Ronaldo Jackson Lee
Bryans Road
Summary
Dedicated Systems Administrator with 10 years of experience supporting secure federal and enterprise environments. Proven ability to manage
systems performance, strengthen cybersecurity posture, resolve complex Tier 2/3 issues in mission critical settings. Skilled in integrating IT infrastructure with electronic security systems, improving operational efficiency,and supporting compliance with federal security standard.
Overview
8
8
years of professional experience
1
1
Certification
Work History
System Administrator
JCI (FDIC)
Arlington, VA
02.2023 - Current
- Provide Tier 2/3 support in a secure federal environment, resolving 30+ technical issues weekly
- Administer user access and permissions in compliance with federal security standards
- Monitor and maintain server performance, reducing downtime and system risks
- Support audits and maintain system documentation
- Lead patch management and vulnerability remediation efforts to strengthen system security
Advanced Security Technician 3
CodeLynx
Washington, DC
09.2022 - 02.2023
- Installed and maintained advanced electronic security system
- Diagnosed and resolved system issues improving reliability
- Supported commissioning, testing, and maintenance
- Collaborated with teams to deliver projects efficiently
Security Electronics Technician
M.C. Dean
Washington, DC
09.2021 - 09.2022
- Troubleshooting and isolating both systems hardware at both local and global level
- Responded quickly to emergency calls, limiting electrical risk and equipment downtime
- Installing and maintaining electronic security systems ( C Cure)
- Reviewed and interpreted service manuals, specifications,wiring diagrams, and blueprints
- Programming head and equipment for Access control, Intrusion Detection and CCTV systems: experience with Bosch, Honeywell, DMP, Lenel, AMAG,S2, Hirsch, GE, Sony, Pelco
Eyewitness Surveillance
Lead Installation Technician
Hanover, MD
06.2018 - 07.2021
- Worked effectively in fast-paced environments.
- Lead installation of surveillance and access control systems
- Managed project execution and client relationships
- Interpreted blueprints for accurate installations
- Troubleshoot and improved long~term system performance
Education
High School Diploma -
Friendly High School
Ft. Washington, MDSkills
- System upgrades
- System monitoring
- Technical support
- Systems: Windows Server, Active Director, System Administration
- IT documentation
- Networking: Remote Access,System Monitoring
- Infrastructure upgrading
- IP addressing and Subnetting
- Vendor relationships management
- Team collaboration
- File system administration
- Security: Network Security, VPN, Access Control system, CCTV
- Helpdesk operations
Certification
CompTIA Security
Timeline
System Administrator
JCI (FDIC)
02.2023 - Current
Advanced Security Technician 3
CodeLynx
09.2022 - 02.2023
Security Electronics Technician
M.C. Dean
09.2021 - 09.2022
Eyewitness Surveillance
Lead Installation Technician
06.2018 - 07.2021
High School Diploma -
Friendly High School