Cyber Systems Security Engineer

WHAT WE’RE DOING

At Lockheed Martin's Rotary and Mission Systems Cyber Resiliency organization, we are dedicated to engineering and deploying cutting‑edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats.

As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as:

• Hardening operating systems, applications, and network devices
• Conducting vulnerability scans
• Continuous monitoring of the security posture of the system
• Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing
• Implementing security updates and patches
• Applying configuration changes to ESS, ACAS, and Solar Winds security tools
• Providing support to maintain the Certification and Accreditation (C&A) of the system, including support of the RMF package
• Supporting system administrators, engineers, and operators when troubleshooting events
• Collaboration with system stakeholders to ensure the cybersecurity posture of the system is maintained
• Interfacing with and supporting the ISSO and other government security stakeholders
• Supporting the Security Impact Analysis (SIA) process through the generation of Contract Deliverables (CDRL) and RMF supporting artifacts both on unclassified and classified networks

Travel:
This position requires a government Secret security clearance; you must be a US Citizen for consideration. The role involves around 10% travel to our customer sites throughout the U.S., including:

• Moorestown, NJ – SFS Systems Integration Laboratory
• Space Operations Center, Eglin AFB Site C6, FL
• Potential travel with US passport to Sensor Site 1, Kwajalein Atoll, Marshall Islands

Lockheed Martin is driven by innovation, integrity, and a commitment to excellence. We believe in applying the highest standards of business ethics and visionary thinking to everything we do. As part of our team, you will collaborate with a cross‑functional team of technical professionals, including software and systems engineers and radar operators, to maintain the cybersecurity posture of the Space Fence Radar System.

We are looking for individuals who are passionate about cybersecurity and eager to contribute their skills and expertise to our mission. You should have demonstrable knowledge in cybersecurity administration or systems administration, through practical, hands‑on experience. Strong interpersonal and communication skills, critical‑thinking abilities, and the ability to collaborate effectively with a team are essential.

You should have a solid working knowledge of Linux or Windows based systems and have an active CompTIA Security+ certification or higher IAT certification. You should also be able to obtain a US Secret Security or higher level clearance. Experience with ESS, ACAS, or Solar Winds security tools is a plus, as is experience with Windows Active Directory and familiarity with DISA STIGs.

Joining Lockheed Martin means being part of a dynamic team at the forefront of cybersecurity innovation. You’ll have opportunities to work on challenging projects, expand your skill set, and make a meaningful impact on critical missions. We offer a supportive and collaborative work environment where your contributions are valued and rewarded, and we are committed to your growth and well‑being.

• Demonstrable and relevant cybersecurity engineering or systems administration experience
• Good working knowledge of Linux or Windows based systems
• Information Assurance Technician (IAT) Level II certification or higher (e.g., CompTIA Security+ or CISSP)
• Ability to obtain a Secret DoD Secret security clearance prior to starting this position (requires US citizenship)
• Ability to travel up to 10% to customer sites throughout the U.S.

• Bachelor’s degree in a related field
• Experience with Tenable Security Center, Tenable Nessus, and Assured Compliance Assessment Solution (ACAS) administration
• ACAS scanning experience
• Administration and monitoring of…