Expert CNO Developer

ManTech; San Antonio (TX); On-site; USD 140,000 - 200,000; Full time

Job summary

MANTECH seeks a motivated, career- and customer-oriented Expert CNO Developer to join our team in San Antonio, TX. You will work with a diverse team of elite cyber professionals supporting critical national security missions and develop innovative offensive cyber capabilities in a dynamic environment.

Responsibilities include designing and developing capabilities, managing full lifecycle development, and communicating status and risks to leadership and customers while adhering to security

Qualifications

• Bachelor’s Degree or higher with 9+ years in technical roles; Master’s 7+ years; PhD 5+ years.
• Experience with Windows or Linux kernel/user-mode development.
• Experience with Windows APIs and network protocols.
• Proficient in C, C++, and Python programming.
• Experience debugging with WinDbg and GDB.
• Able to pass customer-specific senior-level developer exams.

Responsibilities

• Design and develop new hardware- or software-based CNO capabilities to support mission objectives.
• Manage design, development, documentation, testing, and debugging of applications.
• Apply expert knowledge of security concepts, networks, and system architectures to solve complex challenges.
• Communicate project status, risks, and solutions with leadership and customers.
• Ensure adherence to software development standards and security guidelines.

Skills

C/C++

Python

Kernel development

Windows APIs

GDB/WinDbg

Education

Bachelor’s Degree

Master’s Degree

PhD

Tools

IDA

Ghidra

Jenkins

Ansible

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 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 design, development, documentation, testing, and debugging 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:

• Bachelor’s Degree and 9+ years of technical experience or Master’s Degree and 7+ years of technical experience, or a PhD with 5+ years of technical experience
• Experience with Windows or Linux kernel/user-mode development
• Experience with Windows APIs and network protocols
• Experience programming and scripting with C, C++, and Python
• Experience debugging using WinDbg and GDB
• Ability to pass customer-specific Senior-level exams for developer qualification

Preferred Qualifications:

• Experience with OCO and/or CNO development
• Experience with Reverse Engineering using IDA or Ghidra disassemblers
• Experience with CI/CD workflows using Jenkins, Ansible or similar tools

Clearance Requirements

Active TS/SCI clearance is required

Physical Requirements

Must be able to remain in a stationary position 50% of the time

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.