Nathan R. Charles

717-862-8320 - -

Professional and Related Experience

Paradise Energy Solutions

Gap, PA
Engineer - 2012 - Present
=System Design and Engineering for construction
+Authored solpy as well as custom modeling and sizing programs in python
+Achieved NABCEP PV Installation Professional certification
+Responsible for ~90 systems/year

Mennonite Central Committee

Appropriate Technology Program Director - 2008-2011
= Restarted a sustainable technology research program in rural Bangladesh
+ Designed and oversaw construction of research facility and housing
+ Coordinated and worked projects in many subject areas
+ Instrumentation - sensors and software on various platforms
+ Constructed wetlands for waste water treatment
+ Photovoltaic Solar research and implementation

International Business Machines Corporation

Staff Software Engineer
= Provisioning Team Lead- 2007 - 2008
+ Built automated installation infrastructure
+ Worked with open source virtualization solutions
Software Engineer
= z/OS System Programmer - 2003 - 2003 - Current
+ Worked to develop standards to build systems
+ SMP/e Maintenance
+ Initialization and Tuning customization
+ Wrote several ReXX productivity tools
+ Wrote Internal Lotus Notes / Java application for Contractor Timecard processing

Greenfield Photographic Services Incorporated

Web Development/IT - Summer 2003
Online Digital Photo Ordering Solution
+ Designed a server environment for web hosting/internal Networking
+ Created a web site/application for online ordering.

David Charles - Farmer

Hydraulic Feed Mixer Prototype - Summer 2003
+ Designed and fabricated a prototype Hydraulic Feed Mixer
+ 2300 lbs. capacity
+ Custom hydraulics including power steering and 4-wheel drive


Internship - Fall, 2002
+ Web development for Harrisburg International Airport

International Business Machines Corporation

Coop Program - Summer, 2001 & 2002
Research Triangle Park, NC
CommServer Systems Test on z/OS Platform
+ Worked to setup a comprehensive NetView environment
+ Built an initial IPv6 Test Network consisting of an IPv6 enabled Cisco Router to Windows 2000 and Linux machines
+ Wrote/modified several IPv6 test tools under ReXX and C++ for z/OS, WIN32 and Linux

Senior Group Project

A/D D/A Specialist - 2001/2002
+ Designed and built a Digital Field Mixer
+ Analog Front End with 24bit 96kHz Sampling Digital Output

Genesis Solar Car Racing

Battery Coordinator - 2000/2001
+ 2001 Car won American Solar Challenge's top technical honor
+ Helped design and build battery pack test equipment
+ Assisted with construction of a satellite grade solar array
+ Involved with design/construction of a State of the Art Lithium Ion Polymer Battery Pack


Villanova University

Villanova PA, in progress...
Masters in Sustainable Engineering

Messiah College

Grantham PA, December 2002
Bachelor of Science in Engineering
+Concentration Computers
+Cum Laude

Eastern Mennonite University

Harrisonburg, VA
Pre-Engineering/Math - Honors Program


Programming Languages

C/C++, HTML, Java, JavaScript, JCL, MIPS & 68HC11 Assembly, Perl, PHP, Python, Ruby, ReXX, SQL

Operating Systems

Mac OS X, Linux, z/OS (MVS)

System Administration

z/OS - RACF, SMP/e, JES, TCP/IP, DB2, WebSphere and supporting systems
Linux - Apache, MySQL, MovableType, Redis, WordPress and underlying architecture


Experience with TCP/IP Stack and sockets programming, in IPv4 and IPv6 networks.
Experience in Network and Router configuration in both wired & wireless networks

Web Development

Experience coding and designing with CSS, XHTML and other W3 standards.
Experience with jquery and python frameworks such as flask
Experience with Devops style environments.
Experience in various CMS systems and configuring Open Source web tools.
Experience with Setting up and Maintaining Open Source Hosting Solutions including, Email, Web, Secure Web and other related services.

Other Experience

Centre Yonis Toussaint

Djibouti - November 2005
+ Centre Yonis Toussaint is a free AIDS clinic/pharmacy funded by the WHO
+ Wrote a LAMP application in French to manage inventory in the pharmacy

Global Outreach

Macau, China - Spring 2003
+ Taught conversational English classes at Pui Ching High School
+ Tutored children ages 6-16 in an afternoon Helps class
+ Assisted with an evening adult intermediate English Class

Issachars Loft

Indoor Rock Climbing Facilitator - 2000-2002

Eastern Mennonite University

Resident Adviser - 1999/2000 - Harrisonburg, VA
+ Leadership and activity planning for a residence hall of college students
+ Responsible for weekly reports and monthly hall activities

Dwelling Places

Carpenter - Summer 1998 & 1999
+ House Framing

Camp Hebron

Junior Counselor - Summer 1997
+ Assisted with camper activities

Interests and Other Activities

Alternative Energy
Ham Radio - N3QKA
Languages - Bengali, Elementary Cantonese & French
Organic/Sustainable Gardening