← Back to Jobs
Employee
Technology
CNO Developer with Security Clearance
MANTECHHanover, MD🇺🇸United StatesPosted 14 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You'll be part of a dynamic team working on next-generation solutions that safeguard our national security systems. Responsibilities include but are not limited to: * Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities
* Perform design, development, documentation, testing, and debugging of software applications and systems
* Apply knowledge of network and security concepts to support capability development
* Communicate status updates and technical progress to leadership and stakeholders
* Ensure software quality and compliance with development standards
Minimum Qualifications: * BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience.
* Experience in Python or C/C++ programming languages
* Experience with troubleshooting and debugging
Preferred Qualifications: * Experience with networking protocols (TCP/IP) and socket-level programming
* Experience with developing CNO capabilities
* Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices)
* Experience in software analysis or reverse engineering
* Experience using Atlassian tools (JIRA, Confluence, Crucible)
* Understanding of assembly language programming concepts
* Understanding of unit testing frameworks and practices
Clearance Requirements: * Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required. Physical Requirements: * Must be able to remain in a stationary position at least 50% of the time.
* Perform design, development, documentation, testing, and debugging of software applications and systems
* Apply knowledge of network and security concepts to support capability development
* Communicate status updates and technical progress to leadership and stakeholders
* Ensure software quality and compliance with development standards
Minimum Qualifications: * BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience.
* Experience in Python or C/C++ programming languages
* Experience with troubleshooting and debugging
Preferred Qualifications: * Experience with networking protocols (TCP/IP) and socket-level programming
* Experience with developing CNO capabilities
* Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices)
* Experience in software analysis or reverse engineering
* Experience using Atlassian tools (JIRA, Confluence, Crucible)
* Understanding of assembly language programming concepts
* Understanding of unit testing frameworks and practices
Clearance Requirements: * Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required. Physical Requirements: * Must be able to remain in a stationary position at least 50% of the time.
Skills
TCP/IP
Assembly
Confluence
C++
Jira
Python
Similar jobs
Endur Developer
GDH · Houston, United States
11 minutes ago$120k - $125k/yrFull Stack Developer
Electronic Consulting Services, Inc (ECS Federal) · Fairfax, United States
11 minutes ago$120k - $165k/yrSenior Informatica Developer
Idealforce LLC · Phoenix, United States
11 minutes agoFull Stack Engineer
Harmonia Holdings Group, LLC. · United States
12 minutes agoOnBase Administrator/Developer - Remote
VIVA USA INC · United States
34 minutes agoMainframe Developer
Judge Group, Inc. · Malvern, United States
36 minutes ago