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Full time
Technology

Senior CNO Software Engineer

MANTECHHanover, MD🇺🇸United StatesPosted 17 Jul 2026

Quick Overview

Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Senior CNO Software Engineer | Hanover, MD, United States | Hybrid This employer is seeking a highly technical and mission-focused Senior CNO Software Engineer to contribute to critical national security efforts. The role involves developing advanced capabilities within a collaborative environment, tackling complex technical challenges to support vital customer missions. The Role • Design and develop new hardware or software-based CNO capabilities. • Manage the full lifecycle of applications software and systems, including design, development, documentation, testing, and debugging. • Apply expert knowledge of security concepts and network technologies. • Develop data queries for existing or proposed databases. • Develop or implement algorithms to meet or exceed system performance and functional standards. What You'll Need • BS Degree in a technical discipline with 14+ years of technical experience, OR High School Diploma with 18+ years of technical experience. • Proficiency in Python or C/C++. • Experience troubleshooting and debugging complex systems. • Familiarity with low-level system internals across platforms like Windows, Unix, Mobile, or network devices. • Experience with networking protocols (TCP/IP) and socket-level programming. • Proven experience developing CNO capabilities and leading the development of technical CNO solutions. • Must possess a current/active TS/SCI w/Polygraph security clearance. What's On Offer • Opportunity to work on cutting-edge CNO capabilities directly supporting national security. • Collaborative team environment focused on solving complex technical challenges. • Hybrid work arrangement offering flexibility. • Potential for professional growth and engagement with advanced technology. Apply via Haystack today!

Skills

TCP/IP
C++
Python

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