#!/begin/resume Chuck Sumner San Francisco, CA Cell: 415.225.4479 resume@2inches.com http://www.linkedin.com/in/chucksumner I am a stolid toiler. SELECTED TECHNICAL SKILLS: * Operating Systems * Linux (redhats, debians,) FreeBSD, Solaris * Scripting * Sh, BASH, Perl, some Python * File Systems * LVM, MD, OpenFiler, Vinum, Isilon, NetApp, XFS, EXT3/4 * Core Unix Applications * Apache, memcached, PHP, Perl, SVN/GIT/CVS, Postfix, Squid, Bind, CFengine, ls, cd, vi * Databases * MySQL, SQLRelay, Terracotta, Oracle, Redis * AppServers * Tomcat, Django, PHP, Mod_Perl, JBoss, Glassfish, WebLogic * Networking * IPTables, IPFW, IPFilter, LVS/IPVS, NFS * Monitoring * Nagios, Cacti, Custom scripts galore * And so much more * EXPERIENCE: 4/10 - 4/11 MindJolt, Inc, San Francisco Senior Systems Administrator/Architect * Built and tuned a high volume social gaming site for a Facebook top ten app with a Large MySQL installation - Apache, Tomcat, Memcache, MySQL - Database tuning, logical partitioning, replication with multiple slave groups, hot standbys, dedicated backup slaves. - Tuned Apache and Tomcat for maximum availability and performance - Define and implemented backup and DR strategies - Day to day care, feeding, and tuning - Upgrade and maintenance paths and implementations - Designed and Implemented Could Based Architecture 4/08 - 4/10 liveBooks, Inc, San Francisco Senior Systems Administrator * LAMP SaaS environment for 10,000+ clients - Built HA database clusters using MySQL and LVS - Define and implemented backup and DR strategies - Day to day care, feeding, and tuning - Upgrade and maintenance paths and implementations - LAMP stack on Centos 12/06 - 06/07 Grouper Networks, Sausalito Senior Systems Administrator * Short term project - Re-architect environment for 10x growth project - Datacenter migration planning and execution - Debian Linux, Windows Server 2003 5/05 - 11/06 Macromedia, San Francisco Senior Unix Systems Administrator * Supporting systems built for millions of concurrent users - Streaming technologies for mobile platforms - Solaris 8/9/10, BEA WebLogic, Oracle 2/04 - 2/05 StandSure Systems, Mountain View Senior Unix Systems Administrator * Providing valuable insight into systems integration and scalability issues - Designing highly scalable architectures for numerous clients - Impossible task automation - Security consultant - Redhat Linux 6/02 - 2/04 AOL Music, San Francisco Senior Unix Systems Administrator * I kept the worlds largest provider of on-line music up and running. - Lead Sysadmin for "MusicNet for AOL" consisting of over 200 hosts and 27 TB of HA network storage - Supported an environment consisting of over 1500 hosts - 24 hour on-call rotation - Configuration, deployment and maintenance of server applications including: Apache/mod_perl, JBoss, Verity K2, ATG Dynamo, Real Media servers, ShoutCast - Architected, developed, and implemented custom monitoring suite in Unix shell and perl - Architected, developed, and implemented host complex including: fault tolerance, redundancy, and load balancing - Architected, developed, and implemented 27 TB HA storage system using QFS, NFS, AMD, and multiple DNS rotors - Task automation, Log Parsing - Redhat Linux, Solaris 7/8 1/01 - 6/02 OmniSky Inc, San Francisco Unix Systems Administrator * Single systems administrator for worlds largest handheld wireless provider. - Deployed and maintained Unix production and development environments consisting of 70+ hosts - Configuration, deployment and maintenance of ATG Dynamo, BEA WebLogic, and Jakarta/Tomcat application servers - 24 hour on-call support for Web, Ecommerce, and Provisioning systems - Deployment and support for Oracle Application Server and Vitria Businessware - Deployment and configuration of Veritas Cluster Server, Volume Manager, and File System - Developed Unix shell and Perl scripts for server maintenance - Deployment and support of proprietary applications - Solaris 7/8, Redhat Linux 1/00 - 12/00 Spinner.com, San Francisco Unix Systems Administrator - Responsible for development environment consisting of 35+ Solaris and FreeBSD servers - Configuration, deployment and maintenance of server applications including: Apache/mod_perl, JBoss, Verity K2 - Implementation of Interwoven TeamSite for source control - Architected unified environment with NIS, Automount, NFS, and SAMBA - 24/7 Support for ATG Dynamo 4.5 Application Server - Back up and restoration of development environment servers and applications - Solaris 7/8 1/98 - 12/99 Learn2.com, Sausalito Unix Systems Administrator - Responsibility for WWW, DNS, Mail, and file servers - FreeBSD 3/97 - 1/98 Freelance Web Developer, San Francisco Freelance Systems Maintenance and Web Design - Set up of various systems, including PC LAN, Windows for Workgroups, Macintosh, and FreeBSD - Consultation and build-out of various web sites - Installation and troubleshooting of hardware and software - Design of web graphics and logos - Training of several local at-risk youth in web design and maintenance References available upon request