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Linux Systems / Network / Security Engineer

Location:
Highland, Indiana, 46322, United States
Salary:
95,000
Posted:
April 20, 2017
Email:
aczwnj@r.postjobfree.com

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**** ********* *** *****: 708-***-****

Highland, IN 46322 E-mail: aczwnj@r.postjobfree.com

Summary

Over 30 years of experience in the IT industry, focused on UNIX, Windows, and network infrastructure design, equipment specification, implementation and support in a wide variety of industries. Strong skills in LAN / WAN design and implementation, Linux and Unix administration, Windows network administration, Fortinet NSE Level 4 / FortiOS, Cisco routers / IOS, shell, C, Python and other programming skills, network and Internet security. Penetration Testing using Kali Linux. Very strong network troubleshooting skills. Excellent interpersonal and communication skills. Self Starter and Quick learner. Currently studying independently for CISSP.

Technical Skills

Unix (SCO, HP-UX, Linux/LAMP), Windows Desktop & Server, NetWare, all LAN and WAN topologies, TCP/IP, NetBEUI, IPX/SPX, DNS, DHCP, SNMP, SMTP, POP, SSH, IPSec, PPTP, Cisco IOS, BGP, RIP, IGRP, EIGRP, UNIX shell, Apache, Samba, BackupEDGE and Veritas Backup, Citrix, Intel and HP 9000 hardware, WatchGuard & Fortinet firewalls, IPSec and SSL VPN, Python, C, Perl, SQL, PL/SQL, Oracle Forms and Reports, various MS applications. Also, Web development using HTML, CSS, JS, JQuery, PHP, Python, Drupal and Wordpress.

Professional Experience

November 2002 to Present Sr. Network Engineer EAFP Dealers Assoc.

Designed, implemented, and continue to support North America-wide VPN network based on Fortinet equipment to support retail / POS application

Implemented full UTM capabilities on all firewalls in network (AV scanning, Web and DNS filtering, IDS, IPS, Application Control, DLP, sandboxing, Anti-Spam and Deep SSL Inspection)

Implemented multi-vendor eBGP peering for VPN network, from working with Arin to acquire ASN and class C IP block through design and implementation of BGP

Designed and implemented VPN failover to 3rd Internet connection should BGP link pair fail

Implemented remote access solution using Forticlient and AD for authentication

Implemented secure wireless access using Fortinet products

Perform day-to-day maintenance and troubleshooting of all nodes in VPN network (Fortinet firmware upgrades, log analysis using Fortinet cloud-based tools, opening tickets with vendor to help troubleshoot problems that cannot be resolved in-house, etc)

Extensive knowledge of Wireshark for protocol analysis, as well as built-in firewall tools for sniffer and flow traces

Extensive knowledge of Solarwinds IPMonitor for ping, SNMP, SMTP and HTTP monitoring of network nodes

Some exposure to Zabbix for network monitoring (built Zabbix server and started implementation)

Responsible for identifying ways to automate tasks and implement technology that could make support tasks easier and provide a revenue stream for the company

Currently in the process of moving SCO Unix-based servers running POS application to VMWare environment

Developed Python script to integrate nightly processing for POS application with Unitrends backup/DR solution using Unitrends CLI, JSON, VMWare server enumeration and threading

Built Linux-based email server/Spam filter to handle over 20 domains and route mail to in-house or external server as appropriate, using Postfix, ASSP, Dovecot, Horde (for multi-server webmail portal), MySQL, PostfixAdmin (for web-based management) and other packages

Built and manage LAMP-based webserver for hosting customer websites

Built internal websites using Drupal with public and private areas, requiring authentication for private areas

Built Wordpress-based website using PHP backend and Unix shell to extract POS data from multiple servers to give customer order status information

Built or ported many customer websites using HTML, CSS, Javascript, JQuery, Bootstrap, etc.

Developed e-commerce site using Magento and 3rd-party modules for online ink and toner business

Currently on call 24/7/365, so there is no problem with after-hours support

August 2001 to November 2002 Systems Engineer Independent

Owned and operated profitable IT outsourcing company with revenues of approximately $230,000 in the first year

Functioned as “The IT Department” for mid-sized waste management company and several other small- to mid-sized businesses, from needs analysis through implementation, administration and support, including project management

Provided outsourced IT support and expertise for several IT departments in larger enterprises

Orchestrated relocation of waste management company’s headquarters, including multi-floor cable plant design, installation reviews and certifications, network redesign, data center relocation (including WAN access for 6 remote locations), PC, printer and other network equipment relocation, etc. from close of business Friday night to start of business Monday morning

Provided on-going IT support after relocation, consisting of Unix-based accounting system, Linux mail server, Windows NT and 2000 servers with MS SQL Server, switches and routers, and secure mobile access using client-based VPN’s

Provided IT support for large packaged bake mix company, including support for Cisco router-based WAN, data center documentation, network documentation and troubleshooting

February 1999 to August 2001 Systems Engineer Hewlett-Packard

Interfaced with customers in a consultative role to determine business needs and objectives

Worked with customers’ IT departments to identify problems and concerns, and to establish project plans to overcome implementation barriers

Architected creative IT solutions using HP servers and networking equipment to solve business issues

Led infrastructure design teams and coordinated with outside consulting firms, resellers, third-party software vendors and others to deliver business value to customers

Installed and configured HP9000 systems and software, including Oracle and WebLogic products in development and production environments

Wrote Unix shell and Expect scripts to automate administration tasks

August 1997 to September 1998 Sr. System Engineer Symmetric Solutions

Responsible for defining and developing business and technical focus for growing IT consulting firm

Functioned in consultative role specializing in Unix-based solutions, and local- and wide-area network design and implementation

Also supported customer networks based on Netware and Windows, specializing in Unix integration

Subcontracted to Terasys for remainder of project outlined below

September 1996 to August 1997 Sr. System Engineer Terasys

Designed and implemented DNS / DHCP infrastructure for large insurance company

Network consisted of main campus in Bloomington, IL, and regional and local offices nationwide

Worked with router group on project to extend network backbone to 17,500 insurance agent offices

Projects included infrastructure design, implementation, Cisco router configuration, troubleshooting, and protocol analysis

Wrote and maintained Unix shell, Perl and Expect scripts used to automate rollout, management and usage reporting for local and remote DHCP / DNS servers

Worked on design and implementation of insurance company’s CAT (catastrophe response) site network – A “network on a pallet” used for rapid deployment to a disaster site and tied into the main network – to handle claims local to the disaster

Project involved development of methods to automate loading and configuration of HP9000 servers and PC’s

June 1994 to September 1996 Enterprise Solutions Group Mgr Comark

Managed group of 15 Systems and Network engineers focused on enterprise network consulting

Functioned as manager as well as Network and Systems engineer

Focused primarily on various Unix platforms, Netware and Windows

Directly involved in pre-sales consulting, proposal and RFP response, network design, equipment specification, costing, project management and documentation

Typical projects involved multi-segment LAN’s and wide-area communications using various media and topologies

Directly responsible for Comark’s involvement with Hewlett-Packard as HP9000 VAR

Accomplishments include design and implementation of HP9000-based document storage and retrieval system consisting of several HP9000 H- and K-class server, a T500, NetServers running NetWare and NetWare NFS, optical jukeboxes and VPN access for 128 remote locations worldwide

December 1990 to May 1994 Sr. System Engineer MicroAge Chicago

Designed and implemented network solutions based primarily on Sun/SunOS, HP9000/HP-UX and SCO Unix

Integrated Unix-based solutions with NetWare and Macintosh networks using multiple protocol stacks

Performed phone- and on-site technical customer support and troubleshooting of system and network related problems

Customer base included primarily financial, medical and legal firms

Education

AAS in CADD and Design Drafting, Elgin Community College, Elgin, IL

GPA 3.8

Also completed core classes for Industrial Technology, Southern Illinois University, Carbondale, IL

GPA 3.8



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