David is the Technical Evangelist at Apcera. He has spent close to thirty years in the systems administration, DevOps, and SRE field in large multi-platform environments including Brandeis University, Cambridge Technology Group, MIT Media Laboratory, and Northeastern University. He is the author of the O'Reilly Otter book Automating System Administration with Perl and is a frequent invited speaker at conferences in the field. David is honored to serve on the USENIX Board of Directors. He prefers to pronounce Evangelist with a hard 'g’.