CNO Software Engineer​/Developer Security Clearance

Position: CNO Software Engineer / Developer with Security Clearance
Location: Hanover

Job Number 717646

Description:

Yes! Up to $25K Sign-On Bonus for External Hires WHAT WE'RE DOING
Lockheed Martin Cyber & Intelligence is at the forefront of defending our nation against advanced cyber threats. We develop innovative offensive cyber capabilities that protect national security and preserve our way of life. Our work directly impacts the safety and security of millions. Explore our Cyber Mission | Lockheed Martin THE WORK Are you driven by the thrill of outsmarting advanced security systems?

Do you find satisfaction in staying one step ahead of adversaries? Join Lockheed Martin Cyber & Intelligence's Offensive Cyber team-where we don't just test defenses, we pioneer the techniques, tools, and exploits that define the cutting edge of offensive cyber operations. We're seeking highly skilled offensive cyber professionals who are passionate and driven to develop solutions that surpass existing security measures.

As a member of our team, you'll design and implement advanced capabilities, think creatively, and push the boundaries of what's possible. WHO YOU ARE As a CNO (Computer Network Operations) offensive cyber professional, you'll operate as a "cyber warrior"-harnessing expertise in computer systems and networks to disrupt and disable adversary capabilities. We're hiring for multiple specializations:
Vulnerability Analysts
Exploit Developers
Hardware/Software Reverse Engineers
Offensive Cyber Tool Developers
Embedded Developers
Cyber Researchers Technology domains include:
Traditional computing (Windows/Linux/MacOS)
Mobile platforms (Android/iOS)
Wireless technology, IoT, ICS/SCADA
Enterprise technologies
Special-purpose embedded and real-time systems

Key responsibilities:

Design, develop, and integrate offensive cyber tools and exploits
Conduct vulnerability research and reverse engineering
Develop innovative solutions to stay ahead of emerging threats
Collaborate with cyber professionals on mission-critical operations
Test and validate capabilities WHY JOIN US
Stability Meets Innovation
Stop searching for your next assignment with every contract change. Join a company with incredible breadth and depth in programs and technologies-work that will never leave you bored or looking for what's next. Mission That Matters
Your work directly protects national security and makes a tangible difference in the world. Career Growth
Work alongside industry-leading experts, gain exposure to cutting-edge technologies, and build skills that define your career trajectory in offensive cyber operations. Your Health, Your Wealth, Your Life
Competitive pay, flexible schedules, and comprehensive benefits enable you to live a healthy, fulfilling life at and outside of work. Learn more about Lockheed Martin's comprehensive benefits package We support our employees, so they can support the mission. #OneLMHot Jobs
#RMSTG
2026

Basic Qualifications:

✅ Active US security clearance with polygraph (required) ✅

Education:

Bachelor's degree in Computer Science, Information Systems, or Network Engineering from an accredited institution OR 4 years equivalent hands-on experience in lieu of degree ✅ Programming experience with one or more:
Assembly, C, C++, or Python ✅ Platform experience in one or more:
Windows, Unix, Embedded, or Mobile platform applications
Desired

Skills:

⭐ 2+ years professional experience in computer science ⭐ Ability to design, write, and execute comprehensive software test plans

⭐ Experience with reverse engineering or vulnerability analysis ⭐ Knowledge of networking protocols and socket-level programming ⭐ Familiarity with debugging and troubleshooting complex systems
Clearance Level: TS/SCI w/Poly SP
Other Important Information You Should Know
Expression of Interest:
By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time:
The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules:
Lockheed Martin…