Windows/Linux CNO Developer jobs in United States
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Two Six Technologies · 2 weeks ago

Windows/Linux CNO Developer

positionArlington, VA
timeFull-time
remoteOnsite
senioritySenior Level
money$100K/yr - $220K/yr
date6+ years exp

Two Six Technologies is a company that builds and implements innovative products to tackle complex challenges. They are seeking Windows and Linux CNO developers to support mission-oriented efforts in delivering solutions in challenging environments.

Cyber SecurityInformation TechnologyNetwork Security
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Support cybersecurity development efforts as part of a smaller team in a SCIF
Manage assigned tasks and provide accurate estimations of completion time
Architect and design software solutions

Qualification

C/C++ programmingPythonCNO developmentOperating SystemsSoftware reverse engineeringNetworking protocolsCryptographyDebugging toolsTask managementTeam collaboration

Required

Six plus years of professional software development experience writing in C, C++, and Python
Six plus years of experience working in a CNO development environment
Six plus years of demonstrated in-depth experience developing, testing, and debugging software
Demonstrated in-depth understanding of low-level operating system features and kernel development
Active TS/SCI

Preferred

Software reverse engineering – IDA Pro, Ghidra, disassembly tools
Networking – networking stack, TCP, and UDP protocols
Cryptography – TLS, PKCS
Debugging – GDB, WinDbg, OllyDbg, Valgrind, Visual Studio
Operating Systems - Windows and Linux user and/or kernel space development

Benefits

Medical, dental, and vision insurance
Life and disability insurance
Retirement benefits
Paid leave
Tuition assistance
Professional development

Company

Two Six Technologies

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Two Six Technologies provides cybersecurity and technology solutions for national security customers.
dateFounded in 2017
location
Arlington, Virginia, USA
people-size501-1000 employees
web-link
https://twosixtech.com/

Funding

Current Stage
Late Stage
Total Funding
$54.56M
2026-01-05Series Unknown· $10M
2024-01-30Series Unknown· $2.2M
2023-10-16Series Unknown· $8.73M

Leadership Team

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Bob Kwaja
Chief Financial Officer
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Richard Housley
Chief Scientist, Reverse Engineering
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Recent News

Two Six Technologies
Two Six Technologies Celebrates New Facility in Ohio
2025-10-28
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Two Six Technologies Celebrates Office at Coppermine Commons in Herndon, Virginia
2025-09-15
Technically Media
How Two Six Technologies company leverages federal contracts to expand
2025-08-09
Company data provided by crunchbase