Ernie Oporto

Last updated March 26th 2009
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ERNIE OPORTO

908-546-1547

7 Estate Rd - Hillsborough, NJ 08844

http://www.linkedin.com/in/eoporto

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ACCOMPLISHMENT SUMMARY 

Experienced Senior Systems Administrator with proven success in designing, documenting, implementing, and supporting systems and services composed a various operating systems, hardware and applications.

Problem solver with the ability to coordinate the diagnosis and resolution of issues using a wide variety of skills and resources.
  • Brought together various development island sites into a single central site using a hub and spoke firewall and VPN design, building a global corporate network, providing employees with remote access, and the ability to provide shared services to partners.
  • Customer oriented helpdesk experience targeting fast time to issue resolution while maintaining high customer satisfaction.

Project lead for small IT teams and mentoring junior level administrators.
  • Establishing project milestones to set expectations in project management scorecards.
  • Worked within a team to coordinate the design and implementation of site builds, moves, and expansions in India, UK and US offices, including datacenters and employee desktop deployments.
  • Led a group of administrators on various projects throughout Virage Logic's growth from 50 employees to 400 across 9 global sites, including company mergers and aquisitions.
  • VMWare ESX Install and Configure training. Participated in VMWare jumpstart at Virage Logic for development work and later implemented VMWare farm for Eisai Medical Research in IBM Bladecenter and EMC Clariion platforms. Manage my own demo VMWare lab.
  • Leader for scheduled cross-site maintenance efforts in increase reliability and security in services.

Software development support
  • Skilled writing in various programming languages. Automation of operational tasks for system administrators and customers via sudo to minimize support requests.
  • Provided Virage Logic with initial developer environment for software group, consisting of open-source tools compiled from source into a single distributable kit for Solaris 8 and 9.
  • Trained on LoadRunner 9.1 and ran performance qualification testing at Eisai Medical Research.
  • Author of an open-source, self-hosted LAMP based RSS reader, providing subscribers with fast access to the information they need, from social networks to news alerts to marketing updates. I am a strong supporter of using RSS as a transport for information exchange in lieu of the currently overburdened and frequently abused email system.

Documentation
  • Documentation of systems in development, sandbox, test, and production environments to meet requirements in an FDA 21 CRF Part 11 regulated area.
  • Preparation and execution of change controls, logging of SWP actions, training on and development of SOPs, and reporting weekly status summaries to management.
  • Formally documented processes in my area of expertise to meet Sarbanes/Oxley requirements. Received Virage Logic "Group/Product Line Award for Outstanding Contribution" for completion of Sarbanes/Oxley Section 404 audits with zero material weaknesses, zero significant deficiencies, and no minor deficiencies.

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WORK EXPERIENCE 

Eisai Medical Research, Ridgefield Park, NJ

August 2007 - Present

UNIX/Linux Systems Administrator
  • Detailed documentation of change controls, SOPs, and SOWs in a GxP/FDA 21 CFR-Part11 environment to support compliance for systems handling clinical data to meet regulatory requirements.
  • Installed, supported, and upgraded VMWare ESX 3.0.2 and 3.5 servers for development, test, and production environments to consolidate systems onto less physical hardware while increasing the number of virtual systems. Used VCB snapshots for backups to maintain VM system uptime. Managed using VirtualCenter 2.0 and 2.5.
  • EMC Clariion CX4-30 and Centera support on SAN to provide redundant and reliable storage services
  • Supported a number of IBM Bladecenter chassis with LS20, LS21, and LS41 blades to provide further hardware consolidation. Boot from 4Gb Brocade SAN for VM farm and providing storage to production systems. Monitored blades and chassis through IBM Director to provide preemptive support managed via remote console for remote system installs, upgrades, and maintenance.
  • Supported HP systems for various generations of DL145, DL360, DL380, DL385, DL580, DL585, ML570 with both direct attached and MSA1500 SAN enabled MSA30 arrays, monitored through HP Insight Manager. Used ILO remote consoles for remote system installs, upgrades, and maintenance.
  • NetBackup 6.0MP4 and 6.5 for backups and restores on SL5000, MSL6060, MSL4048, and L8 LTO-2 and LTO-3 libraries to provide a platform for data recovery and bare metal restore capability. Daily review of overnight backups, weekly tape management, and scheduled offsite tape shipments.
  • Disaster Recover implementation and testing of physical production systems in BMR-restored VMs synced across a WAN using DoubleTake for Windows and Linux through Riverbed 5520 appliances to provide a hot backup site for business continuity.
  • Support for Red Hat Enterprise Linux 3 and 4 RHN Proxy for use with Oracle 9i and 10g. Managed OS patches and patch auditing using RHN Proxy.
  • Support of Sun E220R, E280R, v120, v240, v440, v480 systems running Solaris 8, 9, 10 for SAS users working with clinical data and EDA engineers.
  • Worked with Veritas Storage Foundation Basic on Solaris and Linux.
  • HP LoadRunner script generation for application load testing from geographically dispersed areas. Load tested services through Citrix and HTTP interfaces for performance testing. Attended training June 2008.

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Virage Logic Corporation, Clinton, NJ

December 1999 - August 2007

Senior Systems Administrator - Technical Lead
  • Sarbanes-Oxley process compliance, documentation, and remediation with auditors to help meet regulatory requirements.
  • Manage and mentor junior admins and interns to help grow our team and maintain support processes.
  • Supported VMWare ESX on VMWare Infrastructure 3.0 on Dell platforms connected to iSCSI on NetApp filers to provide system consolidation and a testing platform. Promoted VMWare Workstation, Server, and Player for internal use by individuals needing alternate platforms for sales demonstrations and test platforms.
  • Network and system monitoring with Cricket SNMP, MRTG, and Spong, to provide proactive support for our infrastructure.
  • IT hardware and software quarterly budgeting locally and some input into overall corporate budget. Helped define cost-cutting measures and argue for critical needs.
  • Remote access services through clustered Juniper Netscreen SA-2000 SSL VPN authenticating through Safeword PremierAccess RADIUS for Safeword Silver 2000 keychain tokens, making use of Active Directory groups and corporate desktop identification. Limited remote access to those using personal equipment to eliminated time-consuming support of personal PC systems. IMAP and SMTP SSL proxy for secure access from various email clients including Palm Treo phones.
  • Netscreen firewalls monitored with Netscreen Security Manager to maintain configuration consistency and auditability.
  • Unix and PC platforms - Solaris 5 through 10, RedHat Enterprise Linux 3 and 4, CentOS 3 through 5, Network Appliance Filers using NFS, CIFS and iSCSI, as well as Win 2003/XP Active Directory.
  • Wireless network planning and implementation to provide our laptop users with maximum mobility and flexibility when traveling between sites, yet compatible with our existing VPN software.
  • Fileserver backup management on Quantum M1500 LTO-3 libraries with Syncsort Backup Express, offsite storage rotation and tape retention for backups. Gigabit Ethernet backbone for iSCSI, faster backups, easy storage management, high availability, and high performance access between filers and EDA compute server farm. Linux-based tertiary archive after projects closed for continuing data access.
  • Automated Linux compute server install and localization using Kickstart and PXE boot for fast deployment. Red Hat Network used for patch management.
  • Load balanced Red Hat Linux and Sun Solaris compute server environment. Wrote wrappers to allow EDA batch software to operate in this environment, coordinated with licensing by Macrovision Flexlm daemons.
  • Microsoft WSUS to deploy MS Windows patches, Numara Deploy for automated software package installation, Executive Software Diskeeper Admin/Pro/Server for improving system disk performance, Centennial Discovery for asset management, and Symantec Anti-Virus Corporate Edition for centralized virus and spyware desktop security.
  • Netscape IMAP server with LDAP Directory Services, Ironport C10 antivirus - antispam gateway. Backup mail exchangers using Obtuse Systems smtpd.
  • 3Com NBX-100 Ethernet telephone system. Investigated VoIP and SIP interoperability with existing system to save on overseas and inter-site calls.
  • Internal helpdesk used to provide email-based support through Numara Footprints integrated with Centennial Discovery. Worked with field sales and engineers often to provide immediate support during critical points in quarter. After-hours support via pager and phone.
  • Corporate software developer environment established using GNU compilers.
  • DNS/NIS/AD infrastructure standards defined for use between sites. Internal and external DNS services, and corporate domain name registration also under my responsibility.

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Mentor Graphics Corporation, Warren, NJ

September 1994 - December 1999

Systems Administrator
  • UNIX and PC server operations: Migrated Auspex servers to Network Appliance 760 Filers to benefit from faster access and easier manageability, SunOS 4.1.3/4.1.4, Solaris 2.3 through 7, and Windows NT 3.51/4.0. Backups via AMANDA for UNIX, SaMBa/AMANDA for Windows NT, and VERITAS NDMP Netbackup for Filers. Moved Mac users to centralized Windows NT network during corporate migration involving mail and file conversions.
  • Manage mail services from Netscape, Eudora, Outlook and NFS clients to Sendmail, Exchange, POP, and IMAP. Support users of all experience levels, setup and maintenance of remote management systems, license management, printing, site software installation, and heterogenous operating system interoperability.
  • Collaborated via weekly corporate team leaders multi-point videoconferences on various corporate projects. Responsible for training new hires in my group.
  • Communications services including initial testing of VPN over cable-modem/ADSL for telecommuting, Cabletron internal VLANs, PPP servers, ISDN concentrator/routers, and telecommuting X-terminal clients. Used Cisco routers as firewalls to segregate networks.
  • Designed and built local Apache intranet web server, and managed via FrontPage98 as member of the corporate web team. Experience with the popular Apache web server since version 1.2.4 as well as the earlier CERN web server c 1994.

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SKILLS 

  • VMWare Virtualization
  • Customer service
  • IBM Bladecenter and IBM Director
  • HP systems and Insight Manager
  • Documentation of change controls in GxP/CFR-Part11 environment
  • Sarbanes Oxley policy writing, remediation, and interfacing with auditors
  • Solaris, Red Hat Enterprise Linux
  • Perl and various shells
  • Window NT, Windows 2000, Windows XP, Windows 2003, Active Directory and Domains
  • Office applications including Visio
  • Apache, HTML, PHP, mySQL, LAMP
  • DNS, DHCP, NIS
  • Netscreen firewalls, VPN remote access, Netscreen-Security Manager, SSL VPN
  • Helpdesk email support and email server management
  • Network Appliance filer management
  • Tcpdump, Ethereal, Fast Ethernet, Gigabit Ethernet, VLANs
  • LoadRunner application load testing
  • Author of the Monkeychow LAMP (PHP) open source RSS reader.
  • 2nd Degree Black belt in Tae Kwon Do

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EDUCATION 

Pennsylvania State University, University Park, PA, September 1987 - December 1992

BS in Electrical Engineering with focus on computer tech, 2.99 Grade Point Average

 

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