RÉSUMÉ FOR CHRIS DUNAJ

Work Experience


MathWorks, Natick, MA, July 2015 - Present

Web DevOps Engineer, July 2015 - Present

  • Provide rotating 24/7 support to on-premise and cloud production infrastructure.
  • Create, configure, and maintain Java and Ruby web application servers.
  • Support and improve AWS integration and deployment toolchains.
  • Configure and support traffic routing using BigIP F5.
  • Support development and deployment toolchains for Docker applications.
  • Develop and improve code-controlled automation using Bash, Python, Puppet, and Ansible.
  • Provide customer support and infrastructure services to developer and testing resources.

Cigna, Windsor/Glastonbury/Bloomfield, CT / Newton, MA, June 2008 - July 2015

Web Hosting Engineer, Web IT Hosting Team, March 2013 - July 2015

  • Provided rotating 24/7 support to web server infrastructure (primarily Linux).
  • Monitored performance to prevent or identify issues and impact to external and internal customers.
  • Installed and configured IBM WebSphere Portal and IBM WebSphere Application.
  • Investigated and resolved customer-impacting issues and issues affecting project development and testing.
  • Created and maintained scripts to monitor, troubleshoot, data mine, and report on hundreds of machines.

Data Backup Administrator, Enterprise Storage Management Team, October 2011 - March 2013

  • Configured, restored, and maintained data backups for teams and users.
  • Recovered data from backups for regularly scheduled offsite disaster recovery tests.

Technology Early Career Development Program Associate, June 2008 - October 2011

  • Rotated between different teams and organizations to build a fundamental and holistic understanding of how Cigna IT works, and to prepare for a post-program position requiring a varied skill set.

TECDP Rotation #3: App Development and Support Specialist, February 2011 - October 2011

  • Provided administrative and development support for software used by Cigna Information Protection.

TECDP Rotation #2: App Technical Support Specialist, December 2009 - January 2011

  • Provided administrative and customer support for project and portfolio management software.

TECDP Rotation #1: Web Administrator, Web Administration Team, June 2008 - December 2009

  • Provided daytime web deployment support and rotating 24/7 emergency support.

ResNet/Student Affairs IT, University of Connecticut, Storrs, CT, January 2005 - May 2008

SysAdmin Student, May 2007 - May 2008

Advanced Level Computer Technician, May 2006 - May 2007


Cigna, Bloomfield, CT, June 2007 - August 2007

Technology Early Career Development Program Intern, Testing and Quality Control Lab, June 2007 - August 2007