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| Beaverton, OR 97005 | E-mail: linhp-resume@closedsrc.org |
Systems Engineer
Summary
Systems Engineer with varied experience in planning, provisioning and managing heterogeneous environments with committed service level agreements; including, competency in desktop and developer support, vendor and client relations, systems design and integration.
Core Competencies
Operating Systems
- Microsoft Windows 2000, Windows Server 2003, Windows XP, and Windows Vista.
- FreeBSD 4.x through 6.x, OpenBSD, Debian, Ubuntu and Red Hat Enterprise Linux, Solaris 10, Mac OS X.
- VMware ESX Server, VMware Infrastructure 3.
Hardware
- HP ProLiant, Desktops and Workstations, IBM ThinkPad, IBM System x Servers.
- Cisco PIX and ASA, Catalyst, Cisco CSS 11500-series, and Cisco Aironet. HP ProCurve, F5 BIG-IP, NetApp FAS filers.
Networking
- Ethernet, 802.11 Wireless, WPA and WPA 2, TCP/IP, PPTP and IPsec VPN, SSH, SSL, RADIUS, Kerberos.
- Active Directory, Windows file/print sharing, Samba, BIND, Windows Server 2003 DNS and DHCP.
Software
- Microsoft Office, Exchange Server, SQL Server, Cluster Services, IIS, SharePoint Server 2007, Office Communications Server, Systems Center Operations Manager.
- BlackBerry Enterprise Server, Postfix, SpamAssassin.
- HP Systems Insight Manager, Nagios, MRTG, Cacti.
- Apache Web Server, JBoss AS, Subversion, Bugzilla.
Programming
- PHP, Python, C#, ASP.NET, UNIX Shell Scripting (Bourne and C), HTML, CSS.
Experience
Vesta Corporation
Design, provision, manage and monitor Linux and Windows servers for corporate, production and voice service environments. Maintain call center and corporate telecom equipment and provisioning services for Interactive Voice Response systems. Manage and provision shared storage using NetApp Filers to corporate and production systems. Manage and provision virtual machine instances and virtual server hosts in a VMware Infrastructure 3 environment.
Accomplishments
- Designed, implemented and manage a corporate intranet/portal and document management system using Microsoft SharePoint Server 2007. Deployed custom lists, webparts and templates for use across the portal.
- Documented, tested and deployed Kerberos authentication for Linux servers and for Apache website authentication.
- Deployed MRTG and Cacti to poll performance information from various NetApp Filers to record and report on trends and assist in determining potential performance issues.
Babcock and Jenkins
Design, implement and manage company-wide IT projects and systems, including providing help desk support. Research, recommend and implement new systems, technologies and processes. Oversee and deploy new development frameworks into staging and production environments. Maintain a full hosting environment with multiple database, web and mail servers for highly visible online marketing applications with strict service level agreements. Provide support and resources for remote users and locations, including remote access and communication services. Provide quality assurance testing of online marketing applications, web sites and communications. Serve as a technical liaison for software, hardware and service vendors.
Accomplishments
- Designed, planned and managed datacenter relocations, migrations and upgrades, including upgrading from Windows NT 4.0 and Windows 2000 to Windows Server 2003.
- Configured and deployed development, testing, staging and production environments for product development and hosting.
- Implemented Active Directory for hosting environment and internal network along with Group Policies and migrating from Exchange 5.5 to Exchange 2003.
- Deployed Windows Server Update Services for managing and maintaining security updates for Windows, Office, Exchange and SQL Server on all systems.
- Setup a company-wide spam filtering system using FreeBSD, Postfix and SpamAssassin to reduce and tag spam messages and viruses/worms propagated via e-mail.
- Deployed a corporate instant messaging system using Wildfire/Openfire Server and setting up external connectors.
- Setup and maintain a corporate wireless network with WPA2 in Enterprise mode for security and authentication.
Professional Activities
The Complete FreeBSD, Fourth Edition by Greg Lehey
Reviewed drafts of the book for typographical and technical errors, and provided feedback on content.
Volunteer Experience
FreeBSD
Submitted typographical fixes and content updates for the FreeBSD Handbook. Submitted patches, updates and maintain ported applications for the FreeBSD Ports Collection, including: jEdit stable and development branches, getmail, Snort IDS, Oinkmaster (Snort rules manager), and BASE.
Dæmon News
Assisted in editing, writing articles and publishing the Dæmon News monthly online magazine.
Publications
Education
Portland Community College
Courses: Visual Basic, C, C++, Java, UNIX, and networking.
References
For privacy reasons, professional and personal references are not available online, but will be provided upon request.