Miguel Welch
Fairfax
Summary
Senior Systems Administrator with 8+ years of experience managing secure, multi-platform IT environments in federal and enterprise settings. Experienced in architecting and migrating Windows systems and Active Directory to Azure, AWS, and cloud-based environments, ensuring zero downtime and enhanced security. Skilled in developing SOPs, knowledge bases, and automated workflows, improving operational efficiency and end-user self-service. Proven ability to maintain compliance with NIST and STIG standards, lead teams, mentor staff, and manage projects across diverse IT platforms. Committed to optimizing IT infrastructure, strengthening cybersecurity posture, and delivering high-quality, reliable support.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Enterprise Service Division Lead
Network Enterprise Center
West Point
05.2022 - Current
- Managed the migration of nine Windows Server 2016 systems to Windows Server 2019, ensuring 100% uptime and seamless service continuity.
- Architected and migrated 1,400 devices from on-premises Active Directory to Microsoft Entra ID in Microsoft Azure, improving cloud scalability, identity security, and cross-platform integration.
- Developed 18 new standard operating procedures (SOPs), streamlining workflows and boosting overall division efficiency.
- Initiated and managed the redesign of the IT knowledge base, improving self-help adoption and accelerating the resolution of technical issues.
- Created and managed system configuration baselines and detailed change requests, including risk assessments and rollback plans, ensuring compliance and operational continuity.
- Led cybersecurity assessments to ensure 100% compliance with NIST standards across servers, workstations, and network infrastructure.
- Leveraged advanced PowerShell scripting to detect and resolve end-device issues, boosting detection rates by 75% and enhancing cybersecurity posture through rapid remediation and minimized downtime.
- Oversaw the helpdesk team and support operations, leveraging ServiceNow, assigning and prioritizing tickets to guarantee timely resolution, SLA compliance, and end-user satisfaction.
- Achieved a 99% customer satisfaction rate by guiding customer support and system administration teams in efficiently resolving technical issues.
- Spearheaded the Windows 11 migration for 1,023 workstations using Intune and MECM, ensuring zero data loss and minimal downtime.
- Enhanced team productivity and reduced access-related incidents by architecting and managing SharePoint environments with well-defined security groups.
- Maintained 100% NIST and STIG compliance for all servers, workstations, and network devices, reducing vulnerability exposure to zero during annual audits.
- Ensured 100% completion of all Security Technical Implementation Guide (STIG) requirements for workstations, servers, and switches within the Enterprise Service Division.
System Administrator
United States Military Academy – Department of Systems Engineering
West Point
10.2018 - 05.2022
- Directed $400K system upgrades, improving security and compliance for high-security lab environments.
- Monitored end users’ PCs utilizing Microsoft Intune for compliance, achieving a 98% adherence rate to the latest security patches across 500+ devices.
- Developed a training program for over 100 new employees on departmental technology and software through hands-on labs and assignments, resulting in a 95% user proficiency rate within the first 30 days.
- Evaluated network services’ functionality, security, and integrity in a secure secret lab environment, enhancing uptime and reducing security violations by 30% year-over-year.
- Ensured the timely installation of security patches on over 200 departmental PCs in the secret lab, maintaining 100% compliance and zero security breaches over a three-year period.
- Orchestrated quarterly computer system upgrades, improving security readiness and reducing vulnerabilities by 20% annually.
- Maintained 100% functionality and integrity of the Systems Engineering secret lab, supporting 50+ critical projects without experiencing downtime.
- Provided cybersecurity policy guidance and recommendations to government agencies, contributing to a 15% increase in compliance with federal security standards.
IT Specialist
Vertafore
Greenwich
01.2017 - 10.2018
- Championed SOC Type 1 & 2 compliance efforts, directly supporting revenue growth by meeting critical industry security standards.
- Deployed extraction software on over 134 client SQL servers, securing the processing of more than $5 billion in insurance premiums.
- Coordinated cross-functional project teams, aligning software developers with clients’ needs to ensure timely and accurate deliverables.
- Directed full-scale IT relocations, planning and executing the physical move of all equipment with zero critical downtime.
- Facilitated the migration of 124 email accounts from Google G Suite to Microsoft Outlook, ensuring 100% data retention and minimal disruption.
- Instituted a company-wide security awareness training program, significantly strengthening internal cybersecurity posture.
- Administered Microsoft 365, Google Workspace, Atlassian Jira, and Confluence, enhancing collaboration and productivity across departments.
- Delivered white-glove IT support to executive leadership, providing fast, discreet, and high-priority service for critical issues.
- Sole IT support provider for 97 employees (Mac & Windows), ensuring rapid remote and on-site issue resolution.
Material Support
Huntington Ingalls Shipyard
Newport News
04.2013 - 12.2016
- Oversaw the management, ordering, and processing of over $6.3 million in supplies, tools, and safety materials for the entire north region of the shipyard.
- Trained over 1,300 employees on tool safety and proper usage, enhancing workplace safety awareness.
- Demonstrated excellent organizational skills by inventorying over 10,250 tools and safety materials independently.
Quartermaster
U.S. Navy
Norfolk
10.2008 - 11.2012
- Ensured safe navigation of the ship throughout two deployments, which encompassed over 24,000 miles of travel without incident.
- Supervised and coordinated the efforts of 12 other sailors in the navigational department.
- Oversaw maintenance of the navigational department as the work center supervisor, ensuring operational readiness.
- Enhanced navigational department maintenance equipment readiness, achieving a passing score of 97%.
Education
Master of Business Administration - M.B.A.
Liberty University
Lynchburg, VA01.2025
B.S. - Computer Information Systems
ECPI University (East Coast Polytechnic Institute)
Newport News, VA01.2016
Skills
- Troubleshooting
- Servers
- Network
- Security
- Windows
- Linux
- OS X
- MDM
- Cloud administration
- AWS
- Azure
- SharePoint
- Intune
- ARM
- MECM
- Google Workspace
- Atlassian Jira
- Confluence
- VM Horizon
- PowerShell
- AWS S3
- Active Directory
- Azure Entra ID
- Phyton
- Leadership
- Customer Support
- Team Management
- Project Management
- Systems administration
- Technical Documentation
- Supervisory experience
Certification
Comptia Security+
Timeline
Enterprise Service Division Lead
Network Enterprise Center
05.2022 - Current
System Administrator
United States Military Academy – Department of Systems Engineering
10.2018 - 05.2022
IT Specialist
Vertafore
01.2017 - 10.2018
Material Support
Huntington Ingalls Shipyard
04.2013 - 12.2016
Quartermaster
U.S. Navy
10.2008 - 11.2012
Master of Business Administration - M.B.A.
Liberty University
B.S. - Computer Information Systems
ECPI University (East Coast Polytechnic Institute)
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