Tim Berger's Email Addresses & Phone Numbers

Senior DevOps Engineer @ VMware Palo Alto,caConsultant/contractor @ OTSI At HP. From November 2008 to January 2010 (1 year 3 months) Senior Systems and Network Administrator @ Cswitch Corporation Corporate infrastructure development, such as Bugzilla, TWiki, Apache, Linux kickstart, kickstart CGI, Perl/CGI/Database applications, automation, Sun Grid Engine, syslog-ng, Linux storage and VMware servers. Essentially, IT for all...

Senior DevOps Engineer @ VMware Palo Alto,caConsultant/contractor @ OTSI At HP. From November 2008 to January 2010 (1 year 3 months) Senior Systems and Network Administrator @ Cswitch Corporation Corporate infrastructure development, such as Bugzilla, TWiki, Apache, Linux kickstart, kickstart CGI, Perl/CGI/Database applications, automation, Sun Grid Engine, syslog-ng, Linux storage and VMware servers. Essentially, IT for all things Linux - including servers, farm, and desktops. From February 2007 to November 2008 (1 year 10 months) Sr. Systems Administrator @ Transmeta 6 month contract. Systems Administration. From February 1997 to July 1997 (6 months) Systems Consultant @ NetCell Contract. Occasional systems administration as needed. Solaris. From November 1996 to April 1997 (6 months) Sr. Systems Administrator @ LSI Logic Contract with Taos Mountain Software. General systems administation. Solaris, Digital Unix. From December 1995 to February 1997 (1 year 3 months) Systems Administrator @ Talarian Corporation Sr. Systems Administrator. Managed all systems. Primarily SunOS. Misc. other systems for porting RT*Works: Solaris, AIX, Ultrix, HP-UX. From 1992 to 1995 (3 years) Principal Software Engineer @ EMC Neutrino Project (aka Caspian)• Neutrino (aka Caspian). Neutrino is a customer premise Linux-based appliance converged infrastructure product layered upon open source components such as Ansible, Docker, Openstack, etcd, and Hadoop.• Our component provided Hadoop multi-tenancy with point-and-click deployment and management.• Worked on the ECI Big Data team as Java8 developer.• Core product contributions, such as a) Authentication and authorization classes integrating our product with Keystone. b) RESTful APIs providing functionality to the Caspian UI for performing synchronous and asynchronous operations such as listing clusters and removing account resources. c) Task owner for background tasks to limit and control access to task status.• Used common frameworks such as Junit, Jersey, Jackson, and Nirmata.• Initiated and maintained developer tools to accelerate product bringup for API testing and demonstration.DCA - Data Computing Appliance Project• DCA is a customer premise Linux-based appliance product that simplifies management of Greenplum Database (GPDB) and Pivotal Hadoop (PHD).• Python developer specializing on the platform layer for system imaging and release upgrades.• I worked on the core product. Supported the Pivotal support team, and performed root-cause analysis.. From July 2014 to April 2016 (1 year 10 months) Santa Clara, CASoftware Engineer @ Stanford University Contract with Information Technology Services• Designed and implemented Stanford IT Storage billing system known as SRS. This OO Perl and PostgreSQL based system collects usage data, has tools to match it with customer records, and generates usage bills.• Created and maintained storage-related tools focused on reducing manual effort. For example, CGI interface for entering SAN port descriptions and a companion backend script that safely performs update actions while maintaining an audit log.• Investigate ways to improve event management with such things as syslog-ng, splunk, snmptrapd, and snmptt.• Cacti: install, configure, autom8, with custom graphs and snmp queries.• Custom iops graphing of netapp and emc with rrdtool. Iop data collected from dfm and naviseccli analyzer.• Strong emphasis on documenting my activities, processes, and todo lists on the team wiki. From October 2010 to March 2012 (1 year 6 months) StanfordConsultant/contractor @ MindSource • Stanford University• Danger From February 2010 to March 2012 (2 years 2 months) Systems Administrator, contract assignment @ Danger • Perform Danger software updates on production and other environments.• Involved in change control, work with engineering, and NOC.• Building out CentOS 5 infrastructures. From February 2010 to June 2010 (5 months) Linux Engineer, consulting contract with the Systems Engineering Group working on IAP 2.1 @ Hewlett-Packard • Hired for my in-depth RHEL5 experience, yum repository management experience, and anaconda automation background. • Advanced anaconda configuration using my published, GPL'd CGI program. • Designed and developed installer to deal with complex requirements such as advanced partitioning and data preservation on filesystems not supported by RedHat. Installer designed to work in an appliance-like environment with robustness and comprehensive error reporting.• Developed tools such as: making a custom RHEL iso and post-kickstart software installer. • Bash, Perl, and some Python development. • Worked with small development team and embedded-QA.• Created > 10TB data store partitions through anaconda %pre scripts with parted / GPT. From November 2008 to January 2010 (1 year 3 months) Sr. Systems Administrator @ Transmeta • Enterprise Backup. System design. Manage all aspects.Netbackup. Install, upgrade, migrate from Solaris to Linux,performance tuning. Wrote custom Perl/CGI/database reporting tools. High performance disk staging.• Linux raid systems. 3ware, lvm, md, filesystem performance benchmarks.• Ticketing systems. Install, upgrade, manage Request Tracker and Bugzilla.• Automation. I do everything with Perl whenever possible, otherwise bash.• Corporate Infrastructure. I manage the software that makes companies go. Apache (internal/exposed). Webalizer. Site search (Ultraseek/Google Mini). Oracle Calendar. Wiki applications (Conflunece, Twiki). Monitoring tools (mon, nagios). System virtualization with VMware server. Rolling RPMs. Custom CGI applications with Perl DBI/DBD, MySQL and PostgreSQL. From July 1997 to February 2007 (9 years 8 months) Sr. Systems Administrator @ Taos Taos Mountain Software consulting firm.Consulting contracts with Sun Microsystems and LSI Logic. From August 1995 to February 1997 (1 year 7 months) Sr. Systems Administrator @ Northern Telecom Now "Nortel Networks".General Systems Administration. Solaris. I then discovered the world of consulting. I was under paid so I quickly moved on. From December 1994 to July 1995 (8 months) Senior Software Engineer @ DataDirect Networks • Developed the DDN S3 product installer leveraging SaltStack.• Lead. OS layer systems integration with DDN’s DirectMon, RHEL6, and hadoop for DDN’s hScaler product.• Lead. HA design and implementation used in hScaler with RedHat Cluster Suite for name nodes and Pacemaker for hadoop DataNodes.• Developed and implemented HA CLI to show and mange hScaler DataNode HA. Python.• Developed RHEL6 factory images and product installers for DDN’s hScaler, WOS Access ,WOS Cloud products. From March 2012 to July 2014 (2 years 5 months) Santa Clara, CA