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Systems Administrator Resume Example

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SYSTEMS ADMINISTRATOR
Qualifications Summary
  • Accomplished systems administrator with 15-year experience in managing and maintaining client-server infrastructures and enterprise operations across multiple platforms.
  • Installation, configuration and administration working knowledge of Microsoft Windows server 2000/03/08/12 Active Directory Infrastructure, Print Servers, Exchange 2007/10/13 server.
  • Experience in AD Schema, GPOs, PowerShell, DNS, DHCP, IIS, FTP, SSL, Radius, VPN, File & Print Server.
  • Expertise in installing, upgrading, migrating & troubleshooting of Windows 2003/2008/2012 server & Windows 7/8/10 and Mac OS X, iOS and Android OS of different hardware, and Linux servers and applications.
  • Experience with installation, configuration and administration of VMware ESX server, migration of VM's P2V and V2V, maintenance of the virtual servers.
  • Experience with installation, configuration and administration of Cisco/HP/Dell routers and switches, GTA/pfsense firewall, Symantec/Kaspersky/Comodo security software, and Veritas/R1Soft back up software.
  • Experience in Microsoft Office Suite, Mac applications and Printer networking
  • Creative problem solver with ability to troubleshoot and develop cost saving solutions
  • Interpersonal skills with the ability to work well with people at all levels
Technical Skills
  • OS: Windows 2000/XP/Vista/7/8/10 Workstations and Windows 2000/2003/2008/2012 Servers, Mac OS X and higher, iOS and Android OS
  • Enterprise Server Apps: VMware vSphere 4.x and higher, MS Windows 2000/03/08/12 ADS, MS Exchange Server 2007/10/13, Veritas Backup Exec 10 and higher, R1Soft Server Backup Manager, Norton Anti-Virus Corp. & Ghost, Symantec Endpoint Protection, CentOS, RedHat Enterprise, DirectAdmin, Fail2Ban, Salt Stack, iMail, IceWarp, pfsense, DNS Manager, IPAM, Remedy, WSUS, MailGate, WHMCS, ScienceLogic EM7, PBX, Cisco Ironport, Remote Desktop Manager, LogMeIn, TeamViewer, iOS and Android Apps.
Professional Experience
Systems Administrator
April 2012 to CurrentOpus Interactive - Portland, OR

Primary responder to address Windows Server, Linux server, DSL and dial up, web and mail server and network system support requests and various alerts and notifications coming into the NOC from clients and from Opus' monitoring systems.

Provide supports and maintenance to client systems as well as internal infrastructure systems and internal Corporate IT systems -- both hardware and software, physical and virtual:

  • 1000+ virtual machines with VMware ESXi 5.5
  • Hosted Exchange 2007/2010/2013 and other mail systems iMail, IceWarp -- POP3, IMAP, SMTP, Anti-Spam, Anti-Virus and Webmail.
  • Microsoft Windows server and desktop operating systems, applications such as Exchange Server, MSSQL Server, IIS Server, WSUS, and Terminal Services, Office Products and other Microsoft applications.
  • Back up and restore virtual machines and physical machines using R1Soft Server Backup Manager.
  • Hosted websites, FTP, DNS, Emails, email gateway, domain and SSL certificate registration and renewal.
  • Linux server and applications support, Apache, Fail2Ban, DirectAdmin, MySQL, Salt Stack.
  • Cisco/HP/Dell routers and switches, GTA/pfsense firewall security, and datacenter systems and applications.
  • Provisioning colo cabinets for colo clients with electrical power, networking, combination locks, and security badges.
  • Internal and Customer Corporate IT -- Desktops, servers, applications, wired and wireless networks, printers, phone systems and mobile phones
  • DSL and dialup support and provisioning

____________________________________________________________________________________________

Co-Founder and CEO
December 2009 to December 2011Alltek Consulting - Ho Chi Minh City, Viet Nam
  • Planned, deployed, and supported small business networks as well as residential home networks.
  • Leased, sold, and supported Dell/HP/Apple servers, desktops, and laptops to businesses and home users.

____________________________________________________________________________________________

Network Administrator
August 2000 to July 2009Ingenuity Systems - Redwood City, CA
  • Supported and maintained Windows 2000/2003/2008 Active Directory, and MS Exchange 2000/2003/2007 Enterprise servers, DHCP, DNS, Asterisk VoIP PBX, OWA, ISA, RSA Radius, Checkpoint VPN client, Cisco VPN Client, Cisco Aironet Wireless LAN for Corporate Executives, Remedy, Service Desk, Nagios, Veritas Backup Exec and Net Backup.
  • Migrated company Domain Controllers from MS Windows 2000 to Windows 2003 server Active Directory Domain Services and MS Exchange 2000 to 2003. After that, helped IT Manager to migrate MS Exchange 2003 to 2007 Enterprise server for improvement of management, greater functionality, stability, reliability, and scalability with zero downtime.
  • Built Norton Antivirus server which resulted in zero virus attack on corporate servers and desktops (zero downtime). Then later, designed and implemented Symantec Endpoint Protection 11 software including Mail Secure Gateway for Exchange, Client firewall and E-mail secure appliance.
  • Built and maintained WSUS to keep all servers and desktop clients patched with latest hot fixes and security fixes.
  • Supported, mentored, and trained other helpdesk support personnel to upgrade all users' desktops from Windows 98/ME to Windows 2000 Professional, then to Windows XP Professional, then again to Windows Vista and Windows 7; to troubleshoot HW/SW failures, and to manage users' accounts: Active Directory, emails, Radius, Cisco Wireless, Checkpoint VPN, Cisco VPN, Remedy, Service Desk, Adobe Connect Pro, Salesforce, Postini, OWA, Asterisk VoIP, Nortel Network PBX phone system... and users/groups files and printers permissions.
  • Provided technical support for internal staffs with regards to network connections, hardware, software, e-mails, accounts, network printers, office phones, PDA, and other daily operation issues.
  • Installed and supported Mac OS 10.4 for 20 MacBook, MacBook Pro, iMac, Mac Pro systems with enterprise network and wireless connections for emails, windows files and printers sharing, Parallels Desktop, Microsoft Office for Mac, and AirPort devices.
  • Performed daily, weekly, and monthly backups and emergency tape recoveries.
  • Setup and configured new machines, added new network line and phone line for new hires.
  • Coordinated purchases of all Dell Servers, PC's desktops, notebooks, and any MAC or PC related hardware and software.
  • Standardized company client's desktops and laptops with Symantec Ghost images.
  • Kept track of company hardware and software inventory.
  • 24-hour tech support for remote access users and prepare standby for network failure.
Education
Bachelor of Science : Business Administration Management Information System (MIS), 2000California State University, Bakersfield - Bakersfield, CA
Trainings & Certifications
  • MCP certification with Windows 2000 Professional, Server, Directory Services Infrastructure, Network infrastructure
  • Microsoft Course 1572C – Implementing and Managing Microsoft Exchange 2000 Server
  • Microsoft Course 2152B – Implementing Microsoft Windows 2000/2003 Professional and Sever
  • Microsoft Course 5047/49/50 – Essential Microsoft Exchange Server 2007
  • Microsoft Course 6425 – Configuring Windows Server 2008 Active Directory Domain Service
  • Saisoft courses: Cisco Networking 1 and 2, VMWare Administrator 1 and 2, Microsoft Server Administrating and Networking Infrastructure for Windows 2008 Servers, Exchange 2007 Administrator, Linux 1 and 2.
  • MongoDB M102 – MongoDB for DBAs
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Resume Overview

Companies Worked For:

  • Opus Interactive
  • Alltek Consulting
  • Ingenuity Systems

School Attended

  • California State University, Bakersfield

Job Titles Held:

  • Systems Administrator
  • Co-Founder and CEO
  • Network Administrator

Degrees

  • Bachelor of Science : Business Administration Management Information System (MIS) , 2000

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