Summary
John Rouillard is a seasoned systems administrator with over two decades of experience managing Unix and mixed-platform environments and a 13-year track record of hands-on infrastructure work. He has driven process improvement and automation using LEAN and Six Sigma principles, repeatedly cutting deployment times and operational costs through open-source tooling and configuration management. Notable past roles include Senior Linux Administrator at The MathWorks and Senior System Administrator at Renesys, where he implemented monitoring, rollback-capable deployments, and on-call operations for 24/7 services. He also brings practical emergency-response experience as an EMT and hospice/eldercare provider, a background that informs his calm, procedural approach to incident management. A longtime community organizer for sysadmin meetups, he pairs deep technical skills with teaching and coordination experience that amplifies team capability. Based in Massachusetts with a BS in Physics, he blends engineering rigor with pragmatic solutions for reliable, secure operations.
13 years of coding experience
16 years of employment as a software developer
BS, Physics, BS, Physics at UMass Boston
-, Physics, -, Physics at Rensselaer Polytechnic Institute