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LINUX (UNIX) Operating System

Michael S. Hearn Enterprises - Owner / Consultant sticky icon

Michael S. Hearn Enterprises
Manhattan Beach, CA

1993-09 to PRESENT


Responsibilities: Independent Computer Consultant (System Architect, Software Developer, System Administrator, Database Administrator, Database Developer, Website Developer)

Contract Experience: Click Here

Embie Technical Solutions - AWS Linux Administrator / PHP Developer

Embie Technical Solutions, Inc.
Los Angeles, CA

2019-06 to 2019-07


Accomplishments: Accomplishments: Troubleshoot problems moving PHP Code Igniter website from BlueHost to AWS; Configure Apache Virtual Hosts; Troubleshoot PHP errors.

Pacific Vinyl Windows/Doors - Website Developer

ByteSlinger.Net
Hermosa Beach, CA

2018-06 to 2018-06


Accomplishments: Design and develop a Drupal 8 website for a Window/Glass Remodel Contractor; Installed on GoDaddy Linux server; Responsive mobile theme; Home page image slider; Project gallery.

http://pacificvinylwindows.com

ByteSlinger.Net - eLOCi Mobile App Developer

ByteSlinger.Net
Hermosa Beach, CA

2018-02 to 2018-06


Accomplishments: Design and develop a Google Maps API based app for Android; release the app on the Google Play Store; write a Drupal website to support the app

http://eLOCi.Mobi

Satellite Markets & Research - Linux System Admin, Drupal Developer

Satellite Markets & Research
Covina, CA

2017-08 to 2017-08


Accomplisments: Move Drupal website from Network Solutions to BlueHost; Upgrade Drupal to latest version; Investigate migration to Drupal version 8.

ByteSlinger.Net - Mobile App Developer

ByteSlinger.Net
Hermosa Beach, CA

2017-04 to 2017-11


Accomplishments: Design and develop a Speedometer / Odometer app for iOS (iPhone and iPad) and Android; release the app on the Apple App Store and the Google Play Store; write a wiki website to support the app

http://SpeedOdo.com

GCS - Network Admin, Linux System Admin, Oracle Developer, VMware Admin

Global Communication Semiconductors, LLC
Torrance, CA

2013-03 to 2016-03


Accomplishments:
      Windows Administration
    • Lead team for Windows Active Directory conversion from Windows NT
    • Install and configure Windows 2012 Print Server for all LAN printers
    • Setup remote Active Directory and printer servers for satellite accounting office
    • Purchase and implement Xming client for remote W-Windows administration of Unix servers
      CAD Department Support
    • Upgrade CAD software (Cadence, ADS) for CAD engineers
    • Install Solaris, RedHat and CentOS on CAD workstations
    • Trouble shoot problems with CAD workstations
    • Setup Solaris virtual machine as license server
      Network Administration
    • Clean up cabling mess on all network and server racks
    • Redesign entire internal LAN
    • Recommend and Install Network Hardware Upgrades
    • Design and Implement Site-To-Site VPN between 2 local offices and Taiwan office using MikroTik Routers
    • Configure VoIP phones to access SIP server across VPN
      Website Administration
    • Move corporate website to internal virtual machine
    • Fix Javascript problems with multi-language corporate website
      Oracle Linux Administration
    • Configure Linux servers with X Windows XDM for admin GUI access
    • Setup Linux MySQL server for internal testing app
    • Setup internal Sendmail SMTP servers for internal mail relay
    • Move Eyelit Manufacturing software from Windows to Oracle Linux
    • Move Eyelit Oracle database from Windows to Oracle Linux
    • Setup Secondary DNS server with BIND in accounting office
      Eyelit Manufacturing Software Administration
    • Setup development and test instances of Oracle database and app server
    • Work with customer support to troubleshoot problems
      Oracle Database Development (APEX)
    • Wrote Integration software between Eyelit manufacturing and accounting costing DB
    • Wrote Lot Scheduling system (Integrated with Eyelit Manufacturing software)
    • Wrote Quarterly Sales Summary Graphs and Reports
    • Wrote Weekly Production Graphs and Reports
      VMware Environment
    • Install multiple VMware ESXi servers
    • Install HP P2000 DAS (Direct Attached Storage) and connect it to 4 ESXi servers
    • Add disk drives to ESXi servers as needs grew
    • Replace failed controller and compact flash in HP P2000 DAS
    • Setup High Availability Cluster on 3 ESXi servers
    • Select and install Seagate NAS for Virtual Machine backups
    • Setup Virtual Machine backups with GhettoVCB backup software
    • Install redundant UPS battery backup servers
      Documentation
    • Install internal "intranet" server with Drupal CMS
    • Install MediaWiki server
    • Write network and system documentation on Wiki and intranet servers

P1 Technologies - UNIX System Administrator

P1 Technologies
Hermosa Beach, CA

2013-08 to 2013-10


Responsibilities: Configure VMWare lab environment with Solaris and LINUX virtual machines to use Quest Authentication software for cross platform NFS4 connections with Windows Active Directory user logins; replicate configuration on servers at Qualcomm.

SportsGrants Foundation - System Administrator / Software Developer

SportsGrants Foundation
Hood River, OR

2012-08 to 2012-11


Responsibilities: Architect and develop LAMP based website (RapidGiving.org) for collecting charitable donations; Setup Amazon Web Services (AWS) with a Virtual Private Cloud containing 8 server instances in multiple subnets including a load balancer for 4 webservers; Setup domain and IP addresses in AWS Route 53; Setup MySQL database server in AWS RDS Management Console. Install and configure Power MTA email server; Use Twitter Bootstrap for page layout and development; Write custom JavaScript jQuery code for form hiding, navigation and drop down loading; Integrate Janrain Engage for website login from social websites; Integrate Cloudsponge for accessing user email address books; Integrate with PayPal website to collect the donations; Maintain source code in a GitHub repository; Develop Facebook login with FB OpenGraph SDK; Develop Twitter login with Twitter SDK; Collect and post race times from Twitter "tweets" feed.

ByteSlinger.Net - Website Development and Hosting

ByteSlinger.Net
Manhattan Beach, CA

2005-03 to 2011-09


Responsibilities: Design, develop and host custom websites; LINUX system administration for multiple servers at BlueHost.com; maintain backup websites on Macintosh OS X server; primarily using Drupal CMS, PHP, with MySQL databases; Develop custom Drupal modules to meet client needs.