Expert CNO Developer

Salary: $100,000 - 140,000 per year Requirements: Bachelor of Science Degree and 10+ years of relevant experience, or 14+ years of relevant experience in lieu of a degree. Proficiency in Python and C/C++ programming. Troubleshooting and debugging experience. Proficiency with networking (TCP/IP) and socket level programming. CNO capability development experience. Responsibilities: Design and develop new hardware or software-based CNO capabilities. Independently contribute to the design, development, documentation, testing, and debugging of applications software and systems. Apply expert-level knowledge of security concepts and networks. Provide leadership and guidance to other CNO developers on the team. Ensure software standards are met. Technologies: Hardware Python Security TCP/IP Atlassian Confluence HTTP JIRA Mobile Network Unix Windows More: We are seeking a motivated, career-oriented Expert CNO Developer to join our team in Hanover, MD. Become an integral part of a diverse team of elite cyber professionals dedicated to protecting our national security. You will tackle challenging problems and develop innovative solutions at ManTech International Corporation, recognized as a leading company in offensive and defensive cybersecurity. Here, we value our employees by providing excellent benefits, flexible schedules, and abundant opportunities for advancement. If you are a highly motivated individual with the skills and experience we are looking for, we encourage you to apply for this exciting opportunity. Join us in contributing to the advancement of mission-critical technology solutions that make a difference in our nation's security. Security Clearance Requirements: Active/current TS/SCI with Polygraph is required. Physical Requirements: Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery. Regular communication with co-workers, management, and customers is expected. We are an equal opportunity employer and do not discriminate against any employee or applicant for employment based on legally protected characteristics. If you require a reasonable accommodation to apply for a position with us, please reach out to our Corporate EEO Department. We urge applications from minorities, females, disabled individuals, and protected veterans. last updated 34 week of 2026