1. IVAN ROSELAND
Milwaukee, WI – 53208 – 414.813.8133 – icroseland@gmail.com – https://www.linkedin.com/in/iroseland
SENIOR SYSTEMS ARCHITECT
DEVOPS ~ INTERNET TECHNOLOGIES ~ PROJECT MANAGEMENT
Systems Engineering
Server Automation
Technical Troubleshooting
Virtualization
Quality Assurance
Enterprise Environments
Team Leadership
Server Optimization
Cross-Team Collaboration
Analytical, highly adaptable professional with 18+ years of experience developing,
deploying and evaluating systems aimed at improving quality and efficiency.
Skilled in aligning end-user needs with long-term resolutions to complex IT
challenges. Strong track record of success in systems administration and server
automation,
Strong experience leading system conversions and implementations, particularly in
Puppet, Chef and Opsware.
Accomplished communicator skilled in building and strengthening relationships
across functions to drive cohesive, strategic operations.
BENCHMARKS & MILESTONES
 Led multiple successful Puppet implementations for various companies, including Turbine Games, Crane
Electronics, Midway Games, Intelius and CDK/ADP.
 Conducted extensive builds and re-builds of data-centers, Rabbit MQ, Gemfire, Hadoop Cluster for a wide range
of companies and projects.
 Successfully managed major conversion projects, including multiple conversions of Cfengine to Puppet, while
ensuring adherence to strict timeframes and quality requirements.
 Created a new professional services and support department for Execpc Voyager, which led to a significant
increase in HighCap customer base.
 Implemented fault tolerant Web 2.0 Architecture for Midway Games, which resulted in an increase of up time
from approximately 80% to 99.999%.
PROFESSIONAL EXPERIENCE
GRIDDYNAMICS  Milwaukee, WI 2016 - Present
SENIOR DEVOPS DEVELOPER
 Puppet Infrastructure: Develop a proof of concept for a Puppet-based mass deployment system.
 Project Management: Manage a 3 member team of remote employees located in St. Petersburg, Russia to
meet project objectives within required timeframes.
MCGRAW HILL EDUCATION  Seattle, WA 2016
SENIOR DEVOPS ENGINEER
 Puppet Infrastructure: Conduct extensive evaluation of current Puppet Infrastructure in order to determine
potential solutions and process improvements.
 Project Management: Built CICD pilot with CircleCI Terraform Docker and Amazon EC2.
CDK/ADP COBALT  Seattle, WA 2013 - 2016
SENIOR SYSTEM ADMINISTRATOR / DEVOPS
Principal Systems Administrator for development, monitoring, automation, architecture, change management and
configurations. Managed major projects including enterprise development and conversions in order to meet
corporate objectives within required timeframes.
 Systems Management: Created modules to successfully receive clustered configurations for RabbitMQ and
Gemfire(XD) within 20 minutes, reducing processing time to 20 minutes from 8 weeks.

2. IVAN ROSELAND – PAGE 2
CAREER PROGRESSION (CONT.)
 Puppet Enterprise: Build puppet modules with Puppet Enterprise, utilizing Puppet hiera to store module
configurations, completed re-architecting to upgrade to Puppet Enterprise 3.8 and build Puppet Enterprise
CICD with Jenkins. Utilized Cfengine3 modules as a roadmap for Puppet Enterprise conversions.
 Data-Centers: Successfully rebuilt CDK data-centers separately from ADP systems to meet time limits for
taxation purposes, resulting in savings of $750M of taxes for the company.
INTELIUS.COM  Bellevue, WA 2013
SENIOR SYSTEMS ADMINISTRATOR
 Systems Conversion: Successfully converted Cfengine to Puppet for production networks and over 1,000
hosts. Upgraded Nagios in order to manage a large number of system checks.
 Systems Management: Rebuilt a 100 node 1 Petabye Hadoop Cluster (Cloudera Manager), which effectively
decreased largest job run time. Supported both PHP and Tomcat 7.x application servers.
CRANE ELECTRONICS  Redmond, WA 2011 - 2013
SENIOR SYSTEMS ADMINISTRATOR/ARCHITECT
 ERP System Management: Conducted day-to-day management of all ERP systems, including system,
network & storage troubleshooting to ensure a smooth operating environment.
 Monitoring Infrastructure: Built Nagios and Cacti monitoring infrastructure and implemented SOX audit data
collection scripts to speed SOX audits of ERP infrastructure.
WETPAINT.COM  Seattle, WA 2010 - 2011
SENIOR SYSTEMS ADMINISTRATOR/SYSTEMS ARCHITECT
 Web Infrastructure: Managed and built web infrastructure utilizing Apache, Tomcat, Ruby, Redis, Memcache,
Varnish. Converted monitoring to Nagios. Successfully rolled out Wetpaint 2.0 onto Amazon EC2 infrastructure.
 Systems Management: Utilized Perl and Shell scripts for system automation, rebuilt MySQL Masters and
Slaves, created Eucalyptus cloud for new production environment and scripted automated activity reporting.
SYNOVATE  Chicago, IL 2010
SENIOR SYSTEMS ADMINISTRATOR/SYSTEMS ARCHITECT
 Server Management: Conducted extensive upgrades of SunT5240 Servers, converted Legacy Solaris Server
to Solaris Zones, converted Solaris & Linux environments to LDAP/IAD single sign on and cleaned up multiple
BIND & DNS Servers.
 Systems Management: Implemented Puppet for Solaris & Linux hosts, standardized installation procedures,
collaborated with application developers on conversions & updates and improved remote management/system
automation.
ADDITIONAL EXPERIENCE
 Level III Systems Administrator at GE Medical (Compucom) (2009 - 2010)
 Senior Systems Administrator at Wizards of the Coast (2008 - 2009), Turbine Games (2008), Midway
Entertainment Games (2003 - 2006) & (2007 - 2008), Norlight Telecommunications (2006 - 2007)
 Senior Network and Systems Manager, Digital Visions, Inc. (1999 - 2003)
 Professional Services and Support Manager, Execpc/Voyager.net, (1997 - 1999)
TECHNOLOGY PROFICIENCIES
Operating Systems
/ Software:
Nagios, Solaris, Linux, Cacti, AmazonEC2, Redhat Enterprise, Fedora Core, Centos,
Ubuntu, Eucalyptus, VMWare, KVM, Kickstart, Percona, Lyris, Oracle, Postgres, Opsware.
Programming
Languages / Tools:
Puppet, Chef, Jenkins, Apache, Tomcat, Redis, Memcache, Varnish, MySQL, Cfengine,
Gemfire, Perl, Ruby, PHP, Sendmail, Bash, Opsware, UltraMonkey, F5.