Summary
Overview
Work History
Education
Skills
Certification
Accomplishments
Security Clearance
Timeline
Generic
Justin Cagle

Justin Cagle

Hartselle,AL

Summary

Strategic leader with 17 years in information systems management, network security, and project management. Directed personnel and operations across diverse environments, including air, ground, and maritime domains. Expert in configuring LANs, routers, and encryption devices, along with hardware and software installations and network troubleshooting.

Overview

1
1
Certification
20
20
years of professional experience

Work History

Senior System Administrator

Radiance Technologies
Huntsville, Alabama
03.2026 - Current
  • Senior System Administrator for PM Space Superiority and Exploitation (PM SSE) CPE Intelligence & Spectrum Warfare (ISW) in architecting plans to set up their disparately connected closed restricted network. Designed, procured, configured, hardened, deployed, and maintained isolated, high-security, air-gapped information systems to meet stringent security requirements. Supported command IG inspections and validated information system security controls, enhancing overall compliance and security posture. Coordinated with external customer agencies to resolve information assurance concerns promptly, ensuring compliance throughout the information system lifecycle. Elevate security issues to management and file accurate reports regarding all issues.
  • Managed system configurations and updates across multiple server environments.
  • Led troubleshooting efforts for network and system issues, ensuring minimal downtime.
  • Developed and implemented security protocols to protect sensitive data assets.

System Administrator

PeopleTec Inc.
Huntsville, Alabama
02.2019 - 03.2026
  • Architected plans for PEO IEW&S to establish a closed restricted network. Designed, procured, configured, hardened, deployed, and maintained isolated, high security, air-gapped information systems in compliance with security requirements. Supported Command IG inspections and internal validation and verification for information system security controls. Coordinated with external customer agencies to ensure timely and accurate resolution of Information Assurance concerns during the IS lifecycle. Elevated security issues to management and filed accurate reports regarding all issues.
  • Provided Cyber Security and Information System Security Officer support to Space & Missile Defense Command, Future Warfare Center, Studies and Analysis, and Decision Support directorates’ computer labs and programs with high security classification requirements. Conducted Cyber Security Risk Analysis and informed stakeholders to meet acquisition and technology transfer timelines. Developed policies and procedures to defend information systems against unauthorized access. Supported Command IG inspections, internal validation and verification, staff assisted visits, and security controls assessor visits for information system security controls review.
  • Managed system configurations and updates across enterprise environments.
  • Monitored network performance and resolved connectivity issues promptly.
  • Implemented security protocols to protect sensitive data and systems.

DoDISS Site Officer - Security Specialist

Boecore Inc
Huntsville, Alabama
11.2017 - 02.2019
  • Prepared and presented Approval to Operate (ATO) for all 3 SCIFs to GISA which provided 100% accreditation to SMDC on JWICs including 100% upgrade to Windows 10 on all workstations. G2 JWICS ISSO reviewed and analyzed regulations and directives. Conducted periodic compliance inspections for DoDIIS security policies and SCI facility documentation, ensuring adherence to regulatory standards. Generated ISSO duty appointment orders for SSO signature and monitored compliance to uphold security protocols. Perform periodic compliance inspections, network security analyses, security certification tests and evaluation assessments to identify potential security vulnerabilities. Ensured that new information systems and communications links to external encrypted LANs are properly accredited and operated. Developed and implemented new security programs and DoDIIS policies across diverse environments, enhancing organizational security posture.
  • Managed daily operations to ensure efficient workflow and task completion.
  • Collaborated with cross-functional teams to support project execution and delivery.
  • Developed strategies for process improvement and operational efficiency initiatives.

White House Communication Agency (WHCA)

United States Army
Washington, D.C.
12.2014 - 11.2017
  • Supported the President and Vice President with communications around the world while maintaining a 100% success rate. Planned and supervised a team of 6 with installation of new office equipment, surpassing previously set efficiency record by 50%. Managed system information security architecture, design, installation, operational planning, and risk remediation for over 60 global locations, ensuring timely and secure system installations. Provided staff members and VIPs a way to work from home with the with mobile VPN connectivity utilizing Cisco AnyConnect. Configured Site-to-Site VPN and GRE tunnels, achieving a 0% failure rate for global equipment setups. IP management to include creation of, and assignment of IP based VLANS to be used by network devices, firewalls, servers, computers, and VoIPs which provided 24/7 communications to the President. Analyzed SolarWinds network performance tools and syslog to identify and mitigate emerging network issues to give 100% functionality for White House Communication Agency. Validated and verified system security requirements definitions and analysis and established system security designs for all traveling equipment within White House Communication Agency. Contributed to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations while traveling from city to city for the Vice President and President of the United States.
  • Executed daily operational tasks with precision and care.
  • Proposed creative strategies to improve team effectiveness and results.
  • Collaborated with a varied team to achieve objectives and resolve product-related challenges.

Information Technology Specialist

United States Army
11.2009 - 12.2014

Deployed in support of Operation Enduring Freedom to maintain and troubleshoot the WAN in the Kandahar Province of Afghanistan supporting 500 users across various platforms (including Voice communications) with 10th Group Special Forces; receiving an Army Commendation Medal. Engineered and installed unclassified and classified networks, to include SCIFS with 100% mission readiness. Functioned as an Information Technology Specialist for a Command Post Node team in support of the 72nd Expeditionary Signal Battalion, receiving 4 Army Achievement Medals. Trained and managed teams of up to 16 soldiers in setting up Command Post Node, enhancing operational readiness. Provided tactical communications capabilities, ensuring support for approximately 50 users simultaneously. Supervised installation, maintenance, and troubleshooting of signal equipment for Command Post Node, including Cisco switches, Taclanes, and Cisco VG’s during deployment to Poland. Assisted in the accountability and serviceability of consolidated resources and communication equipment valued in excess of 1.2 M.

  • Provided technical support for computer systems and networks.
  • Installed and configured software applications for various units.
  • Managed cybersecurity protocols to protect sensitive information.

Lead Technician

Computer Support Systems
Decatur, AL
01.2007 - 11.2009
  • Engineered, designed, and consulted on copper-based systems (coaxial, twinaxial, shielded twisted pair, unshielded twisted pair), fiber optic systems (multimode, singlemode, backbones, fiber-to-the-desk, FDDI), and electrical services to ensure optimal network performance. Installed copper and fiber cables for voice and data transmission, enhancing connectivity indoors and outdoors. Installed communication closet racks, facilitating organized and efficient equipment housing. Terminated 250 to 300 cables for each communication closet.
  • Supervised installation and maintenance of computer systems and networks.
  • Diagnosed technical issues and provided effective troubleshooting solutions.
  • Trained junior technicians on software updates and hardware repairs.

Education

Associate of Science - Network Administration

DeVry University
Online
01-2020

Bachelor of Arts - Business Information Systems

Ashford
San Diego, CA
05-2019

Skills

  • IT security management
  • Network security
  • Cybersecurity policy
  • Security compliance
  • Information assurance
  • System hardening
  • Network configuration
  • Infrastructure planning
  • Network administration
  • Configuration management
  • Active Directory management
  • Windows administration
  • Server management
  • Server maintenance
  • Troubleshooting
  • Technical troubleshooting
  • Network troubleshooting
  • Cisco router and switch security
  • Endpoint configurations
  • Patch management
  • System upgrades
  • Infrastructure upgrading
  • Team leadership
  • Problem solving
  • IT documentation

Certification

  • CompTIA A+
  • CompTIA Network+
  • CompTIA Security+

Accomplishments

  • Presidential Service Badge
  • Army Commendation Medal
  • Army Achievement Medal

Security Clearance

  • Top Secret / SCI

Timeline

Senior System Administrator

Radiance Technologies
03.2026 - Current

System Administrator

PeopleTec Inc.
02.2019 - 03.2026

DoDISS Site Officer - Security Specialist

Boecore Inc
11.2017 - 02.2019

White House Communication Agency (WHCA)

United States Army
12.2014 - 11.2017

Information Technology Specialist

United States Army
11.2009 - 12.2014

Lead Technician

Computer Support Systems
01.2007 - 11.2009

Associate of Science - Network Administration

DeVry University

Bachelor of Arts - Business Information Systems

Ashford
Justin Cagle