1 OBJECTIVE Max Kalashnikov 2252 Cabrillo Ave Santa Clara, CA (please for phone or IM appointment) Hands-on system and network architecture role at a Linux-based startup, with work that is both challenging and strongly beneficial, in the Bay Area, with possibility of travel in the US and Canada. EXPERIENCE Dec 2011-present System Administrator Counsyl, Inc., South San Francisco CA System Administrator for genomics laboratory, with a significant Python/Django software component to technical operations. Install new servers. Upgrade OS on existing servers. Environment primarily running on Ubuntu LTS. Create custom DEB packages. Create and maintain local package mirror. Administer LDAP. Set up replication. Administer PostgreSQL. Maintain database copy system for engineers based on PITR. Set up streaming replication. Upgrade to 9.2. Install Cisco router and configure redundant Internet connections. Maintain Cisco ASA-based IPsec VPNs, both static and "dialup". User administration. IT helpdesk function for an all-mac environment. Jun 2011-Dec 2011 System Administrator Kno, Inc., Santa Clara CA Managed physical and virtual servers for production and development environments at e-textbook startup. Automated production deployment process. Moved DNS from dnsmasq and AD to BIND on Linux Managed LDAP both for internal and production authentication Managed production MySQL 5.1 databases, including replication. May 2011-Jun 2011 System Administrator Playdom (via Taos), Palo Alto CA Contract role through Taos for Playdom subsidiary of Disney Media Entertainment Group. Assisted in administration of server infrastructure using Puppet. Configured rsyslog to ingest existing Tomcat log files for centralization. May 2011-Jun 2011 Consultant Taos, San Jose CA Consulting/Contracting role for various clients of Taos Aug 2010-May 2011 System Administrator Milo.com (acquired by ebay), San Jose CA Sole system administrator for web-base local shopping site. Administered Ubuntu servers at remote hosting provider. Planned capacity and produced specifications and forecast for future purchase. Administered, tuned PostgreSQL database. Added pgbouncer connection pooling. Set up replication for Lucene/Solr. Packaged Python-base apps, custom Python modules, and scripts. Seamlessly integrated as native APT/dpkg. Installed HAproxy load balancing and squid-cache proxy as replacements for nginx. Implemented Linux- HA's Heartbeat for automated failover of load balancers. Upgraded Nagios monitoring, including non-standard plugins and service-dependency configuration. Maintained Munin (RRDTool-based) trend graphing. Move FTP/SFTP service to dedicated server and added support for restricted SCP and RSYNC. Set up office router running pfsense. Set up local Debian and Ubuntu mirrors, and DHCP server for local OS install. Assessed overall environment and generated suggested changes which would improve performance and/or reliability.
2 Apr 2010-Jul 2010 System Administrator Cellfire, San Jose CA Contract role as sole system administrator at mobile and web retail coupon provider. Upgraded and documented production environment, including LVS/keepalived load balancers, Cisco ASA firewall, routers, switches, CentOS Linux, Apache Tomcat, MySQL with replication, and Jasper reports. Simplified, automated, and documented deployment process and data warehouse ETL process. Converted monitoring from a mix of Big Sister and standalone scripts to Nagios. Installed Ganglia for trending visualization. Jul 2009 Apr 2010 Systems Engineer Big Head Labs (disqus.com), San Francisco CA Principal system administrator for web commenting system. Administered Ubuntu servers at remote hosting provider. Planned capacity and produced specifications and forecast for hardware, space, and network connectivity for a move to a dedicated colocation facility. Administered, tuned PostgreSQL database. Migrated to new master and read slave with Slony-I. Added pgbouncer connection pooling. Packaged primary Django application, custom Python modules, and scripts. Seamlessly integrated as native APT/dpkg. Installed HAproxy load balancing as an improvement to nginx's functionality. Implemented Linux-HA's Heartbeat for automated failover of front-end load balancers. Squid proxy as reverse-cache for static media served by nginx, subsequently served to a CDN. Brought DNS in-house, with external, redundant, high-performance, low-cost secondary servers. Moved inbound and outbound mail to separate, dedicated server, running postfix. Improved mail deliverability, including implementing reverse DNS, SPF and DKIM. Provided documentation of changes and "state" of servers using Trac-based wiki and ticket system. Added minor plugins and customizations to Trac system. Centralized logging, including web server logs, using syslog-ng Set up Nagios monitoring, including non-standard plugins. Maintained Munin (RRDTool-based) trending graphing. June 2009 Consultant Taos, Redwood City CA Consulting/Contracting system administration role. Feb 2009 Apr 2009 Systems Administrator & Build Manager Nixle, San Francisco CA Sole system administrator for Internet-based government relations startup company. Racked, cabled, configured new servers at out-of-town datacenter facility. Installed console server, configured servers for serial console, IPMI-over-LAN, allowing full remote control. Automated network boot/install, with local software mirror, using kickstart management tool "cobbler," resulting in 8 minutes from "bare metal" to an operational CentOS 5.2 server. Built custom RPM packages for Django environment, including python 2.5, libraries, mod_python. Automated deployment, including database (MySQL) schema upgrades and JBoss installation. Leveraged F5 Big-IP LTM 9.5 failover pair to provide SSL offload, for both inbound and outbound traffic. Installed BIND DNS servers. Managed ASA firewall failover pair, including IPsec VPN, Cisco stacked switch infrastructure.
3 Dec 2007 Dec 2008 Systems/Network Architect Anchor Intelligence, Mountain View CA Started as sole system administrator, performing all SA tasks from handling hardware to architecture and design. Moved research infrastructure to new office space, including setup of physical infrastructure and redundant Internet. Maintained all server infrastructure on Ubuntu and CentOS Linux, including upgrades. Maintained development servers, including storage attached to PERC 5 (LSI MegaSAS) for RAID. Maintained CentOS 5.2, database servers, Veritas, MySQL, MySQL-enterprise, primarily using MyISAM storage engine for production and research databases. Added DNS, DHCP, Ganglia, central NFS, software mirrors for Ubuntu, CentOS, MySQL, and other open source software. Upgraded and maintained Subversion/SVN, Bugzilla, MediaWiki, and Nagios. Added dependencies to Nagios. Installed high-performance (1GiB/s), reliable (RAID5), low-cost ($5k/21TiB usable space) storage. Grew to 100+TB. Performed hardware and performance tuning, including kernel/sysfs, MySQL, and disk settings. Evaluated server and storage hardware options for performance and price, including power utilization, extrapolating empirical measurements on existing hardware. Planned future capacity and scalability. Documented process, decisions, and install procedure and progress using Bugzilla and MediaWiki. Provisioned new production infrastructure in new datacenter colocation cabinets. Automated installation of servers, using Kickstart for CentOS, and Debian-installer "preseed" mechanism for Ubuntu. Compiled and customized local and open-source software, repackaging into RPM and Debian packages. Played active role in hiring, and mentoring junior and intermediate members of operations team, using structured lessons, internal documentation, and informal guidance. Jun 2007 Dec 2007 Sr Systems Administrator adap.tv, San Mateo CA Sole system administrator and network engineer for online video advertising startup. Supported live revenue-generating production site as well as back-end software development environment. Supported environments based on servers running CentOS and Ubuntu. Configured network based on Cisco switches and router, and Netscreen security appliance. Automated Java based and Mongrel (Rails) based application deployment. Analyzed performance of software components and database, observationally and experimentally. Designed and specified commodity hardware to meet several growth curve scenarios. Sized, priced, ordered datacenter services for planned growth. DBA of production MySQL with MyISAM, InnoDB, replication. Evaluation of PostgreSQL. Moved office server/network infrastructure to new space. Sep 2006 Mar 2007 Network Architect Navio Systems, Cupertino CA Lead Linux system administrator and network engineer. Install, configure, maintain F5 BigIP (version 9), including irules (Tcl variant), Netscreen ScreenOS, with IPsec VPN, RedHat Enterprise Linux (RHEL, version 4.4), CentOS on Dell PowerEdge, IBM X-series, Cisco IOS 12 and CatOS 8, with link aggregation, VLAN trunking with and w/o VTP, Avocent Cyclades AlterPath ACS and PM appliances. Install, configure KickStart services, including DHCP, NFS, TFTP, PXE, DNS. Automate install of internal product, primarily tomcat5.5-based Java WebApps. Modify open-source DNS/DHCP/VMPS management package (Sauron) to more fully utilize database features of PostgreSQL 8.2, lessening reliance on Web/CGI frontend and Perl 5.8 backends. Configured squid 2.6 for use as reverse-proxy and cache, including ACLs, and connection to Java-based rewrite back end and ACLs. Configured Apache web server, including URL rewriting support. Specified, ordered, installed, and configured low-cost FibreChannel/SATA disk arrays using Veritas Volume Manager (VxVM) and Veritas Filesystem (VxFS), a.k.a. Veritas Storage Foundation. Interfaced log4j to syslog-ng for reliable, centralized logging of both application and system messages. Assist IT, including administration of 3com IP telephony system and AlarmLock (HID-based) card key door locks. Mentored junior staff, including junior DBA, network engineers, and system administrators.
4 Apr 2006 Sep 2006 Sr Network Engineer Casabi, Campbell CA Sole Linux system administration, network engineering for VoIP-related ASP start-up. Supported production operations, SW development, including repackaging in RPM, Apache/Jakarta Tomcat and related webapps deployment. Platforms were Dell PowerEdge servers running SuSE, RedHat enterprise Linux. Assist QA and troubleshooting of ASP product, embedded SW in 3rd-party handset, with packet traces, protocol analyses, primarily of SIP traffic, with tcpdump and Ethereal. Set up IPsec VPN from Fortigate firewall at corporate office to Cyclades ACS console server at datacenter. Nov 2005 Apr 2006 Consultant Remtech Services Inc., Livermore CA Contract system administration and network engineering for Lawrence Livermore National Laboratories central computer services group. Spearheaded project improving reliability of distributed administration, previously done via cfengine, including a trial of OpsWare. Converted server and application authentication to LDAP. Sep 2004 Nov 2005 Consultant Elcaro Technologies, Palo Alto CA Provided system administration consulting in support of Oracle DBAs, primarily in the areas of operating system and storage setup, troubleshoot, and tuning. Supported platforms included Solaris, HP-UX, and RedHat Linux. Mar 2003 Aug 2004 System Administrator Google, Mountain View CA Maintain, upgrade "home-grown" monitoring system in Python including , paging infrastructure and MySQL database. System monitored hundreds of services on dozens of monitor servers. Plan capacity, set up, support, maintain HW and OS for Sun-based Oracle Financials, including VeritasVM, Sun 4800 hardware. Provide daily support to Oracle DBA, including network troubleshooting related to replication and printing. Manage, upgrade, move OpenLDAP servers, including standard replication and replication for purpose of testing external systems for read-write interoperability. Pager/on-call, escalation for troubleshooting, user support 100s of programmers: , Linux, backup/restore, NFS. Apr 2001 Aug 2002 Sr Systems Administrator E L & Associates, Pleasanton CA Administer production servers, network in ASIC test design environment with FlexLM, Veritas Volume Manager, Solaris, Red Hat Linux. Also support Panasonic phone, voic system and card key security system. Upgrade of disk, including migrate DiskSuite to Veritas, add Internet connection, installed rack mount Linux servers, Sun UE4500, continuous updates of EDA tools, implement IMAP server and clients replacing POP-based mail, implement LSF batch system, support internal Apache web server. Nov 1999 Mar 2001 Principal MoTS (Operations) Beyond.COM, Santa Clara CA System Admin and Network Engineer for production operations and software groups. Implement cisco-based VPN. Upgrade routers, switches, cisco LocalDirector load balancers, PIX firewalls in failover configuration. Assisted moving production machines between datacenters. Support Veritas Volume Manager, FileSystem, Sun SENA A5x00, A3500/A1000, serial consoles using cisco hardware. Maintain, update JumpStart. Implement, consolidate WAN connections. 24x7 on-call, for web services and DBAs Available upon request
5 HARDWARE PLATFORMS cisco routers and switches (Catalyst 6500/65xx/4500/4xxx, cisco 26xx/28xx), PIX/ASA firewalls, F5 load balancer, Avocent Cyclades ACS serial console & PM remote power, HP Proliant, Dell PowerEdge, IBM x- series servers SOFTWARE TECHNOLOGIES cisco IOS and CatOS, OSF/Linux LVM, MRTG, sendmail, postfix, OpenLDAP, PostgreSQL, MySQL, C-shell (csh/tcsh), Bourne Shell (sh, bash, dash), Perl, Tcl, expect, FlexLM, SuSE Linux, Ubuntu Linux, RedHat/RHEL/CentOS Linux, Veritas Volume Manager (VxVM), Veritas File System (VxFS), Apache HTTPd web server, HAproxy load balancer, Apache/Jakarta Tomcat, Squid cache, sysstat/sar, Subversion (SVN), (RedHat) KickStart, (Ubuntu) Debian-installer and packaging (dpkg, debhelper), OpenVPN, JBoss PROTOCOLS Gigabit Ethernet, IP, bridging/switching, SNMP, POP, IMAP, DNS/BIND, SSH, DHCP, SMTP, LPD/LPR, IPsec, SIP, VMPS, LDAP, NFS REFERENCES Available upon contingent offer WORK AUTHORIZATION & TRAVEL Passport Trusted Traveler United States of America NEXUS
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