Contact

Professional Status

Employed
Available

About Me

Well-rounded System Administrator with focus on virtualization and cloud computing.

Jonathan Larsen

Experience

System Administrator

Wide Ideas, Inc
July 2007 to April 2009
Responsibilities completed
  • Administered ~100 geographically distributed CentOS and Debian virtual servers hosted with OpenVZ.
  • Implemented and managed network monitoring services, distributed management and IT automation.
  • Managed server configurations and configuration deployments using cfEngine.
  • Migrated configuration management from cfEngine to Puppet and increased the scope to allow deployment and configuration of new servers with minimum manual intervention and configuration.
Detailed Description
  • Implemented high availability fail-over with DRBD and Heartbeat for redundant OpenVZ hosts.
  • Led implementation of highly availabile PostgreSQL servers hosting telecom switching/billing data for production environment