Jeffrey S. Jonas email: jeffrey.scott.jonas@gmail.com 220 West Jersey St. Apt 10H web: http://ferretronix.com Elizabeth New Jersey 07202 (908) 354-5856 Summary: Software engineer with over 30 years experience on a variety of systems and hardware including Linux/Unix internals, real-time and embedded systems. Strong systems engineering, development, testing, and documentation skills. Highly proficient C/C++ programmer. Languages: C, C++, Perl, ksh/bash, PL/I, various assemblers Operating Systems: Linux, Solaris, Unix SVR4.x, BSDI, HP-UX, AIX, OSF/1 Hardware: PC, Sun Sparc, AT&T 3Bx, HP 7xx, IBM 30xx Software Tools: Atria Clearcase, CVS, RCS, SCCS, CodeWarrior, Softbench, DDTS, Purify, Sentinel Education: MSCoE NJIT, 2006. BSEE Cooper Union, 1984. Honor Societies: Tau Beta Pi, Eta Kappa Nu. 9/06 - present ferretronix.com TECHNOLOGIES USED: PIC-18 microcontroller, ZigBee, RFID, C. Recent & ongoing consulting assignments include: - developing open source hardware & courseware for hacker spaces - founding member of IXR: the electronic hobbyist "hacker space" at the Infoage science center - educational & training services to several businesses and non-profit organizations - Unigroup board member (NY computer professional society) - network migration for AXA/Equitable - network installation & troubleshooting for Panix Internet - data assurance for the Union County Board of Elections - testing the Veritas LVM for HP 6/03 - 8/06 New Jersey Institute of Technology Completed a Master's degree in Computer Engineering from the New Jersey Institute of Technology (NJIT) Newark College of Engineering, specializing in microprocessor applications. Participated in projects involving RFID, Zigbee, embedded programming, wireless network security. 3.9 GPA. 3/01 - 9/01 Go America TECHNOLOGIES USED: Certicom security toolkit, SourceSafe, Codewarrior, C++. Implemented 3DES encryption and ECC authenticated key exchange for the RIM Blackberry, Palm OS and other wireless platforms using Certicom crypto libraries. Taught classes on cryptography and wireless security. 8/00 - 2/01 HSBC TECHNOLOGIES USED: HP-UX, Win-NT via GNU toolkits, Perl, C++. Composed Perl scripts to automate GNU utility maintenance for Unix and Win-NT. Conducted significant independent research to locate appropriate web based resources. Installed CVS source control system on HP-UX Unix server and Win-NT Visual Studio clients. 12/99 - 6/00 Bell Atlantic (consulting via New Boston) TECHNOLOGIES USED: ksh on AIX and Solaris (versions of Unix). Participated in the maintenance and enhancement of POSSE: the Bell Atlantic internal standard Unix platform for AIX and Solaris servers. Enhanced ksh install/uninstall scripts for portability, upgraded to new version of Kerberos and other utilities. Participated in Y2K coverage. 2/98 - 4/99 HydraWEB Technologies TECHNOLOGIES USED: Perl and C on BSDI Unix, CVS source control. Designed and implemented performance monitoring clients for the HydraWeb real-time network load balancing reverse proxy. Wrote clients for protocols such as RADIUS, IMAP and SOCKS using C and Perl for BSD Unix per latest RFCs. Authored technical manuals and white papers. 6/97 - 1/98 Bank of New York (consulting via Ernst & Young) TECHNOLOGIES USED: C++ on Win-NT and Solaris. Member of RiskWatch system development team. Responsible for C++ support libraries: Y2K compliant date/holiday calculations, coupon dates and other banking specific calculations, ported to several platforms. 9/96 - 5/97 Apertus Technologies TECHNOLOGIES USED: C on DEC Unix, OSF/1, Solaris, Univel SVR4.2, AIX. Ported X-windows based IBM 3270/5250 terminal emulator to OSF1. Participated in upgrading and testing a 3270/5250 terminal emulator for ASCII terminals to Unix servers, operating on a variety of Unix platforms (AIX, Univel, Solaris, OSF). 5/94 - 9/96 Dow Jones Telerate TECHNOLOGIES USED: C, C++ on HP-UX, Atria Clearcase, DDTS. Designed and implemented software libraries for a new generation of distributed-network real-time newswire services: thread-safe portable message passing, memory and list management. Used Atria Clearcase for version control, DDTS for bug tracking, Softbench, Purify and Sentinel for debugging on HP-UX Unix workstations. 9/91 - 5/94 Knight Ridder Financial TECHNOLOGIES USED: C on AT&T/Univel SVR4.2, Sun Solaris. Primary responsibility was maintaining and upgrading the production version of the Unix caching proxy server of the MoneyCenter product: a real-time newswire service with interactive news, financial data, and analytics. System V IPC and state machines are extensively used. The back end servers used proprietary databases with SQL specific to time series data. Improved the SDLC serial device driver for Univel SVR4.2 Unix and Sun OS/Solaris with documentation and code portability, resulting in faster communications response and higher reliability. 1/90 - 11/90 IBM (consulting via Resource 1) TECHNOLOGIES USED: C, ksh, csh on AIX TCF. IBM utilities and support group: Prototyped, developed and tested tools and utilities for the OSF development environment on the 3090 platform. Assisted the test group in isolating and reporting defects in AIX/370. IBM distribution and service group: Co-authored proposals for on-line, interactive delivery of AIX operating system updates on active customer systems. 10/88 - 1/90 Concurrent Computer Corp TECHNOLOGIES USED: C on developmental versions of real-time Unix, SVVS. Release engineering group: Responsible for source code control, distribution, and compilation control from development to customer distribution. Developed tools and strategy for multi-site system development. Test group: Planned, developed and performed stress and volume tests of a symmetric multiprocessor real-time Unix system using the SVVS test suite, both in simulation and actual hardware. Enhanced support tools and utilities. 10/84 - 10/88 AT&T (consulting via CAP Gemini America) TECHNOLOGIES USED: C on AT&T Unix SVR3 & SVR4, SVVS, URTS. Consultant to Unix Networking Group. Designed, developed, tested and delivered the file system commands for Unix SVR4.0, incorporating new features such as the Virtual File System (VFS) command architecture. Co-authored the Unix SVR4.0 file system command requirements with the Systems Architecture team. Responsible for maintenance of file system commands (mkfs, mount, dcopy). Consultant to System V Verification Suite (SVVS) Development Group. Developed, tested and delivered the Base Operating System and Base Libraries sections of SVVS. Analyzed operating systems to determine whether faults resided in kernel, test, or SVID. Consultant to Unix Certification group. Conducted certification of Zilog System 8000 SVR3 Unix using URTS (Unix Regression Test Suite) and source code inspection to ensure conformance to porting base standards. 2/82 - 8/82 General Instrument Government Systems Division TECHNOLOGIES USED: assembler on proprietary DSP (digital signal processor). Maintained and enhanced the real-time signal sorting software for the AN/ALR 66 Radar Warning Receiver. Tested the receiver hardware using microwave simulators. Prepared mil-spec documentation for a project proposal. Held a secret security clearance.