Marcus S.
Systems Administrator at ValidaTek
- Role
- System Administrator at ValidaTek, Inc.
- Location
- Norfolk, VA, US
- LinkedIn followers
- 500 followers
About Marcus S.
Skilled in Remote Desktop, Management, Service Desk, VDI, and Teamwork. Strong administrative professional graduated from Hyper Learning Technolgies.
Experience
System Administrator
May 2023 — Present
Delivered 24/7 on-call support for U.S. Coast Guard Cutters, troubleshooting positioning systems within the Global Command and Control System (GCCS) program to ensure continuous operational availability. Onboarded new vessels by configuring IP addresses and maintaining accurate host tables for a fleet of over 250 Cutters. Conducted monthly SCAP/SCN compliance scans and applied patches on RHEL 7/8 and Windows 11 systems to maintain STIG compliance and mitigate vulnerabilities. Performed system administration tasks including refreshes, upgrades, performance monitoring, storage management, backup testing, and disaster recovery procedures. Developed and updated Standard Operating Procedures (SOPs) and technical documentation in shared knowledge bases to support team efficiency and audits.
Education
Lake Taylor High School
Master's Degree, Computer Systems Networking and Telecommunications
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