Donald Lesight Email & Phone Number

Panama City, Fl, Us

Sr. Windows System Administrator 12/18 – 9/14/23• For AETC/A5QR,The Air Force Pilot Training Records System provide support andadministration of TIMS, GTIMS applications on 100+ servers across the United States Air Force Infrastructure.• Perform Tech Refreshes of servers by remotely updating operating systems and applications on new physical or virtual systems.• Remotely install, configure new versions of application packages on servers.• Perform updates to Windows Operating systems and Antivirus Software on a scheduled basis; also Root Certificate updates.• Research and Resolve issues received by phone, JIRA ticket or tasks assigned by team lead.• Perform SCAP scans, manual and automatic STIGs, perform remediation, provide results to ISSM/ISSO.• Troubleshoot services, service accounts when needed to keep applications running.• Update SSL Certifications and install latest on all servers.• Perform tech refresh of our data center by moving existing servers or installing new servers and Storage System along with VSphere Host systems create new virtual machines to update existing systems or expand our infrastructure.• Preload new servers to be shipped to bases for tech refreshes• Write up procedures as needed to perform required tasks.• Person responsible for configuring, requesting ARMS Certificates to be installed on GTIMS/TIMS APP, DB servers and test communication to ARMS PMO database.

Beavercreek, Ohio, Us

• For AFPOA/DFOA, the Air Force Personnel Record System provides support and administration of two environments.• AFPOA/DFOA Dev./Test and Production Environments, support, administers and troubleshoot Application servers. Work with Engineers for what is needed in OS packages, and Database upgrades, conversion to virtual Linux systems, etc. in preparation for migration to AWS (Amazon Web Services).• Perform updates to Linux Operating systems and Antivirus Software on a scheduled basis, also tape backups of HP Unix OS for offsite and local storage.• Monitor all servers through Tripwire and HP Operations Manager software and troubleshoot reported issues as needed and generate daily reports.• As Tripwire administrator, Maintain Tripwire software function, accounts, server assignments and report generation. Upgrade software, rules and policies as required.• Research and Resolve issues received by phone, Serena ticket or tasks assigned by team lead.• Using VMware VSphere create new virtual Linux servers by cloning templates and configuring to requirements and testing.• Perform STIG / Scap on servers as assigned and remediate findings.• As Task Lead, check, sign time cards, generate reports for management, answer questions pertaining to benefits or company, process new or exiting employees.

•For AFRISS-TF, the Air Force Recruiting Information System provide support and administration of two infrastructures.•AFRISS-TF legacy infrastructure, support, administer and troubleshoot legacy servers. Update servers to latest OS, packages, patches and cleanup of unused services, old unused accounts, etc. in preparation for migration to AWS (Amazon Web Services).•Milcloud Infrastructure, a partial migration to a cloud type environment, that will not be used needs support and administration, will be updated to latest OS, OS packages, patches, certificates and cleanup of unneeded services, old accounts expired certs etc. in preparation for migration to AWS. NTP and DNS configurations are required.•After both infrastructures are prepared they will be migrated to AWS and checked out. Then supported, administered, maintained from AWS. •Produce Weekly Metrics Report and submit to distribution.•Produce input for monthly maintenance report.

Reston, Virginia, Us

Provide support for Linux servers of NEXGEN IT for the AF. Load OS, Oracle database, Apache Web instances and Applications. Troubleshoot issues as needed.

Reston, Virginia, Us

•Support user and client accounts in a virtual environment containing desktop and servers•Maintain Trusted Thin client server platform which allows clients and users access to dual level security on virtual desktops.•Create and maintain virtual servers,desktops using vSphere 5.0 infrastructure on secured networks.•Work with Active Directory, DNS, DHCP, Printer Server, adding new virtual servers to network and domain•Migrate secure network, create root structure and add security groups.•Troubleshoot, diagnose and resolve trouble tickets using Service Manager 9.•Maintained VCenter and APP Hosting on Unclass network.•Team Member in pilot project creating virtual infrastructure at remote sites using vSphere 5.0 and vCloud Director including troubleshooting VMs and creating build, test and QC documentation•Member of Enterprise Hosting and Storage Team, administering and maintaining virtual infrastructure and NetApp storage.•Member of Applications Team, using SCCM pushing out applications, operating systems and updates to remote sites requiring new systems.

Reston, Va, Us

•Working with Military systems and applications of the Military Health System•As System Administrator responsible for Enterprise Remote Access which consists of Active Directory support, Infrastructure and VPN•Involved with Gold Disk Security scan and mitigation of Windows 2003 Servers and securing Windows XP Desktop for Retinae Scans.

•As Backup administrator used Symantec Netbackup 6.0 and a 150 LTO tape library. •Cabled backup network thru secondary network so backups would not restrict resources.•Maintained Exchange 2003 server, and fail-over server running Never Fail software, •Administered Active Directory such as add/remove accounts, groups and permissions. •Managed virtual servers on VMware ESX servers thru the “Virtual Center” web interface. •Monitored 30+ servers which included OS, hardware, updates and troubleshooting•Maintained, troubleshot DNS for resolving names, IPs and recognition problems.•Recycle; update servers to new requirements thru repair, component upgrades.•Member of team that upgraded all servers to Windows 2003 and setup domain.•Team Member that installed 35 servers, and OS configuration for XML DB search engine.