Sr. System Administrator @ CTAC Continued all previously responsibilities. Orchestrated the automated roll-out of security patches and kernel upgrades using Puppet. Ongoing maintenance on a large production environment including but not limited to - updates, deployments, system architecture/design changes, orchestration using Puppet, security scanning etc. From October 2012 to August 2013 (11 months) Entry Level Technician @...
Sr. System Administrator @ CTAC Continued all previously responsibilities. Orchestrated the automated roll-out of security patches and kernel upgrades using Puppet. Ongoing maintenance on a large production environment including but not limited to - updates, deployments, system architecture/design changes, orchestration using Puppet, security scanning etc. From October 2012 to August 2013 (11 months) Entry Level Technician @ TEK Systems Installed OSes and deployed workstations on client networks throughout DC Metro area. From February 2006 to October 2006 (9 months) Tier 1 Customer Support Technician @ EATEL Aided customers in resolving cable, telephone, and internet service issues; Provided step-by-step troubleshooting advice; Documented and reported problems using BellSouth Tapi system. From May 2005 to January 2006 (9 months) Senior Site Reliability Engineer II @ onXmaps, Inc. Bozeman, Montana, United StatesSenior Dev Ops Engineer @ Amobee Continuing all Videology responsibilities.Responsible for the migration and upgrade of legacy production critical database servers to a new datacenter and new hardware.Working on Kubernetes containerization project to enable a hybrid-cloud/physical colo environment.Snowflake columnar database administration and operational support.Terraform work to decrease time taken to roll out large-scale test environments for new clients.Built out multiple generic terraform modules to enable a migration towards application stack oriented terraform rather than service oriented terraform.Implemented above terraform modules to build out full application stacks and templates for existing infrastructure deployments. From August 2018 to March 2020 (1 year 8 months) ColoradoSr. Dev Ops Engineer @ Videology, Inc. Supported the data processing and analytics platform.Orchestrated large fleets of servers using Chef and Ansible. Maintained large codebase of cookbooks for the data platform.Maintained and expanded metric aggregation and alerting via Graphite, Nagios and Pagerduty.Automated build and deployment processes for a multitude of projects using Atlassian products.Worked closely with Data team developers to enhance testing and validation procedures with an eventual goal of automating deployments entirely, and increase overall platform reliability.Enhanced monitoring and management using logstash and ELK via Amazon's ElasticSearch product.Established review processes to enforce AWS cost management and reduce server sprawl.Actively reviewed ongoing technical efforts and provided best practice options or alternatives using AWS solutions.Spearheaded a migration from Cloudera Hadoop to scaling EMR clusters, resulting in both cost savings and increased performance.Built automation and orchestration around EMR to allow production use of ad-hoc clusters and simple provisioning of Spark clusters using Zeppelin as a front end for data investigation. From January 2017 to August 2018 (1 year 8 months) RemoteSenior Site Reliability Engineer @ Collective[i] - Manage, maintain and extend large-scale Puppet infrastructure- Capacity planning and architecture expansion planning- Develop and maintain automatic server provisioning capabilities, continuous integration pipeline- Maintain, optimize and extend monitoring & alerting system utilizing Nagios, Graphite, Grafana & ELK - Optimize and maintain multiple Cloudera Hadoop Environments- Troubleshoot, maintain and extend ongoing ETL efforts utilizing Hive, Spark, Impala, Kafka etc. From May 2016 to January 2017 (9 months) RemoteInfrastructure Architect @ Sentrana Assisting with the vision and development of the next generation Sentrana infrastructure for managing, accessing and analyzing massive amounts of data at very high speeds, and managing and optimizing the existing Sentrana infrastructure. Working closely with the Software Engineering teams in order to design, implement, and scale a SaaS solution for marketing analytics data ingestion and presentation.Planned and executed a migration of back-end data warehousing services to Amazon's Redshift service from legacy on-site database technology. Spearheaded a migration of on-site production and development resources to Amazon Web Services. Leveraged the following services in order to increase reliability and resiliency while lowering infrastructure costs: EC2, RDS, VPC, Direct Connect, Redshift, S3, Glacier, EMR (Spark), EB, etc.Worked on CI process design and implementation, and implemented a continuous deployment process using Jenkins, Docker and Amazons ELB service. From August 2014 to May 2016 (1 year 10 months) Washington D.C. Metro AreaInfrastructure Engineer @ Sentrana Assisting with the vision and development the next generation Sentrana infrastructure for managing, accessing and analyzing massive amounts of data at very high speeds, and managing and optimizing the existing Sentrana infrastructure. Rebuilding and migrating entire infrastructure on new physical hardware and a new VMWare environment. Spearheading migration of new client services into AWS. From August 2013 to August 2014 (1 year 1 month) Washington D.C. Metro AreaCloud Computing Manager @ HandySoft -Responsible for designing and taking the lead on building both SaaS and PaaS offerings for Handysoft’s primary product – BizFlow Plus.-Architecting Handysoft’s single-tenant PaaS offering through EC2 AWS infrastructure. -Implementing a variety of tools for use within EC2 AWS, covering areas from DNS to configuration management to log aggregation.-Analyzing the market landscape to develop a viable licensing and pricing model SaaS/PaaS offerings.-Defining the marketing vision to evangelize the advantages of the new BizFlow Plus SaaS and PaaS environments. From March 2012 to October 2012 (8 months) Falls Church, VASystem Administrator @ Communications Training Analysis Corp. Designed and implemented a brand new hosted virtualization solution for the Department of Health & Human Services web content department. This included but wasn't limited to building out standard infrastructure servers within the new environment (DNS, LDAP etc.) as well as designing high availability application clusters and migrating applications previously hosted on standard servers to them. The vast majority of these were Ruby on Rails applications using MySQL DB backends. I was also responsible for implementing a variety of tools within this environment for management purposes. The most notable of which were Splunk and Puppet. I wrote multiple Puppet modules to control different configuration aspects of the virtual servers in the environment, as well as assisting developers with using Splunk for troubleshooting purposes.Was responsible for the C&A/ST&E security scanning and documentation process. Assisted in the generation of the entire C&A package for the new environment, and was responsible for ensuring the security of the server images and passing the ST&E scans. From May 2011 to March 2012 (11 months) Analyst @ The George Washington University List of job duties:Analyzing and documenting all Student Technology Services processes and procedures. Writing and maintaining multiple PHP and shell scripts that enable authorized users to review network logs. Overseeing planning, deployment, and support of a Juniper Network Access Control system for use on campus student network. Gathering and analyzing help desk and network usage statistics; Responsible for office oversight in University Technical Support Manager's absence.Responsible for rewriting RHEL 5 kickstart scripts to be in compliance with CIS security recommendations. Responsible for setting up and maintaining web server and mySQL server for multiple departmental wiki's. Responsible for updating wiki servers in a controlled manner using a test server as well as adding new wiki's as requested by departments. Testing and adding wiki features on a departmental basis. Audited the previously existing security stance of the database and web server and rebuilt them to be in compliance with the current recommend security standards enforced by the University.Supervised annual equipment functionality check; Installed, tested, monitored computer programs and systems; Trained junior staff to work with computer systems/hardware and provide customer service.Repaired computers through data retrieval, formatting and re-installation of operating systems, and virus detection and removal; Assisted in supervision and training of new employees; Provided help desk support. From May 2006 to May 2011 (5 years 1 month)
Sr. System Administrator
October 2012 to August 2013
Entry Level Technician
February 2006 to October 2006
Tier 1 Customer Support Technician
May 2005 to January 2006
Senior Site Reliability Engineer II
Bozeman, Montana, United States
Senior Dev Ops Engineer
August 2018 to March 2020
Sr. Dev Ops Engineer
January 2017 to August 2018
Senior Site Reliability Engineer
May 2016 to January 2017
August 2014 to May 2016
Washington D.C. Metro Area
August 2013 to August 2014
Washington D.C. Metro Area
Cloud Computing Manager
March 2012 to October 2012
Falls Church, VA
Communications Training Analysis Corp.
May 2011 to March 2012
The George Washington University
May 2006 to May 2011
Continued all previously responsibilities. Orchestrated the automated roll-out of security patches and kernel upgrades using Puppet. Ongoing maintenance on a large production environment including but not limited to - updates, deployments, system architecture/design changes, orchestration using Puppet, security scanning etc. Continued all previously responsibilities. Orchestrated the automated roll-out of security patches and kernel upgrades using Puppet. Ongoing maintenance on a large production environment including but not limited to - updates, deployments, system architecture/design changes, orchestration using Puppet, security scanning etc.
What company does Samuel Lightbody work for?
Samuel Lightbody works for CTAC
What is Samuel Lightbody's role at CTAC?
Samuel Lightbody is Sr. System Administrator
What industry does Samuel Lightbody work in?
Samuel Lightbody works in the Marketing and Advertising industry.
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