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# Cyber Systems Security Engineering Sr - E3

- **Company:** Lockheed Martin
- **Location:** King of Prussia, PA, United States
- **Experience:** Expert
- **Salary:** $110,300.0 - $204,900.0
- **Contract:** Permanent contract
- **Skills:** Kubernetes Security, Artificial Intelligence, Hypervisor, OpenShift, ArcSight SIEM Tool, Ansible, Zero Trust Network Access, Security Information and Event Management, Virtualization Technology, Scripting, Containerization, Kubernetes, Deployment Automation, Vulnerability Analysis
- **Published:** August 27, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9120411/cyber-systems-security-engineering-sr-e3

## About the Role

This position requires the ability to travel up to 10%., * Minimum 7+ years of experience in cybersecurity, systems engineering, information assurance or relevant experience

 * Experience securing Linux and/or Windows operating systems in enterprise or mission environments.

 * Experience with Automation tools specifically Ansible and familiarity with deployment automation

 * Experience with vulnerability scanning and remediation tools.

 * Experience with scripting languages and automation tools

 * Ability to obtain and maintain a DoD Secret clearance (or higher, as required).

Desired Skills

 * Possess an approved DoD 8570 baseline certification for IAT Level II (CISSP, CAP, etc.)

 * Experience supporting DoD weapon systems, aviation platforms, or classified mission systems.

 * Experience with Containerization technologies to include Kubernetes and Openshift

 * Experience with Virtualization platforms/hypervisors

 * Experience implementing container security and Kubernetes hardening.

 * Familiarity with SIEM Tools deployment and administration specifically ArcSight

 * Experience with Zero Trust architecture and cyber resiliency engineering.

## Description

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.

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.

Please note:

This position requires the ability to obtain and maintain a DoD government clearance at the Secret level.

This position is based out of King of Prussia, PA and is hybrid but required to work onsite 3 days a week., You are a mission-driven engineer with a strong background in cybersecurity and systems engineering. You thrive in collaborative environments and are passionate about applying your skills to safeguard systems against evolving threats. Your ability to assess risks, develop secure designs, and validate solutions makes you a trusted partner in ensuring mission success.


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