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Windows CNO Software Engineer

Job in Herndon, Fairfax County, Virginia, 22070, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-07-18
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 90000 - 130000 USD Yearly USD 90000.00 130000.00 YEAR
Job Description & How to Apply Below

As a leader in defense technology cybersecurity. Lockheed Martin designs innovative, custom fit capabilities that strengthen both offensive and defensive cyber operations for customer missions. We are seeking Cyber Network Operations (CNO) Windows Developers who want to solve technical challenges and build tools used in real-world applications.

Why the CNO Developer role at Lockheed Martin Space:
  • Mission critical impact:
    Develop state-of-the-art tools and platforms that help our customers to gather intelligence, protect critical infrastructure and outpace evolving threats.
  • Technical expertise:
    Apply your deep knowledge in traditional computing (Windows/Linux/MacOS), mobile technology (Android/iOS), wireless technology, IoT, IC/SCADA, enterprise technologies, and special-purpose embedded and real-time systems.
  • Innovation lab environment:
    Work closely with a collaborative, multidisciplinary team and have direct access to senior cyber strategy leaders.
  • Professional growth:
    Expand your technical depth through mentorship from senior CNO developers, attend specialized cyber training, and earn certifications while contributing to patented solutions.
Basic Qualifications:
  • Experience performing Software Development and writing in software languages such as: C, C++, Python
  • Demonstrated experience developing, testing and debugging code at the operating system level (kernel development experience is desired)
  • Demonstrated experience in tool development and operating system architecture of the Windows platform
  • Experience using Visual Studio IDE, Windows SDK, and Windows DDK, WinDBG or equivalent
  • Demonstrated understanding of network protocols and data flows
  • Active TS clearance with SCI eligibility; US citizenship is required
Desired

Skills:
  • Experience with writing effective Windows Kernel-level code and extensions (such as device drivers for networking, storage, audio, video, etc.)
  • Software development experience including design, implementation, testing, analysis and debugging supporting CNO/CNE.
  • Experience in vulnerability research and applying various analysis techniques
  • Experience in reverse engineering in various architectures (i.e. x86, ARM)
  • Demonstrated in-depth understanding of low level operating systems development and API(s)
  • Experience with writing effective OS level code and extensions (such as device drivers for networking, storage, audio, video, etc.)
  • Demonstrated experience performing Software Configuration Management
  • Demonstrated experience writing unit test when developing new software and fixing bugs

Security Clearance Statement:
This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: TS/SCI

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

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