Johnny Ritenour
Lead Systems Administrator
Round Rock, Texas, United States
Summary
👤
Senior🎓
Top SchoolJohnny Ritenour is a seasoned IT leader specializing in secure, compliant infrastructure and high-availability systems. As Lead Systems Administrator at SkyGrid since 2025, he supports simulations and deployments of autonomous aerospace functions with FAA and partners, while defining IT governance around NIST 800-171 compliance, least privilege, and zero-trust security across multi-cloud and on-prem environments. His career spans leadership and hands-on roles across healthcare, software, and finance, including founding Organic IT Group and directing IT at Alliance Abroad Group, demonstrating a proven ability to build resilient IT operations and governance. A former Electro-Optical Ordinance Technician in the US Marine Corps, he brings disciplined security-minded problem-solving and deep experience with Windows, macOS, and cloud platforms. Based in Round Rock, Texas, Johnny holds AZ-900, MCTS/MCITP, ITIL Foundations, and related certifications, underscoring a commitment to continuous learning and security-focused operational excellence.
11 years of coding experience
9 years of employment as a software developer
AZ-900, AZ-900 at Microsoft CommunityMCTS/MCITP, MCTS/MCITP at MicrosoftValley Forge Military Academy & CollegeCertifications, Certifications at ITIL FoundationsCertificate, Certificate at UdemyONLCCertification, Certification at Lynda.comCertificate of Completion, Certificate of Completion at UC Berkeley School of InformationNew Horizons Computer Learning Centers - Englewood
Github Skills (8)
database2
sql2
sqlite-database2
cloud92
postgres1
sqlite31
sqlite1
postgresql1
Github contributions (5)
JohnnyBurst/ad_group_membership_copy
Jan 2023 - Dec 2023
Contributions:1 push, 1 branch in 11 months
JohnnyBurst/LocalExchangeOOF
Jun 2021 - Nov 2021
Contributions:1 push, 1 branch in 5 months
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