Michael Doan
McKinney,TX
Summary
Detail-oriented System Administrator committed to improving system design and operations for the company. Researches and implements solutions to ensure the company is in compliance with industry standards. Creates easy-to-follow guidelines and troubleshooting documentation. Expert in troubleshooting, finding root cause, run issues through problem management, and create solutions for said root causes.
Overview
19
19
years of professional experience
Work History
Senior Linux System Administrator
Orthofix Medical, Inc
2023.06 - Current
- Increased server patch completion by 66% utilizing Manage Engine and resolving failed updates
- Planned and implemented Red Hat Linux standardization
- Contributed to cost savings of 15% in Oracle Cloud Infrastructure (OCI) environment by analyzing resource usage
- Automated Rapid 7 agent installation and configuration by scripting the process
- Led and organized projects using Kanban methodology
- Installed physical storage racks adhering to lifecycle management
- Provisioned servers in OCI for Oracle Finance team on various efforts
- Created documentation on infrastructure processes and system topologies in SharePoint
- Decommissioned unused servers to reduce technical debt
Senior Systems Engineer
USAA
2015.09 - 2023.06
- Spearheaded effort to remediate application and server security vulnerabilities for ECM area, and guided other teams to resolve their vulnerability opportunities; Created wiki guides for resolution; Triaged vulnerability tickets to meet service level agreements; Created dashboards for leadership to follow progress
- Led multiple teams in Agile and Kanban meetings which included standups and ceremonies. Created features, dependencies, stories, and objectives in Jira
- Designed and built infrastructure for upgrading Documentum Content Server from versions 7.1 to 16.7 to 21.2
- Designed and built infrastructure for upgrading Documentum Retention Policy Services from 6.7 to 6.8 to 21.4
- Designed and provisioned servers for upgrading Documentum xPlore from 1.3 to 1.5 to 16.4 to 21.2
- Automated some Documentum deployment steps to reduce upgrade time by 10%
- Planned and implemented Elasticsearch and Kibana 7.1 to take advantage of indexing of Documentum metadata
- Proposed technical feasibility solutions for new system designs for performance improvement of technical components
- Created monitors for team supported applications in Data Dog, Kibana, Splunk, and custom shell scripts
- Streamlined troubleshooting processes to improve system support, and enhanced communication between support teams and end-users
- Reduced technical debt by reviewing servers and services, and decommissioning legacy items
- Provided L3 support: Identified application and system issues and handled troubleshooting to resolve quickly, while collaborating with other infrastructure teams and documented issues in Service Now
- Documented system configurations, workflows and processes, and created outage playbooks in Confluence
- Mentored junior team members other associates outside of organizational area
Advanced System Engineer
Walmart Stores, Inc
2005.09 - 2015.09
- Planned and implemented Documentum Content Server upgrades on AIX from version 5.3 to 6.5
- Upgraded Documentum FAST Indexing to version 1.3
- Supported business customers as a Documentum Administrator
- Supported Captiva 6.5 ensuring that OCR process ran nominally
- Administered SharePoint and supported the product on both application and infrastructure sides
- Maintained company-wide internal and external faxing
- Collaborated with Walmart Central America to perform these tasks:
- Trained end users on KnowledgeLake application
- Created SharePoint sites for various teams
- Created solutions to track users that accessed onsite data center
- Designed a solution to expand their data center and coordinated efforts with US data center team - Facilitated incident management issues with support teams
- Documented all processes via SharePoint Wikis
Education
Bachelor of Science - Computer Information Systems
University of Arkansas, Fayetteville
Fayetteville, ARSkills
- Documentum Content Servers
- Documentum Retention Policy Services
- Documentum xPlore
- Elasticsearch
- Documentum IDQL / IAPI
- Windows OS, Linux, AIX and HP-UX
- VMware
- SQL, UDB, DB2, Oracle
- Unix and Linux Shell Scripting
- Kanban and SAFe Agile Methodologies
- DataDog Monitoring
- Splunk monitoring and dashboard
- Kibana Query and Dashboard
- Control-M and Rundeck Job automation
- ManangeEngine Desktop Central
- Rapid 7
Timeline
Senior Linux System Administrator
Orthofix Medical, Inc
2023.06 - Current
Senior Systems Engineer
USAA
2015.09 - 2023.06
Advanced System Engineer
Walmart Stores, Inc
2005.09 - 2015.09
Bachelor of Science - Computer Information Systems
University of Arkansas, Fayetteville
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