Senior CNO Developer

MANTECH seeks a motivated, career and customer-oriented Senior CNO Developer to join our team in Annapolis Junction, MD. Responsibilities Include But Are Not Limited ToDevelop custom cyberspace capabilities based on operational requirements and vulnerability research findingsWrite, test, and maintain code for operational tools, exploits, post-exploitation frameworks, and automation systems, implementing operational security (OPSEC) controls in capability design including anti-analysis, evasion, and attribution managementCollaborate with vulnerability researchers to weaponize discovered vulnerabilities into operational capabilities and integrate capabilities with existing operational infrastructure, data pipelines, and deployment systemsConduct unit testing, integration testing, and operational validation of developed capabilities and work with infrastructure developers to ensure capabilities deploy reliably across cloud and traditional environmentsRefactor and maintain legacy capabilities to address target environment changes and operational feedbackDocument capability functionality, usage, limitations, and OPSEC considerations for operatorsParticipate in operational readiness exercises and capability demonstrationsMinimum QualificationsBachelor’s Degree and 9+ years of experience OR High School Diploma/GED and 13+ years of experience OR Associate’s degree and 11+ years of experience OR Master’s Degree and 7+ years, OR a PhD with 5+ years of progressively responsible experience.3+ years software development experience, preferably in offensive / defensive cyberspace operationsExpert proficiency in compiled languages (C, C++, Rust, or Go)Strong proficiency in scripting languages (Python, PowerShell, Bash)Demonstrated experience developing capabilities for Windows and Linux target environmentsUnderstanding of exploitation techniques and post-exploitation workflowsFamiliarity with operational security considerations in capability development (evasion, anti-forensics, attribution)Preferred QualificationsExperience developing capabilities for MacOS, mobile (iOS, Android), or embedded platformsKnowledge of containerization and capability packaging (Docker)Understanding of encryption protocols and cryptographic implementationsExperience with cross-platform development and build systems (CMake, Makefile)Bachelor’s Degree in Computer Science, Software Engineering, or related technical field (or equivalent experience). Previous work supporting CNO / OC missionsClearance RequirementsAn active TS/SCI with Polygraph is required.Must be a U.S. citizen.Physical RequirementsMust be able to remain in a stationary position 50% of the time.Needs to occasionally move about inside the office to access file cabinets and office machinery.Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.Must be able to exchange accurate information in these situations.