Objective

A systems administrator position in an organization that offers the opportunity to use my additional expertise in process automation and project management.

Summary

Senior systems administrator with 24 years of professional experience. Proven expertise utilizing a variety of programming languages and supporting technologies in diverse situations. Exceptional talents in the areas of:

Professional Experience

Cockroach Labs; Remote

Position: Staff Enterprise Architect
Duration: April 2024 - present

Best Buy; Richfield, MN

Position: Principal Engineer, Web Infrastructure
Duration: February 2016 - March 2024
Resources: Amazon Web Services; Opscode Chef; RedHat Linux; HAProxy; Apache; Git; Artifactory; Jenkins; Bash; Ruby; PowerShell; VMware vSphere.

Qterics; Plymouth, MN

Automated the creation and maintenance of all new environments. Implemented a service discovery protocol for 2 new environments. Migrated legacy infrastructure into full configuration management. Implemented a patching schedule for servers which previously hadn’t been patched in 4 years. Managed on-premises networking equipment and VPN gateways.

Position: Cloud Operations Lead
Duration: December 2014 - February 2016
Resources: Amazon Web Services; Opscode Chef; Ubuntu Linux; Spring; Nginx; Git; Artifactory; Jenkins; Bash; Perl; Ruby; Python; PowerShell; vSphere 4.

Bluestem Brands; Eden Prairie, MN

Migrated Bluestem’s e-commerce platform to new versions of RedHat Linux and Tomcat, implementing a completely configuration-managed environment. Implemented and managed Bluestem’s GitHub Enterprise installation. Developed an intelligent API router for distribution of internal API endpoints across multiple server farms. Automated the provisioning of all new Linux servers; highlights include a 5-minute spin-up time, full configuration management, and automatic DNS management. Automated deployment of app server code for Bluestem’s e-commerce sites; all manual processes were completely eliminated, and code cannot be deployed in a manner that negatively affects customers.

Position: Sr. Server System Engineer
Duration: May 2013 - December 2014
Resources: Opscode Chef; Red Hat Linux 6; Debian Wheezy; Tomcat 6; Apache; Nginx; Basho Riak; Jenkins; GitHub Enterprise; Windows Server 2003/R2, 2008/R2, 2012/R2; OS X; Bash; Perl; Ruby; PowerShell; vSphere 5; SolarWinds; Graphite; Radware Alteon load balancers.

Covidien (Vascular Therapies GBU); Plymouth, MN

Administered hardware and OS for MFGPro ERP environment; migrated MFGPro environment from Power3-era IBM hardware to HP Blades running Linux. Administered HP SIM installation to reduce hardware-related outages. Administered Nimsoft Nimbus NMS; responsible for system outage notifications for all GBU-specific computing infrastructure. Administered all GBU-specific Windows servers (comprised of a mix of 2003, 2008, 2008 R2, and 2012). Administered GBU VMWare ESX infrastructure, which hosts 90% of all GBU computing infrastructure. Installed, configured, and administered the Covidien-wide MobileIron environment for iOS device management; 15,200 iOS devices under management. Developed code-signing infrastructure for in-house iOS apps developed by third-party developers, enabling app distribution to field staff. Deployed a continuous-integration and build server for in-house Objective-C development. Developed and deployed three in-house iPad apps, and two in-house iPhone apps. Responsible for all Citrix Xenapp administration in the VT GBU.

Position: Server Admin III
Duration: February 2010 - May 2013
Resources: Red Hat Linux; Windows Server 2003, 2008, 2008 R2, 2012; OS X; Exchange 2007 and 2010; Progress RDBMS; Bash; Perl; VBScript; PowerShell; vSphere 4; Compellent SANs; HP EVA SANs; HP C-class blade chassis; HP B-class blades; MobileIron MDM platform; Apple iOS developer portal; Objective C; XenApp 6.0.

The Evangelical Lutheran Good Samaritan Society; Sioux Falls, SD

Administered 300 servers whose functions range from file services to enterprise authentication. Supervised a team of three; oversaw the day-to-day operation and support for 3,500 end-user computers on the 250-site corporate WAN; 219 time clocks; and the use of LANDesk for systems management and patching. Virtualized 39 servers, simultaneously providing for disaster recovery and retiring 39 pieces of legacy hardware. Managed, to completion, the in-field replacement of 205 servers. Managed, to completion, the in-field replacement of 3,500 client computers; automated the setup process to allow deployment with zero user interaction. Implemented disaster recovery plans for 5 applications and 25 servers. Implemented access controls on our Macintosh environment via the corporate LDAP directory as well as systems management software for the clients.

Position: Network Computer Systems Administrator 2
Duration: August 2005 - February 2010
Resources: Debian and Red Hat Linux; Windows Server and XP; OS X; WYSE thin clients and management software; LANDesk; WebWasher content filters; Squid proxy servers; Samba; VMware ESX; Bash; Perl; VBScript

Sencore Inc.; Sioux Falls, SD

Responsible for all Active Directory and Exchange Server administration. Duties included GPO creation, replication scheme setup and maintenance, and disaster recovery planning. Wrote a custom printer driver, which allowed database and financial reports to be printed directly to PDF and realizing a savings of 300,000 printed pages per calendar year. Migrated HP-UX hardware, software, and database systems to updated versions of each, achieving the mandated zero-downtime project goal. Managed IT helpdesk; responsible for end-user support in a Windows XP environment. Administered the day-to-day operations of both Unix and Windows servers. Served as Webmaster for Corporate Intranet.

Position: Systems Analyst 2
Duration: October 2001 – May 2005
Resources: Unix, Windows, and Linux server administration; UniData RDBMS administration and programming; Perl; PHP; Visual Basic .NET; XML; HTML; CSS; Photoshop; Microsoft Office; Apache and IIS web servers

Pella Corporation; Pella, IA

Authored all daily financial reports (bookings, shipments, et. al) for presentation to Executive Management. Acted as Webmaster for the financial reporting division of Corporate Intranet. Implemented a “Metrics Dashboard” Intranet site for financial report distribution. Deployed custom OLAP queries in the form of Cognos PowerCubes for user data analysis. Maintained 3 Impromptu Catalogs and 30 custom PowerCubes on a weekly build schedule. Served as application/systems administrator for contact center, customer service, and order entry application groups.

Position: Systems Engineer
Duration: May 2000 – August 2001
Resources: Progress 4GL RDBMS; Perl; Visual Basic; VBScript/ASP; BASH/Korn Shell; Cognos Enterprise Server; Cognos PowerPlay; Cognos Impromptu

Language, Software, and Operating System Proficiencies

Apache, BASH, BIND, Opscode Chef, CSS, HP SIM, HP-UX, HTML, IIS, Linux, MobileIron MDM, MS Exchange, MySQL, Nginx, Nimsoft NimBUS, Objective C, OS X, Perl, PHP, Ruby, Samba, Sensu, SQL, Tomcat, VBScript, VMware vSphere, Windows

Training

Citrix

Certifications

CompTIA A+