• Maintain high availability of multi-vendor (Dell, HP) hypervisors in large, virtualized environment with1000+ Windows and Linux virtual machines, alongside 2000+ blade servers, using RDP or SSH, ensuring a 99.9% uptime• Proactively deep dive into troubleshooting to resolve Active Directory, Domain Trust, Group Policies,Domain Objects, and Filesystem issues, using PowerShell scripting to streamline administrative tasks andsystem management, enhancing efficiency by 30%.• Monitor, resolve and document root cause of hardware and network issues for all project stakeholdersutilizing SolarWinds Orion, Atlassian Jira, and Confluence, increasing policy awareness, operational efficiency and achieving complete SLA compliance• Configure, manage, optimize, and troubleshoot Windows Server Failover Cluster, Replication, LiveMigrations, SAN storage, LUNs, TCP/IP, DNS records, SMB and other protocols, boosting system efficiency and resilience

• Applied technical skills in daily IT housekeeping duties, to include software installation, updates, patches, for 900+ devices in Microsoft Windows and 365 environment, achieving a 95% policy compliance• Managed SQL Servers, databases, storage, backup, and disaster recovery planning, applying SQLpatches and ensured total data consistency• Trained 35+ IT support employees in hardware, software, and network maintenance, elevating supportcapabilities by 40%

• Provided desktop support to 1500+ users across three locations, to include onboarding, issue domaincredentials, MDM management, create outlook and SharePoint accounts• Increased network DHCP capacity to PXE provision 150+ workstations three days ahead of the allocatedtime, streamlining the deployment process• Successfully trained end users in VMWare Thin Clients and EPIC EHR use, ensuring full compliance withHIPAA regulations and zero violations

• Developed hardware and network troubleshooting training materials, exceeding annual training goals for 200+ personnel, furthering their technical proficiency by 30%• Resolved problems affecting workstations, servers, and the enterprise network, conducted root causeanalysis, executed software updates, and implemented configuration changes, resulted in 35% reduction in security incidents• Led data center expansion project, increased network rack resources for VoIP communications and IToperations, increased services total uptime by a factor of 50

• Screen, analyze, research, and interpret intelligence information, gathered via open-source data collection methods, including telecommunications, network, and hardware infrastructure, to produce detailed analytical products of adversaries' IT capabilities.• Lead a team of analysts in area assessments, data collection, analysis, and production of documents for five senior-level government officials to support military operations on emerging threats. Assist and advise the Intelligence Officer in planning and execution of data collection operations.• Responsible for the professional development of subordinates in data collection/analysis activities; train subordinates in the use of Invisible Internet Project, and other overlay networks.• Trained, and supported organization teams in the deployment and operation of mobile IT systems, including network-attached storage, print, and cellular connectivity devices, keeping in compliance with DoD regulations, to support civilian agencies during humanitarian and security assistance operations.

•Provided support for 10,000+ Linux, Windows, and Xen servers. Executed and documented resolution via expansive Remedy ticketing system, prioritizing issues or change management requests, minimizing impact to customer, network and data capacity, with 100% compliance to tight SLA tolerances.•Collaborated with supporting teams and vendors to perform on-site, hands-on troubleshooting of blade servers, racks, switches & routers (Cisco, Juniper, Quanta, Broadcom, Edge-Core), DWDM (Citrix), fiber optic equipment and cabling, using troubleshooting workflows, network schematics, and manufacturer technical drawings. Gathered data on common failures and work with other teams to identify and track, systemic issues affecting the server fleet or network, to escalate or implement remediation steps effectively.• Diagnosed, and repaired 1500+ custom servers and 200+ open network Linux devices using BMC, KVM, or CLI. Deep diving to core components to perform hardware repairs, firmware reloads, or configuration changes; returning faulty servers or network devices to service to minimize operating expenses. Troubleshot over 500 single-mode and multimode fiber-optic network links successfully, using logs, network scripts, and visual fault indicators to identify bad optical transistors, network devices, assembled fiber optic cables, and patch panels.Contributing to the overall reduction of backlog to less than 5% of open tickets.• Mentored and helped develop new hires with expert knowledge of data center operations. Provided excellent customer service and expedient resolution to clients. Followed strict secure data media handling procedures to ensure customer data protection requirements with zero misses. Developed improvements to existing data center operations tool carts, using the 5S methodology; completed conceptual prototype and selected as part of the global team to implement new tool carts for company-wide operations.

• SME for a fleet of 24 aircraft, valued at over $750M. Provided technical input and critical data to senior personnel in aviation systems. Responsible for inspecting critical aircraft systems with a 100% completion rate. Maintained perfect safety record by verifying calibrated tools, and repair procedures compliance. Inspected finished products for quality adherence to manufacturer specifications. Verified tolerance calculations for installed aircraft equipment and components to ensure the safety of flight operations, resulting in zero misses.• Provided hands-on technical support by interpreting wire schematics, technical drawings/manuals, and blueprints to identify component failures (fault isolation in solid-state, data bus, controllers, remote terminals, copper, coaxial, fiber optic, wire bundles/harnesses, and connectors) in complex electronic systems. Awarded Army Achievement Medal for identifying and documenting systemic failures of induction waveguides for radar targeting systems, resulting in saving the organization over $1.5M in acquisition costs.• Performed software/firmware deployment, upgrades, and updates to aircraft mission data servers and workstations, with minimal downtime by implementing a prioritization matrix. Managed SQL database responsible for critical aviation records and technical publications, resulting in complete data integrity.• Implemented batch script to Windows server and associated workstations to streamline system updates, resulting in adoption by the organization, reducing downtime for software update projects from expected days to three to five hours.• Led and mentored team members in repair and testing procedures of aircraft components (data, sighting and weapons processors), including solid state and transistorized subsystems, software calibration, and firmware uploads; using multi-meters, oscilloscopes and other equipment; following wiring schematics and technical manuals to isolate faults with minimal downtime.

• Planned, designed, and implemented IT infrastructure deployments, and upgrades, including installation and configuration of school domain server, print server, faculty and student workstations, network switches, wireless access points, and DSL routers. Supplied cost and timeline analysis to senior managers on IT equipment requirements for future locations.• Managed MS Access database for customer support and point of sales services. On-site troubleshooting and repair of servers and networks, including imaging, software reload, and hardware repairs.• Assisted faculty personnel with Windows XP and Microsoft Office technical issues as needed. Provide technical guidance on adjustments and updates to IT training curriculum.