CNO Developer-Mid
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
At NetSage, we are more than a government contractor—we are a mission-focused partner dedicated to advancing national security through exceptional cyber expertise. We believe our success begins with our people, which is why we invest in and care for our employees. We know that employee retention is mission continuity, and we are committed to building long-term careers where our people can grow alongside our customers' evolving missions.
Our employees enjoy meaningful work, competitive compensation, outstanding benefits, and opportunities to expand their skills across multiple mission areas. To learn more about our comprehensive benefits and what it's like to build your career at NetSage, visit our Careers page.
NetSage's standard text
Due to the sensitive nature of the work we support, some job descriptions intentionally provide a high-level overview of the role. If you'd like to learn more about a particular opportunity, we encourage you to apply directly or connect with us through our Get In Touch page. We'd be happy to discuss how your experience aligns with our mission and explore where you can make an impact.
Job Description:
We are seeking a CNO Developer to help solve some of our customers’ most challenging problems. In this role, you will support the designing, developing, documenting, testing, debugging, and maintenance of various systems and software. The ideal candidate for this position will have demonstrable experience working on CNO missions, have strong proficiency in low-level programming languages, and knowledge of security concepts and networks. Please consider applying if you meet the following qualifications.
Required Qualifications:
- TS/SCI with polygraph security clearance.
- A Bachelor of Science (B.S.) degree in Computer Science or related field and four (4) years of programming experience. Also acceptable is no degree and eight (8) years of programming experience.
- Experience programming in Assembly, C, C++, Java, Perl, or Python.
- Proficiency in low-level internals in one or more technology areas (e.g., Windows, Linux, Mobile, Network devices).
- Proficiency with networking (TCP/IP) and socket-level programming.
- Experience creating and briefing technical presentations, written reports, and demonstrations of developed software.
- Experience in CNO or related cybersecurity operations.
What this role asks for
Particular to this role
Linux · Perl
Rare in NetSage's other 32 open postings.
Standard for software engineering roles
Python
Common in software engineering postings at any company.
80% of this description is written for the role. The rest is NetSage's standard text, folded away below.
Read against NetSage's other open postings on this site.
The team: Cybersecurity
This role is one of 5 open in Cybersecurity.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
C (5 of 5), Cybersecurity (5 of 5), C++ (4 of 5), Perl (4 of 5), Python (4 of 5), C# (2 of 5), Java (2 of 5)
OTHER ROLES ON THIS TEAM
- CNO Programmer-Principal posted Jul 30
- CNO Programmer-Senior posted Jul 30
- Mobile CNO Developer-Mid posted Jul 3
- CNO Reverse Engineer-Mid posted Jul 3
From the team and dates on NetSage's own job board.
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