David Phifer

David Phifer Email and Phone Number

Principal Systems Engineer at ManTech @ ManTech
herndon, virginia, united states
David Phifer's Location
Haymarket, Virginia, United States, United States
David Phifer's Contact Details
About David Phifer

David Phifer is a Principal Systems Engineer at ManTech at ManTech. He possess expertise in cisco nexus, patch management, windows server, key management, rf and 159 more skills. He is proficient in English.

David Phifer's Current Company Details
ManTech

Mantech

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Principal Systems Engineer at ManTech
herndon, virginia, united states
Website:
mantech.com
Employees:
9320
David Phifer Work Experience Details
  • Mantech
    Cloud Engineer Expert
    Mantech Aug 2022 - Present
    Chantilly, Virginia, United States
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  • Mantech International Corporation
    Principal Systems Engineer
    Mantech International Corporation Jul 2013 - Present
    Chantilly, Va
    ● Responsible for providing engineering, maintenance, and operations support on a fiber channel\ISCSI network.● Strong knowledge of VMware vSphere, ESXi, VUM and VMware Data Protection.● Administer a VMware View 5.X environment with 2600 users and 3 View Connection servers.● Utilize VMware Operations Manager to monitor the current environment’s performance, risk and to make future planning decisions.● Work with Teradici PCoIP zero clients and Wyse thin clients.● Responsible for backup and restore efforts using Commvault Simpana backup.● Administer and make configuration changes on Brocade virtual switches ● Act as an escalation point for the service desk and system administrators for complex issues.● Responsible for building, configuring and troubleshooting servers Window Server 2008R2/2012R2.● Configure and administer Dell and Supermicro servers.● Work with DNS, DHCP, SSH, Telnet, Active Directory, Exchange 2010 and SQL.● Manage EMC, Dell Equallogic, Dell Compellent and Hitachi Data Systems SAN’s.● Utilize SCCM and SCOM to monitor the environment and push patches\updates.
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  • Sra International
    Systems Administrator
    Sra International Dec 2009 - Jun 2013
    ● Responsible for providing operations, maintenance, and engineering support on a fiber channel network.● Strong knowledge of VMware vSphere, ESX\ESXi, VUM, VDR and SRM. ● Engineered and implemented a full scale upgrade to our VMware vSphere environment.● Responsible for all backup and restore efforts using Symantec Netbackup. ● Engineered tape encryption solution using Netbackup Key Management Service (KMS).● Strong knowledge of HP Proliant Blade c7000 chassis, servers, virtual connects and HBA’s.● Strong knowledge in configuring and administering HP Proliant BL\DL servers.● Managed HP/3Par Storage Area Network (SAN) including SAN replication to disaster recovery site.● Responsible for building, configuring and troubleshooting Window 2003/2008/2008R2 servers.● Administered Windows server patching using VMware Protect and workstation patching using WSUS.● Administered and make configuration changes on four Brocade virtual switches.● Acted as an escalation point by providing Tier 3 technical support for complex problems.● Worked with DNS, DHCP, SSH, Telnet, Active Directory, SQL and Infoblox.● Administered Microsoft Exchange, BES, MAAS360 and Good Messaging. ● Working knowledge of Windows PowerShell, EPO, GPO’s and LANDesk.● Used Orion Solarwinds network monitoring tool to configure alerts and monitor the entire network. ● Successfully performed environmental upgrades to VMware, 3PAR, HP firmware and Windows 7.● Configured new network printers on print server and provide Windows Terminal Server management.● Developed and presented engineering and implementation plans to the change control board.
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David Phifer Skills

Cisco Nexus Patch Management Windows Server Key Management Rf Blades Noc Wls Network Monitoring Tools Ds0 Units Restore Coax Windows Location System Upgrades Window San Implementation Plans Work Ethic Fibre Channel Hba Windows Xp Ssh Windows 7 Epo Replication Microsoft Windows 98 Management Telnet Nokia Security Routers Data Backup Group Policy Data Storage Modems Monitors Towers Alerts Strength Training Signal Human Resources E 911 Outages Messaging Networking Escalation Sun Microsystems Troubleshooting System Blackberry Enterprise Server Business Services Cell Switches Utilization Windows 2000 Engineering Reports Internet Protocols Port Security Agreement Vsphere Geolocation Microsoft Office Testing Encryption Bmc Remedy Disaster Recovery Printers Virtual Brocade Fibre Switches Solaris Esxi Solution Shavlik Vmware Infrastructure Cisco Routers System Monitoring Vmware Esx Srm Vmware Vmware Vsphere Decision Sciences Analysis Hardware Print Provisioning Change Control Board Wsus Sun Server Workstations Amplifiers Configurations Dns Kms Hp Proliant Chassis Communication Engineering Support Landesk Tcp Gps Zoning Latency Mailboxes Outlook Express Operations Suite Snmp Terminal Server Symantec Ccna Permissions Technical Support Sql Print Servers Tape Servers Virtual Machines Ibm Iseries Dhcp Responsibility Netbackup Distribution International Google Groups Active Directory Netapp Network Optimization Root Cause Analysis Switch Hev Microsoft Exchange Administering Connectivity Broadband Access Diagnostics Control Systems Design Gcs Software Orion Mac Video Powershell Outlook Solarwinds Mac Mail Movex Proposal Writing Alarm Systems Network Communications Vmware View 3par Fairfax Light Infoblox Firmware Brocade Wireless Mis Vmware Certified Professional Mason Abis

David Phifer Education Details

Frequently Asked Questions about David Phifer

What company does David Phifer work for?

David Phifer works for Mantech

What is David Phifer's role at the current company?

David Phifer's current role is Principal Systems Engineer at ManTech.

What is David Phifer's email address?

David Phifer's email address is da****@****ook.com

What schools did David Phifer attend?

David Phifer attended George Mason University.

What skills is David Phifer known for?

David Phifer has skills like Cisco Nexus, Patch Management, Windows Server, Key Management, Rf, Blades, Noc, Wls, Network Monitoring Tools, Ds0, Units, Restore.

Who are David Phifer's colleagues?

David Phifer's colleagues are Matt H., Walter Holcomb Jr., Alfred Peterman, Glenn Macomber, Jessica Bowley, Manikanta Mani, Matthew Loftus.

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