CNO Developer

T-Rex is looking for a talented CNO Developer to work on a program in the Hanover, Maryland area in support of the Intelligence Community.

Responsibilities:

This Position Is An Onsite Role

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 CNO capabilities
• Assists with the design, development, documentation, testing, and debugging of applications software and systems
• Apply knowledge of security concepts and network technologies
• Ensure software engineering standards are consistently met

• BS Degree in a technical discipline or High School Diploma and 4+ years of technical experience
• Experience in Python or C/C++ programming
• Experience with troubleshooting and debugging

Preferred Qualifications:

• Experience with networking (TCP/IP) and socket-level programming
• Experience with low-level system internals across one or more platforms
• Experience in software analysis or reverse engineering
• Experience with developing CNO capabilities
• Understanding of unit testing frameworks and practices
• Understanding of assembly programming concepts
• Familiarity with Atlassian tools such as JIRA, Confluence, and Crucible

Security 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:

• Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.

$120,000 - $150,000 parental leave, tuition reimbursement, 401(k) United States, Maryland, Hanover Jul 16, 2026, In compliance with pay transparency guidelines, the annual base salary range for this position is $120,000 - $150,000. Please note that the salary information is a general guideline only. T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer.

Established in 1999, T-Rex Solutions, LLC is a proven mid-tier business providing data-centric mission services to the Federal government as it increasingly tries to secure and leverage the power of data. We design, integrate, secure, and deploy advanced technical solutions for our customers so they can efficiently fulfill their critical objectives. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.

T-Rex is constantly seeking qualified people to join our growing team. We have built a broad client base through our devotion to delivering quality products and customer service, and to do that we need quality individuals. But more than that, we at T-Rex are committed to creating a culture that supports the development of every employee’s personal and professional lives. T-Rex has made a commitment to maintain the status of an industry leader in compensation packages and benefits which includes competitive salaries, performance bonuses, training and educational reimbursement, Transamerica 401(k) and Cigna healthcare benefits.