Cyber Systems Security Engineer Sr

Lockheed Martin•King of Prussia, PA

15h•Hybrid

About The Position

At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. You will also conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Additionally, you will develop, analyze, and validate security AI design constraints within the cyber domain, collaborate with cybersecurity engineers, system architects, and developers to ensure robust, secure system solutions, and conduct cybersecurity test and evaluation of hardware and software to verify compliance with requirements. You will apply and ensure consistent use of cybersecurity processes, methods, techniques, and tools, and prototype and implement software solutions supporting assessment and authorization activities required by customers.

Requirements

Bachelor's degree in a related field with 5+ years of relevant experience.
Experience with Linux and Windows operating systems.
Experience with AI/ML/DL for cyber analysis and auditing.
Experience with vulnerability scanning and/or patching.
Sec+ Certification.
Base understanding of Risk Management Framework, (RMF) NIST SP 800-53.
Ability to obtain and maintain a DoD government clearance at the Secret level.
Ability to travel up to 10%.

Nice To Haves

Masters degree in a relevant field.
Experience using STIG and vulnerability management tools such as EvaluateSTIG and ACAS.
Experience with employment of DoD Cyber requirements, policies, and processes, to include certification and accreditation as part of DIACAP or RMF.
Ability to provide status and communicate effectively within the Cyber Security Engineering team and related disciplines (Software, Systems, Test).
Experience in Systems Engineering and requirements decomposition.
Previous experience with Agile teams, DevSecOps, SW Development, or some other digital transformation technology.
Possess an approved DoD 8570 baseline certification for IAT Level II (CISSP, CAP, etc.).
Knowledge of Windows Operating Systems.
Knowledge of Linux Operating Systems Administration (Ubuntu and RedHat).
Experience in networking configuration, security configuration, and protocols.
Knowledge of Application Security and SRGs.
Technical curiosity to learn new skills and are ready to help across the team.

Responsibilities

Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms.
Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies.
Develop, analyze, and validate security AI design constraints within the cyber domain.
Collaborate with cybersecurity engineers, system architects, and developers to ensure robust, secure system solutions.
Conduct cybersecurity test and evaluation of hardware and software to verify compliance with requirements.
Apply and ensure consistent use of cybersecurity processes, methods, techniques, and tools.
Prototype and implement software solutions supporting assessment and authorization activities required by customers.