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Expert CNO Developer with Security Clearance
MANTECHSan Antonio, TX🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job 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 Minimum Qualifications: * 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 Physical Requirements: * Must be able to remain in a stationary position 50% of the time.
* 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 Minimum Qualifications: * 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 Physical Requirements: * Must be able to remain in a stationary position 50% of the time.
Skills
Ansible
C++
Jenkins
Python
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