• Responsible for deployment of Puppet automation code to 12k+ nodes.• Coordination and review of development Puppet activities.• Last line of support for Linux issues company wide.

We sift through 50 billion mobile ad requests daily, leveraging advanced AI & machine learning algorithms to hyper-target app install ads for our clients. To date, Sift Media has served 200 billion mobile ads and delivered 75 million app installs for thousands of advertisers. Backed by $3.25 million in venture capital from investors including Wakefield Group, Piedmont Capital, Alerion Ventures, and IDEA Fund Partners, Sift Media ranked #61 on Deloitte's 2020 Technology Fast 500 and #175 on the 2020 Inc. 5000. • Responsible for infrastructure handling over 50 billion mobile ad requests daily • Manage AWS infrastructure and cost management on a constant basis • Utilize Puppet, CloudFormation, and Ansible for configuration management within AWS cloud environment • Migration of CI/CD environment to clustered solution.

• Leading team of 4 DevOps Engineers supporting IT, Operations, and Engineering • Utilize Puppet and Ansible for configuration management within AWS cloud environment • Built out entire infrastructure including Puppet, Ansible, AWS, G-Suite, and Elastic stack • Worked on migration to Kubernetes • Implemented RHEL EC2 instance architecture • Implemented Jenkins architecture for CI/CD • PCI-DSS and HIPAA standards compliance

• Support of Puppet deployment across 70k+ hosts • Puppet module development and support • Governance and mentoring to larger automation community

* Support and deployment of three tier Oracle Java applications. (Apache, WebLogic, Oracle DB)* Automated deployment of environments using Jenkins, Bamboo, Capistrano, and Ansible.

* Operations support of OpenShift Online Paas * Includes support of Docker, Kubernetes, etcd, SELinux, Kernel cgroups, MongoDB, and more* Automation of instance configuration and management via Puppet and Ansible** Continuous integration testing using Jenkins and git hooks.* Design and support of Puppet and Ansible infrastructure* Management and deployment of AWS resources. (EC2, EBS, S3, RDS, VPC, Aurora, IAM, etc.)* Support and management of Zabbix monitoring infrastructure* Packaging and build of software. Both RPM packages and Docker images.* Support and automation of internal OpenStack deployment

* Support of large server farms for genomics research and analysis* Implemented automated configuration management via Puppet

* Development and support of Cisco's internal Linux distribution based off of Red Hat Enterprise Linux. Deployed on 23,000+ servers and workstations* Support for internal PXE Boot kickstart environment for automated Linux installs* Develop and maintain internal RPM packages for custom configuration of Linux installs, and installation of third party software not already in RPM packages* Worked with external vendors to get Linux issues resolved (Red Hat, IBM, Apple, etc.)* Qualification of new hardware and software for use on Cisco Linux.* Deployment and support of multi tier collaboration technologies using Apache, Tomcat and MySQL.* Support lead for 12,000+ Macintosh desktops and laptops

* Aid with development and support of Cisco's internal Linux distribution based off of Red Hat Enterprise Linux.* Support for internal PXE Boot kickstart environment for automated Linux installs* Develop and maintain internal RPM packages for custom configuration of Linux installs, and installation of third party software not already in RPM packages* Upgraded the YUM (Yellow Dog Updater) infrastructure from one site to three global sites* Provide last line support for Cisco's Linux administrators with regular rotations on call.* Worked with external vendors to get Linux issues resolved (Red Hat, IBM, etc.)* Installed bugzilla issue tracker for internal task management.* Update and create documentation using the internal Twiki* Qualification of new hardware and software for use on Cisco Linux.

* Support mission critical carrier grade production systems with 99.99% enforced SLA agreements* Coordinate operations and integration with carrier customers* Design and administer 13 BEA Weblogic Server clusters with up to 24 managed servers* System administration for 60 Linux servers and 35 Solaris servers* Monitoring using Nagios, Cacti, SNMP, and Mercury Topaz* Release engineering for all production builds using CVS and Subversion* Assist in administration of NetApp filers, Veritas Cluster Server, and F5 BigIP Load Balancers* Support Developer desktop environments: Red Hat 9, Fedora 1-4, CentOS 3.5* Evaluate, install and maintain various LAMP (Linux, Apache, MySQL, PHP) applications* Install, configure, and setup MySQL databases for internal applications* Maintain automated builds for servers: Kickstart and Jumpstart* Rack network equipment and servers in data center and lab environments

* Project lead on AdManager testing* Tech Support liaison to Development for resolution of production software bugs* Install and administer AdManager on UNIX environments* Quality Assurance testing for AdManager ad serving technology* Testing on multiple environments: Solaris 2.6/2.7, Windows NT, Windows 2000, Red Hat Linux, Free BSD

* Quality Assurance testing for AdManager ad serving technology.* Testing on multiple environments: Solaris 2.6/2.7, Windows NT, Windows 2000, Red Hat Linux, Free BSD* Collaborate with Tech Support, Consulting and Development to resolve customer and software issues* Test automation using SilkTest

* Conduct alpha testing of real time terminal software for EDACS trunked radio networks* Automation and trouble shooting of test procedures and radio issues

* Participated in corporate wide conversion from Windows 95 to Windows NT 4.0 with MS SMS, for the Ericsson Standard Office Environment* Troubleshoot microcomputer issues / problems

* Maintain campus microcomputers* Assist with maintaining local area network* Resolve web development issues for department websites* Server maintenance: NT 4.0 and LINUX* General trouble shooting for students, faculty, and staff on campus