Senior CNO Software Engineer
Company: MANTECH
Location: Aurora
Posted on: March 17, 2026
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Job Description:
MANTECH seeks a highly technical and mission-focused Senior CNO
Software Engineer to join our team in Aurora, CO. In this role, you
will develop advanced CNO capabilities that directly support
national security. You’ll work in a collaborative environment
focused on solving complex technical challenges in support of our
customer’s most critical missions. Responsibilities include but are
not limited to: Design and develop new hardware- or software-based
CNO capabilities Manage the design, development, documentation,
testing, and debugging of applications software and systems Apply
expert knowledge of security concepts and network technologies
Develop data queries for existing or proposed databases or data
repositories Develop or implement algorithms to meet or exceed
system performance and functional standards Minimum Qualifications:
BS Degree in a technical discipline and 14 years of technical work
experience or High School Diploma and 18 years of technical work
experience Experience in Python or C/C++ programming Experience
with troubleshooting and debugging complex systems Experience with
low-level system internals across one or more platforms (e.g.,
Windows, Unix, Mobile, or network devices) Experience with
networking protocols (TCP/IP) and socket-level programming
Experience with developing CNO capabilities Experience with leading
the development of technical CNO solutions Preferred
Qualifications: Experience with programming in assembly languages
Experience in software analysis or reverse engineering Experience
with unit testing frameworks and practices Experience using
Atlassian tools (JIRA, Confluence, Crucible) 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 50% of the time
Keywords: MANTECH, Greeley , Senior CNO Software Engineer, IT / Software / Systems , Aurora, Colorado
