Cyber Systems Security Engineering Sr

What We're Doing

At Lockheed Martin
- Rotary and Mission Systems, we're shaping the future of Undersea Warfare (USW) systems. Our mission is to develop innovative technologies that secure our nation’s defense. We are integrating state-of-the-art cybersecurity solutions into mission-critical systems to ensure resilience, integrity, and continued superiority under the sea and across domains.

At Lockheed Martin
- Rotary and Mission Systems, we're shaping the future of Undersea Warfare (USW) systems. Our mission is to develop innovative technologies that secure our nation’s defense. We are integrating state-of-the-art cybersecurity solutions into mission-critical systems to ensure resilience, integrity, and continued superiority under the sea and across domains.

As a Cyber Systems Security Engineer, you will join a Cyber Engineering team that is building new security architectures across a very large and critical System-of-Systems. You’ll drive the development and integration of modern cyber solutions that protect and empower critical Department of Defense (DoD) assets.

• Provide Cyber engineering expertise to support diverse technical assignments, technical reviews, and new architecture efforts
• Research new technology with technical expertise to understand Cyber value and risk to product engineering and integration
• Collaborate across teams on secure system and network design that balances mission goals and cyber protection
• Design, develop, and integrate secure Cyber solutions and processes for Linux environments
• Perform and review security assessments, to ensure Cyber best practices are properly evaluated and communicated to stakeholders
• Take ownership of technical assignments and drive them through the agile process, to create actionable engineering tasks for inclusion in software baselines

We are a mission-driven organization built on collaboration, innovation, and impact. From concept through deployment, our cybersecurity professionals work alongside world-class engineers and developers to secure complex systems in some of the most challenging environments on Earth—and below it. At RMS, we foster a culture of Creativity, collaboration, and continuous learning.

You are an experienced cybersecurity engineer with strong technical depth and a leadership mindset. You want new and diverse technical challenges and willing to work to achieve working systems. You want new and diverse technical challenges, while moving with intention to achieve Cyber resilient working systems. Looking to find your place and provide key Cyber contributions to the program.

At Lockheed Martin, your skills, training, and education are valued—and your future is limitless. You’ll join a team that empowers innovation, supports professional growth, and makes a tangible impact on global security. From day one, you’ll be part of something bigger: protecting what matters most.

• A Bachelor’s degree in Cybersecurity, Computer Science, Computer Engineering, or related engineering field; or equivalent in experience
• Experience with Linux systems and large system development
• Experience with basic networking switch/router/firewall/IDS concepts
• Experience developing Cyber Security Solutions (in any form) as a team
• Experience in researching Cybersecurity capabilities, performing trade studies, and providing expertise to peers and leadership
• Experience in scripting for prototyping and automation (bash, python)

• Cloud experience such as Kubernetes, microservice, and containers (experience in On-Prem Kubernetes is highly valued)
• Proficiency with Cyber best practice security concepts, models, and methods, (e.g., zero trust…