Resume

Todd J. Green

Senior Systems Administrator | DoD Environments | OCONUS Europe

📧 [email protected] · 📍 Ramstein, Germany · 🔒 Active Top Secret Clearance

Professional Summary

Senior Systems Administrator with 30 years of experience supporting U.S. Navy and U.S. Air Force facilities across Europe. Specialist in enterprise application hosting, Active Directory, IIS/SQL Server environments, and VMware-to-Azure cloud migration. Proven track record managing development pipelines, maintaining DISA STIG compliance, and ensuring high availability for mission-critical business applications serving multiple OCONUS installations.

Certifications

  • CompTIA Security+ (Active through 2027)
  • Microsoft Certified Professional (MCP)
  • Microsoft Azure Administrator AZ-104
  • DoD 8570/8140 IAT Level II Compliant

Technical Skills

Cloud & Virtualization: Microsoft Azure, VMware vSphere/ESXi, Hyper-V Operating Systems: Windows Server, RHEL, Solaris, Windows Desktop Web & App Servers: IIS, Apache, ColdFusion, ASP.NET Databases: Microsoft SQL Server (Administration, Querying, Reporting) DevOps: Azure DevOps, Atlassian Jira, Bitbucket, Git Security: ACAS, DISA STIG, McAfee ePO/HBSS, Splunk SIEM Directory Services: Active Directory (FSMO, GPO, DNS, DHCP, Replication) Networking: Cisco Routing/Switching, Firewall Configuration, PKI/CAC

Experience

Systems Administrator — Unified Communications

General Dynamics Information Technology (GDIT) · Ramstein Air Base, Germany · 2026–Present

  • Administer and sustain the Cisco Unified Communications enterprise supporting HQ USAFE-AFAFRICA A6 across the EUCOM and AFRICOM areas of responsibility
  • Operate CUCM clusters, Unity Connection, IM&P, Expressway C/E for Mobile and Remote Access, Cisco Emergency Responder, and CUBE gateways
  • Manage certificate lifecycle and ITL/CTL operations, maintain DISA STIG compliance, and provide Tier 3 troubleshooting across the UC stack

Systems Administrator / Development Manager

Serco North America · Naples, Italy · 2023–Present

  • Primary Systems Administrator, Domain Admin, and Development Manager for the Naples Business Applications Community of Interest (NABACOI)
  • Migrated external development environments into a unified, DoD-approved, logically isolated platform
  • Manage application development, distribution, and maintenance for business applications across Spain and Italy using Azure DevOps with Git
  • Leading planning for full suite migration to Flank Speed Azure Cloud

Systems Administrator / Development Manager

Serco North America · Rota, Spain · 2020–2023

  • Managed .NET/IIS and ColdFusion business applications and hosting infrastructure across two countries
  • Administered 40+ virtual servers on ESXi, maintained ACAS scanning, endpoint security, and Splunk SIEM
  • Managed Atlassian-based development pipeline with Git version control

Systems Administrator

Leonardo DRS Technologies · Rota, Spain · 2016–2020

  • Continued NABACOI systems administration under new contract holder
  • Provided additional base-wide technical support at the request of the N6

Systems Administrator

STG, Inc. · Rota, Spain · 2014–2016

  • Administered IIS and SQL virtual servers on VMware ESXi and Hyper-V
  • Managed patching, configuration, backups, and Atlassian-based change control
  • Briefed government managers on status and issues

Desktop Subject Matter Expert — ONE-Net Europe

STG, Inc. · Naples, Italy · 2007–2014

  • Tier 3 SME for Windows desktop baseline across ~9,000 classified and unclassified Navy workstations in Europe
  • Led enterprise migrations from XP to Windows 7 and from legacy networks to ONE-Net
  • Built SQL-based reporting for proactive workstation health maintenance
  • Trained and mentored Tier 1 and Tier 2 field technicians

Earlier Roles (2004–2007)

  • CSC Corporation · Naples — Tier 2 support at the Theater Network Operations and Security Center; led vulnerability assessment tiger teams
  • Titan Corporation · Naples & various European sites — Coordinated migration of legacy applications from 40+ networks to ONE-Net; on-site infrastructure project oversight

Military Service

U.S. Navy · 1996–2011 · Petty Officer First Class (E-6)

Data Systems Technician with active duty and reserve service across London, Naples, Bahrain, and CONUS. Technical lead for network infrastructure, GCCS systems, and classified coalition WAN projects. Honor Graduate. Received Expeditionary Medal and four Navy Achievement Medals.

Education

Computer Science Coursework — University of Maryland · Walden University Physics & Philosophy Studies — Reed College, Portland, OR

U.S. Citizen residing in the EU since 2004. Fluent in English; conversational Italian.