David is the Technical Evangelist at Apcera and one of the co-founders of the now global set of SREcon conferences. He has over thirty years of experience in the systems administration/DevOps/SRE field in large multi-platform environments and is the author of the O’Reilly Otter book. David is honored to serve on the USENIX Board of Directors where he helps to organize and engineer conferences like LISA and SREcon. He prefers to pronounce Evangelist with a hard ‘g’.