Cyber Systems Security Engineer Sr (Stratford, CT)

Job Description At Lockheed Martin - Rotary Mission Systems, we are leading the development of state-of-the-art technologies that are integral to national security and defense. We are focused on integrating cutting‑edge cybersecurity measures to ensure the resilience and security of our systems, enhancing operational effectiveness and safety in an increasingly complex digital landscape. What we’re doing We are leading the development of state‑of‑the‑art technologies that are integral to national security and defense. Our commitment to advancing mission‑critical solutions drives us to embed advanced cybersecurity features, supporting systems resilience and safety. The work As a Cyber Systems Security Engineer Sr, you will support the integration of modern cybersecurity solutions across multiple Owego programs, ensuring our systems remain effective and resilient against evolving threats. Key responsibilities Cybersecurity Design & Implementation: Support the decomposition of Statements of Work (SOW) into actionable cybersecurity solutions. Design and oversee the implementation of critical cybersecurity capabilities. Collaboration & Strategy Development: Work with internal and external teams to enhance Cyber Resiliency across a portfolio of Owego programs. Cybersecurity Leadership: Lead the effort to streamline the Risk Management Framework (RMF) process and accelerate Authority to Operate (ATO) approvals. Security Lifecycle Oversight: Oversee the development of cybersecurity artifacts, ensuring compliance with industry standards like NIST800‑53. Lead efforts to achieve and maintain ATO for systems and technologies. This position requires the ability to maintain a government DoD SECRET level clearance. This position is onsite in Owego, NY. Who we are Lockheed Martin - Rotary Mission Systems is a global leader in delivering advanced technology solutions to our customers, with a focus on defense, aerospace, and cybersecurity. Our teams work in a dynamic, collaborative environment, tackling challenging and impactful projects in defense technology. Who you are Are passionate about cybersecurity and innovation in the defense sector. Possess strong technical expertise in Cyber Resiliency and Security Engineering with a deep understanding of NIST800‑53 controls. Have experience implementing modern cybersecurity solutions and understanding of DEVSECOPS initiatives to enhance system resilience. Are comfortable supporting technical discussions and collaborating effectively with both internal and external stakeholders. Have a proven track record of achieving system Authority to Operate (ATO) and driving compliance in complex environments. Enjoy working in a dynamic, fast‑paced environment and can adapt to changing technical requirements and challenges. Why join us Work on cutting‑edge radar technologies that are essential to national security and defense. Collaborate with innovative professionals across multiple disciplines and technologies to solve complex challenges. Contribute to high‑visibility, impactful projects that directly support the mission of ensuring global security. Be part of a culture that encourages creativity, innovation, and excellence in everything we do. If you are driven by a passion for cybersecurity, mission success, and advancing defense technology, we want to hear from you! Learn more about Lockheed Martin's Comprehensive benefits package here! Desired skills Engineering bachelor's degree with 5 years experience. Experience using Security Center/ACAS – Assured Compliance Assessment Solution. Scripting experience (e.g. Python, Bash, PowerShell). Strongly written and verbal communication skills. Familiarity with RTCA DO-356. Experience navigating and securing Linux and Windows. Ability to analyze security reports and mitigate security vulnerabilities. #J-18808-Ljbffr