Senior Devops Engineer Resume
Denver, CO
SUMMARY:
- A system administrator and DevOps engineer with over fifteen years experience in systems engineering, network management, hardware support, information security, regulatory compliance, policy, and education awareness.
- My experiences include multiple Ohio school districts, several regulated industries, Internet Service Providers, and Consulting companies.
- I have extensive experience in Linux server administration and enjoy public speaking.
AREAS OF EXPERTISE:
- Networking design and problem resolution
- Linux server design and administration
- Incident response
- Team leader
- Regulated Industry Expertise (Telecommunications, Health - care supplies & providers)
- Cloud architecture design
KEY TECHNOLOGIES:
Cloud (Amazon Cloud Services and Rackspace Cloud), Apache, PHP, Python, Linux (OES, CentOS, Redhat, Fedora, Ubuntu), Salt Stack, Chef, Puppet, FreeBSD, OpenBSD, Windows XP & Vista, XHTML, JavaScript, Office, Bash, DNS (Bind and Tiny DNS), Firewalls, Load balancers, DHCP, WAN, LAN, Snort, Cacti, SNMP, SSH, SSL, Novell client, Firefox, Internet Explorer, Cisco networking equipment, Xirrus Wireless, Linksys Wireless
PROFESSIONAL EXPERIENCE:
Confidential, Denver, CO
Senior DevOps Engineer
Responsibilities:
- Developed and maintained elements of an extensive Chef infrastructure, including 50+ Chef/Ruby scripts related to system configuration
- Implemented auto-scaling, auto-discovering Elastic Search cluster in Amazon cloud services
- Coordinated multiple production and development deployments for several teams
- Implemented Jenkins build and deploy processes
- Participated as primary on-call for all Confidential production systems
Confidential, Denver, CO
Senior Cloud Architect
Responsibilities:
- Maintained and expanded elements of an extensive SaltStack infrastructure, including many Python scripts related to system configuration
- Assisted in debug and diagnosis of issues determined during deployments
- Contributed to deployments to production
- Participated as primary on-call
Confidential, Denver, CO
IT Programmer / Analyst III
Responsibilities:
- Implemented and designed complete Puppet infrastructure for system configuration, maintenance, and management.
- Lead architect for design and rollout of infrastructure to power redesigned Arrow.com
- Evaluated and presented findings in analysis of configuration management tools including Salt Stack, Ansible, Puppet, and Chef
- Implemented decentralized configuration management architecture ranging across production and development for two unique and challenging environments
- Assisted in management of Windows servers, including primary production domain controller
- Implemented central syslog monitoring and Nagios availability monitoring
- Lead administrator for Linux cloud servers in multiple geographic regions worldwide
Confidential, Denver, CO
Systems Engineer
Responsibilities:
- Designed and implemented all infrastructure for Denver Data Center, spanning over 100 servers, NTP, DNS, AD integration, and a from-the-ground-up design of Salt Stack for managing system configurations
- System administrator for multiple data centers, spanning roughly 500 CentOS/RedHat 6.5 servers running in production, testing, MVAL, and UAT.
- Lead architect for security model across all data centers controlling access and authentication
- Implemented central syslog monitoring, Nagios availability monitoring, and Munin graphing for systems.
- Designed continuous O/S, patch, and settings refresh process across multiple data centers on a weekly basis.
- Seamlessly managing Linux, FreeBSD, and other systems using a single configuration management system (Salt Stack), improving reliability and consistency.
- Lead responder for all environments.
- Discover & document business processes, with an eye towards automation, improvement, and refinement.
- Resolve and diagnose complex coding issues, coordinate with other teams in areas where skills do not match requirements.
- Regularly communicate with upper leadership, including our CTO.
Confidentia, Englewood, CO on-shore technical lead
Responsibilities:
- System administrator for preview & production online environment (blockbuster.com and related websites) with 80 virtualized Redhat 4 & 5 servers running on VMWare.
- Maintained production environment with Apache front-end with Tomcat, Weblogic, Oracle, and Adobe Scene 7 image server.
- Lead production deployment efforts to release code updates into production online environment
- First responder to all production issues for Blockbuster.com online (RedHat driven) environment
- First responder to all production issues for DVD allocation/shipping (Windows driven) environment.
- Discover & document business processes, with an eye towards automation, improvement, and refinement.
- Resolve and diagnose complex coding issues, coordinate with other teams in areas where skills do not match requirements.
- Regularly communicate with upper leadership, including up to the VP level.
- Lead and direct a several member team to produce deliverables that can be tracked and assessed.
Confidential, Ashville, OH
Network Specialist
Responsibilities:
- Maintained and supported dozens of Novell OES/SLES virtual & physical servers across seven physical sites
- Maintained and supported a mixed Windows server environment ranging from Windows 2000 to Windows 2008
- Implemented proactive monitoring and graphing for virtually all servers (Linux and Windows)
- Profiled and measurably improved performance on a several Linux, Apache, MySQL, and PHP stack servers.
- Created and maintained district-wide uniform backup process via rsync scripts (triggered from cron jobs)
- Redesigned and maintained computer network over six sites, including VOIP, Windows, Mac OSX and Linux Servers
- Developed building-wide fixed wireless deployment plan
- Developed staff directory (powered by PHP & MySQL), including functionality for printing call sheets and mailing labels
- Redesigned intranet website, using HTML 5 and CSS 3 features
- Developed RTI (Response to intervention) CMS system, the district standard starting in the 2012 school year
Confidential, Columbus, OH
Consultant
Responsibilities:
- Designing monitoring and reporting for availability, outages, and system stability at multiple Ohio School Districts
- Implemented VM driven test environments for Windows, Novell OES2, and OSX infrastructures
- Documented and reconfigured Cisco network at 1000+ seat school district to improve network reliability and availability, as well as meeting security requirements
- Supported roughly 100 Novell Linux servers spread across five school districts
- Designed and implemented world-class Radius wireless implementation including certificate based 802.1x authentication, logging, and redundant Radius servers with full Novell eDirectory integration
- Provided direct desktop and server support for a wide variety of issues at a large Real Estate firm
- Refined web design and resolved web related issues for a digital imaging studio
Confidential, Columbus, OH
Manager of Data Center Operations
Responsibilities:
- Personally managed all server designs, ordering, and deployments (from bare metal builds all the way up to deployment)
- Developed and documented scripts to gracefully recover from a variety of issues on all levels of infrastructure
- Tested and implemented first virtualized server deployment in the company using VM Ware
- Documented and redesigned LAN to improve connectivity and availability for first time in company history
- Reconfigured Juniper DX to utilize improved functionality, reduce downtime, and provide scriptable health checking
- Developed proposals for improved email services, improved backup processes, reduced costs in server purchasing
- Deployed nationwide monitoring and reporting for availability, outages, and system stability
Confidential, Dublin, OH
Manager of Data Center OperationsResponsibilities:
- Responsibilities focused on interpretation of Policy issues related to regulatory requirements driven by Sarbanes-Oxley, HIPAA, ISO 17799, and Information Security related business needs to ensure Compliance. Duties included regulatory analysis/interpretation, exception documentation, Risk Assessment of high-impact projects, and organizational/communication improvements. Plan and perform audits focusing on Risk Framework impacts including Physical Security, Environmental Security, Logging and Monitoring.
- Accomplishments:
- Lead programing team responsible for creation and maintenance of Information Security portal, including direct involvement in every phase of the change management process
- Created and facilitated the Analyst Communication Forum, an Analyst-level forum designed to improve executive awareness of opportunities for improvements in Business Processes (spawned multiple Lean Six Sigma projects reducing costs by an estimated $100,000)
- Planned and performed hundreds of Audits globally in partnership with every level of employee from Senior Vice President to Analyst, in both direct relationships and dotted-line relationships.