Systems Administrator Network Security

Eric Jacobs

610-***-**** (Cell)

**** ********** **

Bethlehem, PA 18017

********@***.***

Eric Jacobs

Summary

Highly successful Systems Administrator with expertise in a wide variety of technologies. Task oriented, with emphasis on quick resolutions and cost savings. Expert troubleshooter

Core strengths:

Linux

Linux Scripting

VMWare

NetApp

Network Security

Windows

Experience

RAM Technologies, Fort Washington, PA June 2015 to March 2022

Lead Systems Adminidstrator

Originally hired to be Windows specialist but was moved to UNIX (AIX) as there was a need there. Became proficiernt with KSH scripting and installing their software on new servers (Power VM). Became a good troubleshooter with AIX problems.

Thomas Publishing Company, Horsham, PA

May 2008 to Dec. 2014

Lead System Engineer

Became Vsphere and NetApp administrator. Continued as Linux guru. Became primary Windows administrator. Continued enhancing our security posture. Started looking at Amazon cloud as a site to which to migrate our VMs and backups.

Successfully took over administration of our Vsphere and NetApp environment. Saved the company thousands by virtualizing most of the servers.

Set up Amanda to back up our Linux machines to Amazon S3 and, later, to Amazon Glacier

As proof of concept, migrated several VMs to Amazon, using their tool and their command-line utilities

Became primary troubleshooter for Windows 2000, 2003,2008, 2012

Upgraded all of our Windows AD controllers to Windows 2012 R2

Became primary SSL administrator, using IIS, openssl and keytool to generate CSR’s, sending them to GoDaddy or Network Solutions and installing them when they got approved

Set up OpenVas (Nessus was getting too costly)

Set up OSSIM

Successfully set up and tested Disaster Recovery using VMware Site Recovery Manager

Content Data Solutions, Horsham, PA

May 2004 to May 2008

Senior Systems Administrator

Continued as Linux guru. Became Internet security guru. Started administering Windows machines. Even had to take care of some VAX/VMS machines. Set up monitoring of our network

Set up bigbrother to monitor our network (and upgraded to hobbit when bigbrother began to cost too much)

Migrated our RedHat machines to CentOS (when RedHat changed their pricing model)

To fulfill an emergency request (our developers were too busy), I set up a very successful website using Linux, Apache, Perl and MySql

Set up snort (with base), Ossec and Nessus to enhance our security

Stepped in to learn and successfully manage VMS machines that came from a partner company

Started managing our F5 equipment (3DNS and load balancers)

Reed Technology, Fort Washington, PA

Nov. 1994 to Apr. 2004

System Administrator

Continued to administer our Unix setup. Led our Internet connectivity project

Upgraded our SunOS machines to Solaris

Researched, recommended, installed, configured and managed our CheckPoint firewall

Set up our email servers using sendmail on RedHat Linux

Set up our DNS servers using Bind on RedHat Linux

International Computaprint Company, Fort Washington, PA

Nov. 1982 to Nov. 1994

Unix Systems Administrator 1990-1994

When major client decided to digitize ads in their directory, they purchased an ad design system that ran on SunOS workstations and servers. Because of my familiarity with their product, I was made system administrator.

Rewrote major parts of mainframe program to make its output compatible with the new typesetting system

Learned shell scripting to automate most of the procedures

Learned C to fix issues that shell scripting could not do

Because our solution involved F5, I learned how to configure and administer F5 networking

Programmer Supervisor 1986-1990

Took on additional duties of supervising and mentoring 15 other programmers

Programmer 1982-1986

Developed, Modified and debugged programs using IBM assembler running on the IBM mainframe

Saved millions for the company by fixing and enhancing old program that no one else had been able to fix, thus maintaining our major client

Education

B.A. Psychology, University of Pennsylvania, Philadelphia, PA

Certified on Checkpoint Firewall, VMWare, NetApp and a member of Mensa

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