About

Work Experience

• Sr DevOps Engineer, AdvisorEngine

  Nov, 2021 - Present

• Independent Consultant, UnderGrid Network Services

  Jan, 1998 - Present

  Delivered a variety of Linux projects specializing in Cloud and Configuration Management.

  • Experience include eCommerce integration, RAID storage design/upgrades, and network security audits.

• Lead Engineer, Fair Isaac Corporation (FICO)

  Mar, 2020 - Sep, 20211 year 5 months

  Developed AWS hosted product solutions, maintained several product suites offered by the company to provide credit and risk assessment tools to banks and lending institutions and anti-money laundering tools to meet the banking and government regulations.

  • Maintained a portfolio of financial services and banking operations products.

  • Migrated an existing OpenShift-based Origination Manager (OM) software product to an AWS PaaS solution serving client industries, including banking, auto lending, retail, healthcare, telecom, and utilities.

• Cloud Solutions Engineer, Sterling

  May, 2017 - Oct, 20192 years 5 months

  Automated deployment of enterprise applications into Amazon Web Services. Assisted dev teams in developing CloudFormation templates for application deployments– maintained infrastructure-level CloudFormation templates for the environment.

  • Jenkins CI/CD deployment running in ECS with dynamic build nodes.

  • Worked on Jenkins Pipeline common library functions.

  • Built Jenkins build node Docker images; implemented Anchore Docker Image scanning during CI/CD.

• Senior Automation Engineer, Sterling

  Jan, 2015 - May, 20172 years 4 months

  Automated application platform deployment stacks utilizing SaltStack

  • Provided application support for backend infrastructure.

  • Converted Ansible deployments to SaltStack.

• Systems Engineer/Automation & Tooling Engineer, Cox Media Group Technology

  Aug, 2013 - Jan, 20151 year 5 months

  Managed CentOS Linux within a mixed environment of physical and KVM servers. AWS SME on deployment architecture for platform redesign.

  • Worked within DevOps environment to manage systems in concert between development and operations teams.

  • Delivered tier-2 support to internal customers.

  • Assisted in defining Puppet best practices workflow.

  • Worked with Open-Source upstream authors to improve Puppet Forge modules.

• Staff Network Engineer, Damballa, Inc.

  Apr, 2012 - Aug, 20131 year 4 months

  Managed Debian Linux servers within VMware ESXi virtual environment to support a cyber security company specializing in network monitoring for advanced threats.

  • Provided system architecture input on new systems and network changes. Led the implementation of Puppet configuration management.

  • Deploy Splunk to handle Cisco ASA IPS event log handling.

  • Performance tuning analysis of HP EVA6000 SAN

  • Led the technical and operational aspects of data center move and relocation.

  • Tripled size of a Hadoop cluster.

• Senior UNIX Systems Administrator, The Weather Channel

  Sep, 2011 - Apr, 20127 months

  Managed Linux servers in three data centers in a Xen virtualization server environment.

  • Puppet configuration management installation and setup.

• UNIX Systems Administrator, General Dynamics Information Technology

  Sep, 2010 - Sep, 20111 year

  Served as Linux/UNIX SME supporting USARC G2/6 data center.

  • Managed and deployed RedHat Network Satellite and RHEL5 systems.

  • Maintain operational control over Blue Coat Proxy servers and McAfee Secure Email Gateways.

  • Provide backup Windows administration and tier-2 support.

• Systems Administrator, Barracuda Networks

  Nov, 2009 - Sep, 201010 months

  Performed operational administration of Debian and CentOS production servers.

  • Implemented Puppet central configuration management of ninety production Linux servers.

  • Redesigned existing Nagios monitoring of production following best common practices.

• UNIX Systems Administrator II, Web.com

  Jul, 2007 - Nov, 20092 years 4 months

  Led redesign of an enterprise-wide network monitoring system covering geographically dispersed data centers.

  • Utilize Groundwork Monitor Open Source as a base for the network monitoring system.

  • Implemented Xen virtualization to leverage multi-core servers for monitoring.

  • Deploy and maintained RedHat Enterprise Linux 5 hosting platform server, RHEL 4 webmail clusters handling > 180K domains and > 800K mailboxes.

  • Coordinated with Storage Solution and Network Engineering teams for new server deployments. Migrated file system data between SAN volumes.

  • Developed Shell, Python or Perl scripts to automate most frequent administrative tasks, including auto-importing configuration data into the network monitoring system.

• IT Administrator, Reflex Security, Inc.

  Dec, 2006 - Jun, 20076 months

  Provide IT support for company staff. Performed hardware and software upgrades of office servers. Handled installations of new developer Debian Linux workstations.

  • Maintained a dozen Debian Linux servers on-site running core services Exim, Courier IMAPd, Apache, Subversion, OpenVPN, DHCP and off-site at co-location site.

  • Maintained Samba 3.0 Windows Network server for office file and print sharing.

  • Maintained remote Windows 2003 Exchange server, maintained Barracuda spam firewall appliance, installed and managed new network backup server.

  • Installed and administered multiple VMWare ESX and XenSource Enterprise servers.

• Senior Network Operations Center Engineer, Tandberg Television

  Jul, 2006 - Nov, 20064 months

• Network Administrator, NTT Multimedia Communications Laboratories, Inc.

  Apr, 2001 - Jul, 20065 years 3 months

• Network Administrator, Netsurfer, Inc.

  Feb, 1999 - Jan, 20011 year 11 months

• Senior Systems Administrator, Southnet Telecom Services, Inc.

  Feb, 1998 - Feb, 19991 year

• Technical Support, World Lynx, Inc.

  Dec, 1996 - Jan, 19981 year 1 month

Projects Experience

• Nagios Plugin Development

  Jan, 2002 - Dec, 20054 years

  Open Source Nagios monitoring framework plugins

  • Developer with commit access to the source code repository.

  • Ported network plugins to support either IPv4 or IPv6.

• Puppet Labs

  Jan, 2013 - Dec, 20153 years

  Puppet configuration management

  • Submitted GitHub pull-requests resolving bug reports accepted into 3.5.0 release.

  • Participated in weekly community pull-request triage meetings.

• SaltStack

  Jan, 2015 - Jan, 20172 years

  SaltStack Automation

  • Submitted GitHub pull-requests resolving bug reports accepted into release.

  • Co-presented at SaltConf '16 conference.

Skills

Education

Certificates

Volunteer Work

References