, WinDBg, Jenkins
- **Published:** July 30, 2026
- **Apply:** https://www.juju.com/job/00000000gkn9rm

## About the Role

+ BS degree and 10+ years of software development experience

 + 5+ years of experience programming and scripting with C/ C++, and Python

 + Experience with Windows and Linux kernel/user-mode development

 + Experience programming and scripting with C, C++, and Python

 + Experience debugging using WinDbg and GDB

Preferred Qualifications:

 + Experience with CNO development

 + Experience with Reverse Engineering using IDA or Ghidra disassemblers

 + Experience with CI/CD workflows using Jenkins, Ansible or similar tools

 + Experience with technical documentation

Clearance Requirements:

 + Must have an active/current Secret security clearance

## Description

**MANTECH** seeks a motivated, career and customer-oriented **Expert CNO Developer** to join our team in **San Antonio, TX** . In this role, you will become an integral member of a diverse team of elite cyber professionals supporting critical national security missions. You will work on challenging technical problems, develop innovative offensive and defensive cyber capabilities, and collaborate with leadership and customers to deliver high-impact solutions in a dynamic environment.

Responsibilities include but are not limited to:

 + Designing and developing new hardware- or software-based CNO capabilities to support mission objectives

 + Managing the design, development, documentation, testing, and debugging of application software and systems

 + Applying expert knowledge of security concepts, computer networks, and system architectures to solve complex technical challenges

 + Communicating project status, technical risks, and solutions effectively with leadership and customers

 + Ensuring established software development standards, best practices, and security guidelines are consistently met


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