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Michael O
@africansolaris
Senior Linux System Administrator
Vereinigte Staaten
Englisch
Über mich
I am a Senior Linux Systems Engineer and IT professional with 9 years of experience administering mission critical RHEL and Unix systems in classified defense environments. I specialize in DISA STIG compliance, ATO processes, and Ansible automation. I am passionate about infrastructure security and building systems that support national security missions.
Kompetenzen
Michael O
offline •
Meine Dienstleistungen
Andere Fächer
I will prepare you for federal government interviews
Andere Fächer
I will train you for comptia security plus
Arbeitserfahrung
Senior Linux System Administrator Team Lead
Defense Information Systems Agency • Vollzeit
May 2024 - Present • 2 yrs 5 mos
Administer and secure RHEL 8/9 servers on AWS EC2, ensuring compliance with DISA STIG benchmarks and DoD security policies. Develop and maintain Ansible playbooks for automated provisioning, patching, and configuration of Linux instances. Configure and optimize Apache web servers for secure hosting of internal web applications and mission data. Implement automated backup and recovery using AWS Backup and rsync.
USDA
Vollzeit • 3 yrs 2 mos
IT Specialist
Jan 2017 - Jul 2019 • 2 yrs 6 mos
Experienced in using SCCM and User State Migration Tool. Provided VTC support for Executive meetings and evaluated potential IA security risks. Upgraded over 150 computers from Windows 7 to 10 within one month. Provided remote administrative desktop and software support using Remote Desktop on workstations. Managed call center activities to meet Service Level Agreements and supported over 1000 users.
Help Desk Specialist
Jan 2017 - Sep 2017 • 8 mos
Active Directory account administration. Provided telephone support to end users for software and network support for over 1000 users. Resolved user access issues and managed user accounts and security. Updated and maintained hardware and software inventory details. Provided remote analysis, identification, and resolution of difficult support and computer problems for end users.
