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Brian Ledbetter
Senior Cybersecurity Engineer at MITRE
Mobile, AL, United States
Details
Education:
Master of Science (M.S.)
Computer and Information Sciences, Information Systems Specialization, Information Assurance Track
University of South Alabama
2014 : 2017
Bachelor of Science (B.S.)
Information Technology, Digital Forensics Track
University of South Alabama
2011 : 2014
Computer and Information Sciences, Information Systems Specialization, Information Assurance Track
University of South Alabama
2014 : 2017
Bachelor of Science (B.S.)
Information Technology, Digital Forensics Track
University of South Alabama
2011 : 2014
Experience:
Full-time remote telework as a subject matter expert in support of programs focused on national security
2019 : Present
MITRE
Senior Cybersecurity Engineer
• Support Foreign Military Sales (FMS) programs within the Air Force Life Cycle Management Center (AFLCMC) FMS and International Division (HBN) as a Subject Matter Expert (SME) for FMS Cross Domain Solutions (FMS CDS)
• Collaborate with AFLCMC/HBN and Missile Defense Agency (MDA) FMS CDS PMOs to provide :
o Information to programs/partner nations on current baseline FMS CDS capabilities and limitations
o Engineering advisement on architectural and information exchange requirements (IERs) for FMS CDS acquisitions and necessary data transfer policy requests to applicable Combatant Commands
2020 :
MITRE
AFLCMC/HBN - Lead FMS CDS Engineer
- Provided Systems Security Engineering (SSE) and Defensive Cyber Operations (DCO) technical expertise to the Missile Defense Agency (MDA) Ground-Based Midcourse Defense (GMD) weapon system program office to support component development and test, performance assessment, risk mitigation, and accreditation efforts
- Contributed to the update an RMF implementation plan to align performance specifications and technical cybersecurity recommendations with applicable security controls for continued development and revision within an established weapon system
2019 : 2020
MITRE
MDA - GMN/GMD Cybersecurity SME
Assumed ownership and custodial responsibilities of the Cross Domain Assurance Lab at SNL/NM, which involves the administration of :
• More than 50 physical devices, including servers, computers, and mass storage devices
• A vSphere cluster of 150+ VMs utilizing 20 datastores across 10 virtual networks and 14 virtual hosts
• A physical network with simulated high and low sides consisting of 2 Juniper hardware firewalls and a combination of 10 Cisco and NETGEAR managed layer-3 network switches
2018 : 2019
Sandia National Laboratories
System Administrator, Cross Domain Assurance Lab
Legal Technology Solutions Team
• Conducting digital forensic analysis of devices along with searches of filesystems, system logs, and application data to satisfy requests in matters of litigation, including e-Discovery and WFA investigations, in support of the legal division at SNL
Mini-REA Project
• Developing an automated process to update customized RHEL software on proprietary hardware, using a combination of techniques, including grub menu customization, init scripts, and a PXE boot server to host and transfer image files
Nikita Project
• Responsible for hardware and networking capabilities of all appliances, an integral part of the upgrades to the Tomahawk Strike Network Advanced Communications Architecture Ground System (TSN ACA-GS)
• Installing, configuring, and maintaining the services necessary (including DNSMASQ, NFS, TFTP, and DHCP) to PXE boot and run Raspberry Pi appliances entirely from a remote server
• Developing x86-based appliances to communicate with the cryptographic hardware that is replacing the software-based cryptography that was used for the early development and test cycles of the Nikita project
• Utilizing Nessus Professional to configure and run vulnerability and compliance scans, along with mitigating the results of identified vulnerabilities in target systems
Splunk Analysis Project
• Leveraged the dynamic search capabilities of Splunk to organize and visualize a large static dataset of over 15 million individual data points to identify any trends and anomalies existing in the collected data
UHRW Project
• Collaborated on a design assurance assessment of the Ultra High Reliability Wireless (UHRW) project, to ensure that the communications network design and development was reasonably secure and accounted for probable adversaries and logical attack vectors
2017 : 2019
Sandia National Laboratories
Cybersecurity R&D S&E
2019 : Present
MITRE
Senior Cybersecurity Engineer
• Support Foreign Military Sales (FMS) programs within the Air Force Life Cycle Management Center (AFLCMC) FMS and International Division (HBN) as a Subject Matter Expert (SME) for FMS Cross Domain Solutions (FMS CDS)
• Collaborate with AFLCMC/HBN and Missile Defense Agency (MDA) FMS CDS PMOs to provide :
o Information to programs/partner nations on current baseline FMS CDS capabilities and limitations
o Engineering advisement on architectural and information exchange requirements (IERs) for FMS CDS acquisitions and necessary data transfer policy requests to applicable Combatant Commands
2020 :
MITRE
AFLCMC/HBN - Lead FMS CDS Engineer
- Provided Systems Security Engineering (SSE) and Defensive Cyber Operations (DCO) technical expertise to the Missile Defense Agency (MDA) Ground-Based Midcourse Defense (GMD) weapon system program office to support component development and test, performance assessment, risk mitigation, and accreditation efforts
- Contributed to the update an RMF implementation plan to align performance specifications and technical cybersecurity recommendations with applicable security controls for continued development and revision within an established weapon system
2019 : 2020
MITRE
MDA - GMN/GMD Cybersecurity SME
Assumed ownership and custodial responsibilities of the Cross Domain Assurance Lab at SNL/NM, which involves the administration of :
• More than 50 physical devices, including servers, computers, and mass storage devices
• A vSphere cluster of 150+ VMs utilizing 20 datastores across 10 virtual networks and 14 virtual hosts
• A physical network with simulated high and low sides consisting of 2 Juniper hardware firewalls and a combination of 10 Cisco and NETGEAR managed layer-3 network switches
2018 : 2019
Sandia National Laboratories
System Administrator, Cross Domain Assurance Lab
Legal Technology Solutions Team
• Conducting digital forensic analysis of devices along with searches of filesystems, system logs, and application data to satisfy requests in matters of litigation, including e-Discovery and WFA investigations, in support of the legal division at SNL
Mini-REA Project
• Developing an automated process to update customized RHEL software on proprietary hardware, using a combination of techniques, including grub menu customization, init scripts, and a PXE boot server to host and transfer image files
Nikita Project
• Responsible for hardware and networking capabilities of all appliances, an integral part of the upgrades to the Tomahawk Strike Network Advanced Communications Architecture Ground System (TSN ACA-GS)
• Installing, configuring, and maintaining the services necessary (including DNSMASQ, NFS, TFTP, and DHCP) to PXE boot and run Raspberry Pi appliances entirely from a remote server
• Developing x86-based appliances to communicate with the cryptographic hardware that is replacing the software-based cryptography that was used for the early development and test cycles of the Nikita project
• Utilizing Nessus Professional to configure and run vulnerability and compliance scans, along with mitigating the results of identified vulnerabilities in target systems
Splunk Analysis Project
• Leveraged the dynamic search capabilities of Splunk to organize and visualize a large static dataset of over 15 million individual data points to identify any trends and anomalies existing in the collected data
UHRW Project
• Collaborated on a design assurance assessment of the Ultra High Reliability Wireless (UHRW) project, to ensure that the communications network design and development was reasonably secure and accounted for probable adversaries and logical attack vectors
2017 : 2019
Sandia National Laboratories
Cybersecurity R&D S&E
Company:
MITRE
Years of Experience:
20
Spoken Language:
English
Skills
Active Directory, Agile Application Development, Bluetooth, Cisco, Containerization, Cross Domain Solutions (CDS), Customer Service, DHCP, DNS, Docker, Firewalls, Information Assurance, Information Technology, Init Scripts, Junos, Linux System Administration, Microsoft Office, Microsoft SQL Server, Nessus, Netgear, Network Administration, Networking, Operating Systems, Penetration Testing, Public Speaking, PXE Boot, Python, Raspberry Pi, Red Hat Enterprise Linux (RHEL), Red Teaming, RMF, Scripting, Servers, Software Installation, Splunk, TCP/IP, Technical Support, TFTP Server, Threat & Vulnerability Management, Troubleshooting, Virtualization, VMware, VMware vSphere, VPN, Vulnerability Scanning, Windows Server, Wireless Networking
About
Currently serving as a subject matter expert in support of programs focused on national security. Areas of interest include cross domain solutions, networking, systems administration, virtualization, containerization, penetration testing, wireless technology vulnerabilities, and computer and mobile forensics analysis.
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