Stephen F. Heffner — Résumé

Professional Experience

• Computer language symbolic analysis, re-engineering, generation, and translation automation system — XTRAN
• Expert systems design and implementation for symbolic manipulation (via XTRAN's rules language) of computer languages, data, and text
• Enterprise Architecture
• Software architecture, code quality, modernization, and migration
• Software product design, implementation, documentation, and marketing
• Data Base Management Systems software design and implementation
• Data base design, implementation, and management
• No-code / low-code data task automation, via TemplaGen
• Computer language compilers, interpreters, debuggers, and run-time systems
• Data communication network design and implementation
• Minicomputer and microcomputer embedded application systems
• Message-switching and transaction processing systems
• Distributed processing design and implementation
• Laboratory and industrial automation design and implementation
• Minicomputer simulation and software development systems
• Timesharing operating systems design and implementation
• IT management, architecture, and software development consulting
• Teaching, undergraduate and graduate levels, as adjunct professor at the Wharton Business School for more than ten years
• Expert witness in civil litigation, including reports, depositions, court testimony, and automated forensic code analysis
• Technical writing, including systems software documentation

Computers (Operating Systems)

• (Unix/Linux/Posix variants)
• Data General — NOVA (RDOS, AOS); MV (AOS/VS)
• Concurrent [formerly Interdata and Perkin-Elmer] — 7 series (OS/16); 3200 (OS/32)
• Encore [formerly SEL and Gould] — 32
• HP [formerly Digital and Compaq] — PDP-8; PDP-11 (RT, RSX/IAS); VAX (VMS); PDP-10 (AL/COM, TOPS-10)
• IBM — 360/370 (OS, CMS); 1130; Series/1 (EDX)
• Intel — x86 (CP/M, DOS, OS/2, Microsoft Windows)
• Motorola — 680x
• Oracle [formerly Sun Microsystems] (SunOS, Solaris)
• Texas Instruments — TMS370
• Unisys [formerly Univac] — 1005; 491 (REX)
• XDS [formerly SDS] — Sigma 5/7 (BPM, BTM)
• Zilog — Z80

Computer Languages

• Assembly languages (17) for most computer hardware listed above
• BASH (Bourne Again SHell)
• BASIC
• BLISS (HP/Compaq/Digital)
• C
• C++
• C# (Microsoft)
• Csh
• CL (IBM OS/400)
• COBOL
• DCL (HP/Compaq/Digital VMS)
• EDL (IBM Series/1)
• eLisp (EMACS)
• Fortran
• HTML & CSS
• Java
• NPL (Norsk Data)
• Pascal
• PL.8, PL.9, PL/ix (IBM)
• PL/I
• PL/M (Intel)
• REXX (IBM CMS, OS/2)
• RPG
• SNOBOL
• TemplaGen's DSL Language — inventor, designer, implementer
• xBase (dBase, Clipper)
• XML
• XTRAN's rules language ("meta-code") — inventor, designer, implementer

Professional Associations

• Institute of Electrical and Electronic Engineers (1975-present)
• Association for Computing Machinery (1975-present)
• Association of Enterprise Architects (2018-present)

Academic Appointments and Honors

• International awards jury, Enterprise & IT Architecture World, Bangalore, India (2011, 2012, 2013)
• Designated an Architecture Expert, iCMG's Architect Pavilion™ (2012)
• Designated an EliteXpert™ by IMS Expert Services™ (2009)
• Automation and Robotics Program Item Development committee, Arizona State University (ASU) and Arizona Department of Education (2009)
• Automation and Robotics Program Standards Validation committee, Arizona State University (ASU) and Arizona Department of Education (2009)
• Engineering Sciences Program Standards Validation committee, Arizona State University (ASU) and Arizona Department of Education (2009)
• Adjunct Associate Professor in Decision Sciences, The Wharton School, University of Pennsylvania (1989-1994)
• General Honors Faculty, University of Pennsylvania (1985)
• Adjunct Assistant Professor in Decision Sciences, The Wharton School, University of Pennsylvania (1983-1989)
• Lecturer in Decision Sciences, The Wharton School, University of Pennsylvania (1981-1983)

Addresses and Presentations

• Article — "That NSA phone call 'meta-data'? It isn't", LinkedIn Pulse (2015)
• Article — "How to Start an Enterprise Architecture Practice", LinkedIn Pulse (2015)
• Article — "How to Create Your Enterprise Data Schema", LinkedIn Pulse (2015)
• Webinar — "Using Automation to Improve Software Services", ISSIP Service Science & Innovation Evangelist Presentation Series (2015)
• Webinar — "How to Automate Software Development and Engineering", Zintro Webinar series (2015)
• Web Panel — "What are the Key Qualities for Chief Architects in 2015 and beyond?", iCMG Web Panel series (2015)
• Webinar — "What Is Enterprise Architecture?", Zintro Webinar series (2015)
• Article — "What Is Enterprise Architecture?", LinkedIn Pulse (2014)
• Presentation — "When Galaxies Collide — Consolidating Enterprise Architectures", Enterprise & IT Architecture World 2013, Bangalore, India (2013)
• Presentation — "The Role of Automation in Software Engineering", Enterprise & IT Architecture World 2011, Bangalore, India (2011)
• Presentation — "Cable and DSL Internet Connections:  Implementation and Security Issues" (2001):
  
  
  • Trenton Computer Festival, Trenton, New Jersey
  • ACM/IEEE Computer Society, Princeton, New Jersey
  • SRI [formerly RCA] Sarnoff Labs, Princeton, New Jersey
  • Princeton Public Library, Princeton, New Jersey
• Presentation — "Armageddon Worried about the Year 2000" (1998):
  
  
  • ACM/IEEE Computer Society, Princeton, New Jersey
  • SRI [formerly RCA] Sarnoff Labs, Princeton, New Jersey
• Address — "Reverse Engineering of Information Systems", Srinakharinwirot University, Bangkok, Thailand (1995)
• Presentation — "XTRAN:  An Expert System for Translating and Analyzing Computer Languages", Downsizing Seminar, Johannesburg, South Africa (1993)
• Guest lectures — "Major Trends in Computing and their Implications", Wharton Graduate School of Business, University of Pennsylvania, Philadelphia, Pennsylvania (1993)
• Presentation — "XTRAN:  An Expert System for Translating and Analyzing Computer Languages", Software Show '92, Tokyo, Japan (1992)
• Guest lectures — "Data Base Management Systems", Wharton Graduate School of Business, University of Pennsylvania, Philadelphia, Pennsylvania (1980)
• Panelist — "Distributed Data Processing — Implementation Strategies and Organizational Implications", INFO '80, New York, New York (1980)
• Workshop Chairman — "Distributed Processing Architecture", SMIS Conference, Philadelphia, Pennsylvania (1980)
• Panel Chairman — "Toward a True User-Designer Interdependence", 13th Annual National Information Retrieval Colloquium, Philadelphia, Pennsylvania
• Address — "Distributed Processing Architecture", Association for Systems Management (ASM), Ansonia, Connecticut
• Address — "Microprocessors", Association for Systems Management (ASM), Bordentown, New Jersey

Partial List of Consulting Clients

• ADP — Portland, Oregon
• Alenia un'Azienda Finmeccanica — Rome, Italy
• ASG Software [formerly Allen Systems Group] — Naples, Florida
• American Cyanamid Lederle Laboratories — Pearl River, New York
• Arizona Department of Education — Phoenix, Arizona
• Arizona State University (ASU) — Phoenix, Arizona
• Babcock & Wilcox Navy Nuclear Fuel Depot (NNFD) — Lynchburg, Virginia
• Bass, Berry & Sims — Nashville, Tennessee
• British Aerospace & Electronics — Adelaide, Australia
• Concurrent Computer Corporation [formerly Interdata and Perkin-Elmer] — Oceanport, New Jersey and other locations
• DEXEL (Pty) Ltd. [formerly Olivetti Information Technology] — Johannesburg and Durban, South Africa
• Dynamics Research Corporation (DRC) — West Newton, Massachusetts
• Electronic Data Systems (EDS) — Ypsilanti, Michigan
• Eurocontrol — Brussels, Belgium
• FMC — Princeton, New Jersey and other locations
• GE Information Systems — Rockville, Maryland
• Hewlett-Packard Enterprise [formerly Digital Equipment Corporation and Compaq Computer Corporation] — Massachusetts, New Hampshire, and other locations
• Hewlett-Packard GmbH [formerly Digital Equipment GmbH] — Munich, Germany
• Hewlett-Packard S.p.A. [formerly Digital Equipment S.p.A.] — Rome, Milan, and Turin, Italy
• Hub Parking Technology [formerly ZEAG AG] — Spreitenbach, Switzerland
• Jennings, Strouss & Salmon, PLC — Phoenix, Arizona
• Johnson & Johnson — New Brunswick, New Jersey
• Joint European Torus (JET) Consortium — Oxford, England
• Landis & Gyr — Zug, Switzerland
• Nelson Mullins Riley & Scarborough LLP — Charlotte, North Carolina
• Neon Enterprise Software — Austin, Texas
• PepsiCo — Valhalla, New York
• Profitool — Centennial, Colorado
• Robinson, Bradshaw & Hinson — Charlotte, North Carolina
• Schlumberger Technology Corporation — Houston and Austin, Texas
• SRI [formerly RCA] Sarnoff Laboratories — Princeton, New Jersey
• Transport for London (TfL) Street Management Department — London, England
• Trasys [formerly Tractebel Information Systems, S.A.] — Brussels, Belgium
• Williams, Cuker, Berezofsky — Philadelphia, Pennsylvania

Click for Mr. Heffner's Curriculum Vitæ, and for his profile.