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Network Administrator / Engineer

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

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.

Travis Mathew Apparel - Network and System Administrator

Travis Mathew Apparel
Seal Beach, CA

2011-08 to 2011-09


Responsibilities: Upgrade LAN hardware to Gigabit Ethernet; install and configure Netgear switch, firewall and wireless router; Configure Windows 2008 Server backup to external 3Gb USB drive; Configure user laptop (Mac and PC) backups to Windows 2008 server; Upgrade FileMaker Server to version 11; Work with software vendor to upgrade Apparel Magic database; Configure Apache on Windows 2008 server for integration between Apparel Magic and DigiShop web store; Convert all users from hosted POP server to IMAP on Google Mail.

PROSUM (CitizenHawk) - System Architect / System Administrator

CitizenHawk, Inc.
Aliso Viejo, CA

2008-10 to 2009-05


Responsibilities: Evaluate existing hardware and software architecture and security environment; re-architect Dell Linux (CentOS) servers hardware and custom Java software for domain typo-squatting product; system administration for 12 CentOS servers; implement new Java software deployment practices; assist development staff in debugging java software; assist CTO with project planning; trouble shoot network issues; configure/manage network firewalls; move all servers to new hosting facility while maintaining a functioning system.

Prime Contractor: PROSUM

Big Dan Importing - System Architect / System Administrator

Big Dan Importing
(sporting goods importer)
Garden Grove, CA

2001-08 to 2002-05



Responsibilities: Infrastructure planning; LAN, WAN, phone system and office systems; install LAN wiring; install and configure LAN hardware; install and configure DSL connectivity; setup network printer; configure PCs for LAN access; train to staff for network support.

Action Online Entertainment - Consultant / System Administrator

Action Online Entertainment
Long Beach, CA

2000-10 to 2000-12


Responsibilities: Support executive management; install and configure MS Windows 2000 server; install and configure MS Exchange 2000; install and configure LINUX server; configure sendmail on LINUX; install LAN wiring and hardware; install and configure DSL modem. (NOTE: hired full time as Lead Java Developer/Director of Software Engineering)

IQBid.com - Chief Technical Officer

IQBid.com
Santa Monica, CA

2000-02 to 2000-09


Responsibilities: Deployment of E-Commerce website (Sun Solaris, Apache, MySQL, Perl/CGI); internet connectivity; hiring technical staff and consultants; database, content and software design, development and testing; managing project teams; budget projections; LAN support; hands-on technical guidance to staff.

DigiLink Network Services - System Administrator / Software Engineer

DigiLink Network Services
Marina Del Rey, CA

1995-05 to 2000-01


Responsibilities: UNIX system administrator for ISP with many customers; install T1s, Frame Relay, DSL, and ISDN at customer sites; configur customers' UNIX, Macintosh, and Windows e-mail and Domain Name Services; configure Web Servers for customers; Administering DigiLink's DNS (hostmaster); register and modify customers' domains with the InterNIC;Develop CGI/Perl/MySQL applications for Web customers;Developing system administration scripts in bourne shell, C shell and Perl.

Pro For Athletes - Software Developer

Pro For Athletes
Santa Monica, CA

1995-01 to 1996-07


Responsibilities: Redesign in-house Order Entry/Customer Tracking database on a Macintosh network using FileMaker Pro; Convert old database into new format; Train data entry clerks; Upgrade AppleTalk network to Ethernet; Acquire & install all network hardware; Provid customer support for database and report changes.