David Wall Email & Phone Number

• MSP fully managed customer support• Remote, reactive computer service• Reactive monitoring• Front line customer service• Customer service escalations• Procurement information gathering/front-loading• Proactive documentation management• Minor project and change management tasks• PolicyPak, Office365, Azure AD management• SentinelOne, GFI, ConnectWise, IT Glue• Veeam Backup, VeeamOne, Unitrends• On-prem Exchange, ADDS

Great Falls, Montana Area

• Remote and On-site Management and Support for Small Businesses and Non-Profit Organizations

• Co-designed and implemented a VSphere 5 virtualized LAN infrastructure to support the daily operations of 12 Windows servers, Cisco 2960 switches, a PFSense firewall and Cisco router for 53+ Windows XP/7 client workstations• Co-migrator of a cross-forest migration from a 5 domain, Server 2003 AD forest to a single-domain, Server 2008 R2 AD forest and parallel Exchange organization aimed to stabilize and simplify• Managed servers, SAN storage, backups, internally hosted applications… Show more • Co-designed and implemented a VSphere 5 virtualized LAN infrastructure to support the daily operations of 12 Windows servers, Cisco 2960 switches, a PFSense firewall and Cisco router for 53+ Windows XP/7 client workstations• Co-migrator of a cross-forest migration from a 5 domain, Server 2003 AD forest to a single-domain, Server 2008 R2 AD forest and parallel Exchange organization aimed to stabilize and simplify• Managed servers, SAN storage, backups, internally hosted applications and databases; AD, Exchange, web/e-mail filtering, Cisco routers and switches; and both primary and backup WAN links• Supported audio-visual, light, recording and live-streaming systems for church services• Performed occasional group, user training sessions and one-on-one user training• Performed in a public speaking role – both teaching and preaching Show less

Reston, Virginia

• Managed 250+ Windows 2003 servers, 2 clustered ESX hosts (prod), 1 stand-alone ESX host (DR) and 1 ESXi host (lab), Server 2003 AD; Exchange 2003 (three-node cluster); Cisco routers and switches; and both primary and backup WAN links for a 3000+ user network• Project Manager and Lead for an AD migration from Server 2000 to 2003 AD aiming also to remediate policies, processes, procedures, DC distribution, OUs, GPOs, containers, sites and subnets; and address various security and audit… Show more • Managed 250+ Windows 2003 servers, 2 clustered ESX hosts (prod), 1 stand-alone ESX host (DR) and 1 ESXi host (lab), Server 2003 AD; Exchange 2003 (three-node cluster); Cisco routers and switches; and both primary and backup WAN links for a 3000+ user network• Project Manager and Lead for an AD migration from Server 2000 to 2003 AD aiming also to remediate policies, processes, procedures, DC distribution, OUs, GPOs, containers, sites and subnets; and address various security and audit related items Show less

Arlington, Virginia

• Managed 250+ Windows 2000/2003 servers, Server 2000/2003 AD, Exchange 2000/2003 (five-node cluster), BES services and 1 Linux Redhat Ent3 (Postfix) server for a 400+ user network• Project Manager and Lead for an AD migration from Server 2000 to 2003 AD and Exchange migration from 2000 to 2003 aiming also to revise the AD forest/domain structure, Exchange organization and configuration and the integration of new compliance and messaging components

Chantilly, Virginia

• Managed 80+ Windows 2000/2003 servers, Server 2000/2003 AD, Exchange 2003 (three-node cluster); Sharepoint 2003, NetApp FAS270 network filers and BES services for a 1200+ user network• Project Manager and Lead for an AD migration from Server 2000 to 2003 AD and Exchange 2003

Fairfax, Virginia

• Managed 40+ Windows NT4/2000 servers, NT4/Server 2000 domain controllers, Exchange 5.5 and Checkpoint firewalls for a 2500+ user network• Team Lead for a migration from NT4 to Windows 2000 for over 3000+ accounts and associated data• Project Lead for a migration of several NT4 domains into a single domain• Project Lead for a migration of several Exchange 5.5 organizations into a single organization• Migrated user data and mail from Linux to Windows NT4 and Exchange… Show more • Managed 40+ Windows NT4/2000 servers, NT4/Server 2000 domain controllers, Exchange 5.5 and Checkpoint firewalls for a 2500+ user network• Team Lead for a migration from NT4 to Windows 2000 for over 3000+ accounts and associated data• Project Lead for a migration of several NT4 domains into a single domain• Project Lead for a migration of several Exchange 5.5 organizations into a single organization• Migrated user data and mail from Linux to Windows NT4 and Exchange 5.5• Designed, Implementation, Maintained electronic timesheet services for 4,700+ users• Configured and deployed Windows 2000 Active Directory and DNS• Designed and Implemented network migrations and consolidations Show less

Quantico, Virginia

• Direct supervisor of twelve personnel managing the administration and task assignment for service of over 4000 users, on one of the largest military installations worldwide• Managed 20+ Windows NT4 servers, Exchange 5.5, file and print services for a 4000+ user network• Managed 180+ Banyan VINES servers providing mail, file and print services for a 4000+ user network• Evaluated/implemented hardware/software solutions to increase productivity and decrease down time• Managed 4… Show more • Direct supervisor of twelve personnel managing the administration and task assignment for service of over 4000 users, on one of the largest military installations worldwide• Managed 20+ Windows NT4 servers, Exchange 5.5, file and print services for a 4000+ user network• Managed 180+ Banyan VINES servers providing mail, file and print services for a 4000+ user network• Evaluated/implemented hardware/software solutions to increase productivity and decrease down time• Managed 4 internet-facing web-servers, included over thirty web sites• Team Lead for base-wide migration from Banyan Vines to Windows NT4 of 4000+ users Show less