CURRICULUM VITAE

 Andrew E. Stevens, Ph.D., P.E.
14 Paddock Rd.
Rye Brook, NY 10573
Email: stevens@alum.mit.edu
Phone/Fax: (914) 939-7396

EDUCATION AND THESIS RESEARCH

Ph.D., Columbia University, May 1995
MAJOR: Electrical Engineering
RESEARCH: Analysis and design of receiver preamplifiers for optical communications. Investigated signal-to-noise performance for second-order, raised-cosine-output, and matched filter receivers. Implemented a switched-capacitor optical receiver with parallel architecture and improved sensitivity in 1.2 µm CMOS.
THESIS TITLE: "An integrate-and-dump receiver for fiber optic networks."
ADVISOR: Prof. E.S. Yang

M.S.E., University of Pennsylvania, May 1988
MAJOR: Electrical Engineering
RESEARCH: Architecture and design of low-power analog circuits for use in instrumentation for high-energy physics experiments. Designed tracking chamber time measurement and analog storage electronics in 1.6 µm CMOS.
THESIS TITLE: "Design and implementation of a time-to-voltage converter/analog memory for colliding beam detectors."
ADVISOR: Prof. J. Van der Spiegel

S.B., Massachusetts Institute of Technology, June 1986
MAJOR: Electrical Engineering
RESEARCH: Characterization of modeling problems in integrated circuit CAD programs such as SPICE. Examined errors due to lack of charge conservation and numerical oscillations.
THESIS TITLE: "Characterization of errors in circuit simulation programs."
ADVISOR: Prof. C. G. Sodini
GRADE POINT AVERAGE: 4.6/5.0

WORK AND RESEARCH EXPERIENCE

Electrical Science, Inc., Port Chester, NY September 2001-present
Founder of consulting firm in the fields of computer software and hardware design, network engineering and security, and embedded systems. Projects include: a metadata database for digital object identifiers (DOIs), including XML bulk loader and URL pinger; multiserver hosting environment for Web ad syndication; development of laboratory techniques for recovering data from damaged magnetic tapes; due diligence on a startup company for a venture capital group; due diligence on the possible infringement of issued patents in the areas of CDMA mobile telephony, bar code scanners, MIMO wireless data transmission; a reporting database for a direct marketing company to compile revenue data from multiple sales channels; implementation and deployment of a new ecommerce Web site, including shopping cart, credit card authorization, fulfillment, and reporting; a management system for "coinbox" service on 802.11b wireless LANs; custom firmware for a wireless access point using embedded Linux; architecture and deployment of a UNIX-on-the-desktop office environment for a startup semiconductor company; a patient database for a major hospital; LAN architecture and backup strategy for a law firm; recovery of audio data from voicemail and voice logger systems; design and implementation of a PCI-compliant secure LAN including virtual machines, two-factor authentication, LDAP authentication, intrusion detection, disaster recovery; design and implementation of a VoIP gateway using Asterisk. Clients include Barmensen Labs, Hospital of Saint Raphael, Linkstorm Corp. (formerly Content Directions, Inc.), McDermott Will & Emery, National Data Conversion, OpenAir Communications, Proskauer Rose LLP, Speedus Corp., utMOST Technologies, Inc., Younkins & Schecter LLP.

Double Agent, Inc., New York, NY January 2000-September 2001
Chief Technology Officer for a technology startup company dedicated to providing improved navigation and analytic software for Web sites. Member of senior management team, helped write business plan, met with key investors, customers, and business partners. Hired and managed staff of 10 fulltime engineers. Oversaw all new product development, including the Site Aviator browsing tool for hierarchical data sets, Laser Search search engine for generating metadata-sorted result sets, SteppingStones session mapping tool, ClickTrail server traffic analytic suite, xCSS crossbrowser JavaScript library. Built and managed consulting practice.

John Wiley & Sons, Inc., New York, NY February 1997-January 2000
Associate Director of Content Systems Integration for the Scientific, Technical, and Medical division. Coordinated reference linking to and from online content, including journals and encyclopedias. Technical manager for Wiley participation in the DOI (Digital Object Identifier) initiative, a collaborative effort among publishers to assign identifiers to online content. Lead developer for journal article metadata database and registration system which eventually became the basis for the CrossRef journal linking service (www.crossref.org). Worked first two years as Manager of Internet Product Development for new publishing technologies group. Coordinated Internet activities globally within the company, including corporate Web site (www.wiley.com), online catalog, electronic commerce. Lead architect for global book catalog database using Oracle and mod_perl.

EarthWeb, Inc., New York, NY September 1996-January 1997
Ecommerce Technical Director for the Gamelan Java directory (www.gamelan.com). Responsible for electronic commerce system for sales of Java software and related products. Supervisor of programming group for deployment of new commerce software (www.earthwebdirect.com).

The Voyager Company, New York, NY November 1995-September 1996
Director of Online Services for multimedia publishing company (www.voyagerco.com). Designed and implemented systems for online secure transaction processing, credit card authorization, electronic software delivery, Web site database. Managed online ordering and fulfillment for CD-ROMs and video laserdiscs. Technical director for online publishing projects (Narrative Corpse, Grand Street, Flood) and live Webcast events (Media and Democracy Congress, Unconventional Coverage).

IBM T.J. Watson Research Center, Hawthorne, NY June 1993-May 1995
Research on lightwave receivers for protocol-independent fiber optic computer networks. Worked on tunable receiver for broadcast-and-select WDM network utilizing grating demultiplexer, photodetector array, and electronic selection matrix. Performed laboratory testing of optical and electronic components at bitrates of 1 Gbps and higher.

IEEE, New York, NY March 1992-May 1993
System administration consultant in the electronic publishing of IEEE journals. Optimized the conversion of author-supplied magnetic-media manuscripts into standardized SGML electronic format. Wrote LaTeX-to-SGML and troff-to-SGML converters.

Analog Devices, Inc., Wilmington, MA Summer 1991
Designed low-power circuits for a 22-bit sigma-delta modulator for use in an oversampling analog-to-digital converter. Developed a new method for boosting the slew rate of a switched-capacitor integrator with extremely low power consumption.

Argonne National Laboratory, Argonne, IL September 1989-August 1990
Initiated R&D program for the design of radiation-hard integrated circuits for use in detectors at the proposed Superconducting Supercollider. Performed radiation damage studies on IC processes from several different vendors. Collaborated with scientists at Brookhaven National Laboratory on the radiation and temperature effects on low-noise detector preamplifiers.

AT&T Bell Laboratories, Whippany, NJ July 1986-September 1989
Design, prototyping and programming of microprocessor-based circuit boards for use in SLC Series 5, a T1 digital subscriber loop (DSL) carrier system. Designed new transmit-receive unit and ISDN BRI channel unit. Developed modified system architectures to implement added features and Bellcore requirements. Interned at North Carolina Works manufacturing facility.

IBM Corporation, Poughkeepsie, NY Summer 1985
Worked on experimental parallel-processing CAD workstation. Designed and implemented a parallel bus interface between the 8088 and 68020 microprocessors.

MIT Dormitory Telephone Service, Cambridge, MA February 1983-May 1986
Maintained a 3000-line PBX for on-campus housing at MIT. Maintained and repaired two step-by-step central offices, including Strowger switches, MDF, power plant, DID and Centrex interfaces. Installed and terminated trunk cables. Did field repairs and installations.

TEACHING EXPERIENCE

Preceptor, Electrical Engineering, Columbia University
ELEMENTS OF DIGITAL SYSTEMS, EE 3910, Fall 1992
Lectured a core course in the undergraduate electrical engineering curriculum. Wrote syllabus, lectures, course notes, homeworks, and exams for class of 48 students.

Teaching Assistant, Electrical Engineering, Columbia University
CIRCUIT ANALYSIS, EE 3201, Fall 1990
ELECTRONIC CIRCUITS II, EE 3302, Spring 1991
ELECTRONIC CIRCUITS II, EE 3302, Fall 1991
Taught recitation sections. Wrote homework, exam, and review problems. Graded problem sets and exams. Held tutoring and review sessions.

SYSTEM AND NETWORK ADMINISTRATION EXPERIENCE

Electrical Science, Inc., Port Chester, NY September 2001-present
Implemented wireless LANs using Enterasys RoamAbout R2, Cisco 1200, Cisco 1400 hardware. Implemented custom wireless coinbox router with Linux firewall. Reflashed the USRobotics 2450 wireless access point to run the OpenAP Linux distribution, and added extended firewalling capabilities. Created system test laptop for software QA with disk images for eight versions of Windows (95 through XP). Restored and performed post-mortem analysis on hacked Red Hat Linux machines which were compromised via vulnerabilities in BIND, Apache, OpenSSH and OpenSSL. Configured VPNs with Linux PoPToP server and Windows PPTP client. Extensive experience installing Oracle on Linux. Experience with Sun Cobalt Qube3 server, Red Hat Linux 7.3, Red Hat Enterprise Linux 3/4/5, Debian Linux 3/4/5, CentOS 4/5, Oracle 8i/9i/10g, Oracle Advanced Security, PostgreSQL, Microsoft SQL Server 2000, CNRI Handle System, Apache 2, Tomcat 4.1/5.5, Apache mod_jk connector, OpenSSL, Tripwire, Extensis Portfolio, VMWare, X-Cart, LZS data compression, SpamAssassin, FTPS, Linux sg (SCSI Generic) loadable module, WebTrends On Demand, Omniture, NoCatAuth, MRTG, Comedi, SoX, OpenVMS 7.3, Wifidog, Xen, Cryptocard Authentication Server, OpenLDAP, Subversion, Dovecot. Voice recording hardware: Dictaphone Guardian, Dictaphone Prolog, NICE NiceLog, NICE NiceCall, Racal Wordnet, Racal Mirra, Eyretel, Mercom, ASC Marathon, Comverse, TantaComm, AT&T/Lucent/Avaya Audix, Northern Telecom Meridian Mail, Nortel CallPilot. Legacy computer hardware: Alpha, PowerPC, SPARC, MIPS, 68000, VAX. Tape hardware: LTO, SuperDLT, DLT, DDS, AIT, Exabyte, QIC, 3592, 9940.

Double Agent, Inc., New York, NY January 2000-September 2001
Installed and administered corporate servers, networking, and infrastructure, including three-zone Linux firewall with ipchains, network file server for heterogeneous network (Unix, PC, Mac) with Red Hat Linux 6.2, desktop Unix environment with NIS/NFS/automounter, mail server with UW imapd and IMP web client, time server with NTP, network tape backup system for Linux and Solaris with DLT autoloader. Built multiplatform RDBMS development environment with Oracle 8.1, Sybase ASE 11.9, SQL Server 7.0, MySQL 3.22. Experience with Tomcat 3.2, Documentum 4i, iPlanet.

John Wiley & Sons, Inc., New York, NY February 1997-January 2000
Administered private Ethernet segment for R&D and customer technical support groups. Experience with Netscape Enterprise Server 3.0, Apache 1.3, mod_perl 1.2, DBI, DBD, Sybase Adaptive Server Enterprise 11.5, Sybase Full-Text Search Specialty Data Store, Verity Information Server 3.1.0, Oracle 7.3, Oracle 8.0, Oracle ConText Cartridge, mSQL 2.0, Mysql 3.21, Lotus Notes 4.5, Lotus Notes 5.0, Solaris 2.6, Solaris 2.7, MacOS 8.0, Red Hat Linux 5.2, samba, DAVE, Toast, HP JetDirect, Adobe Acrobat Distiller, Bay Networks Remote Annex 2000.

EarthWeb, Inc., New York, NY September 1996-January 1997
Administered Web servers for online commerce. Experience with Netscape Enterprise Server 2.0, ssh, CyberCash Merchant Server, TCP wrappers, PGP, mSQL 1.0, Solaris 2.5.1, MKStats.

The Voyager Company, New York, NY November 1995-September 1996
Administered Unix servers for company email, Usenet news, World Wide Web. Experience with Solaris 2.4, Solaris 2.5, Linux, Windows 95, MacOS 7.5.3, Netscape Commerce Server 1.12, ICVerify, sales tax databases, INN, Hylafax, wwwstat, SSL.

IBM T.J. Watson Research Center, Hawthorne, NY June 1993-May 1995
Administered approximately ten RS/6000s, X-Terminals, and PCs on Watson's internal TCP/IP network. Experience with AIX 3.2.5, AIX 4.1.1, Token Ring, AFS, DOS 6.3, Windows 3.1, IBM TCP/IP for DOS 2.1.1, X11R6, public domain PC networking software (Kermit, NCSA Telnet, XFS, Trumpet), Mosaic, Netscape, SOCKS, HTML, Wabi.

IEEE, New York, NY March 1992-May 1993
System administration consultant for a network of approximately fifty Sun SPARCstations. Experience with SunOS 4.1.2, automounter, TeX, troff, yacc, lex, sendmail, Arbortext Publisher.

Columbia University, New York, NY September 1990-May 1993
System administrator for a subnet of approximately 15 Sun SPARCstations, Sun 3, X-Terminals, and PCs. Supervised office relocation and domain name change. Performed hardware and operating system upgrades. Automated disk backups. Experience with SunOS 4.1, SunOS 4.1.2, PC-NFS, NIS, NFS, Ethernet, X11R5, GNU tools, TeX, public domain software.

Argonne National Laboratory, Argonne, IL September 1989-August 1990
Supervised initial installation of Unix workstations in the high-energy physics division. Experience with Sun SPARC and Tektronix 88000 platforms.

DIRECTORSHIPS

Public Internet Project, New York, NY April 2003-present
Member of board of directors for 501c3 corporation dedicated to promoting open access to the Internet for the benefit of all people. Technical manager for the Bryant Park Wireless Network.

HONORS AND AWARDS

Member of Tau Beta Pi and Eta Kappa Nu.

Recipient of 1993-94 IEEE Solid-State Circuits Council Predoctoral Fellowship.

Listed in Who's Who in Science and Engineering, 1998.

CERTIFICATIONS AND MEMBERSHIPS

Licensed Professional Engineer in the State of New York.

Member of IEEE, 1985-present.

Member of MIT Educational Council. Interviewer for high school students applying for admission to MIT.

COMPUTER SKILLS

PROGRAMMING LANGUAGES: Java, Perl, C, C++, JavaScript, BASIC, LISP

MARKUP LANGUAGES: XML, XSL, SGML, HTML, LaTeX, troff

ENVIRONMENTS: Linux, Solaris, AIX, IRIX, Unixware, Windows Vista/2003/XP/2000/NT/Me/98/95/3.1, MS-DOS, Macintosh OSX/OS9/OS8, VAX/VMS, OpenVMS, VM/CMS, OS/400

PACKAGES: Word, Excel, Lotus 1-2-3, PowerPoint, Lotus Notes, Microsoft Access, Adobe Acrobat, Adobe Photoshop, Sybase PowerDesigner, AmiPro, emacs, X11, Mathematica, SPICE, MAGIC, KIC, OCT, AutoCAD

OUTSIDE INTERESTS

Participant in mentoring program for New York City Public Schools' "School of the Future." Supervised high school student interns at Voyager Co. and John Wiley & Sons, Inc. 1996-1999.

Manager and booking agent for Postcrypt Coffeehouse, a live acoustic music venue located on the campus of Columbia University, NY. Produced a compact disc featuring live performances by nineteen local and nationally-renowned recording artists. 1992-1995.

Volunteer at Democratic National Convention, NY. July 1992.

Member of Amnesty International, 1989-present.

Member of Hunger Committee, a college group which cooked food for soup kitchens in Cambridge, MA. 1983-1986.

Hobbies: music, traveling, biking, skiing, genealogy, construction. Brown belt in Goju karate.

PUBLICATIONS

  1. A.E. Stevens, V. Budihartono, R.P. Van Berg, J. Van der Spiegel, H.H. Williams, L. Callewaert, W. Eyckmans, W. Sansen, "A fast low-power time-to-voltage converter for high luminosity collider detectors," IEEE Transactions on Nuclear Science, Vol. 36, No. 1, Feb. 1989, pp. 517-521, DOI: 10.1109/23.34493.

  2. L. Callewaert, W. Eyckmans, W. Sansen, V. Budihartono, F.M. Newcomer, R. Van Berg, J. Van der Spiegel, S. Tedja, H.H. Williams, A. Stevens, "Front end and signal processing electronics for detectors at high luminosity colliders," IEEE Transactions on Nuclear Science, Vol. 36, No. 1, Feb. 1989, pp. 446-457, DOI: 10.1109/23.34481.

  3. A.E. Stevens, R.P. Van Berg, J. Van der Spiegel, H.H. Williams, "A sub-nanosecond time-to-voltage converter and analog memory," 1989 IEEE International Symposium on Circuits and Systems Proceedings, Portland, OR, May 1989, pp. 268-271, DOI: 10.1109/ISCAS.1989.100342.

  4. A.E. Stevens, R.P. Van Berg, J. Van der Spiegel, H.H. Williams, "A time-to-voltage converter and analog memory for colliding beam detectors," IEEE Journal of Solid-State Circuits, Vol. 24, No. 6, Dec. 1989, pp. 1748-1752, DOI: 10.1109/4.45016.

  5. A. Stevens, J. Dawson, H. Kraner, V. Radeka, S. Rescia, "Rad-hard electronics development program for SSC liquid-argon calorimeters," in Supercollider 2, M. McAshan, ed., Plenum Press, New York, 1990, pp. 671-680.

  6. J. Dawson, T. Ekenberg, A. Stevens, H. Kraner, V. Radeka, S. Rescia, S. Kerns, "Radiation damage testing of transistors for SSC front-end electronics," Conference Record of the 1990 IEEE Nuclear Science Symposium, Arlington, VA, October, 1990, pp. 843-845.

  7. A.E. Stevens, G.A. Miller, "A high-slew integrator for switched-capacitor circuits," 1993 Symposium on VLSI Circuits Digest of Technical Papers, Kyoto, Japan, May 1993, pp. 115-116.

  8. F. Tong, Y.H. Kwark, A.E. Stevens, "A four-channel monolithic optical/electronic selector for fast packet-switched WDMA networks," IEEE Photonics Technology Letters, Vol. 6, No. 1, Jan. 1994, pp. 68-70, DOI: 10.1109/68.265892.

  9. F. Tong, C.-S. Li, A.E. Stevens, Y.H. Kwark, "Characterization of a 16-channel optical/electronic selector for fast packet-switched WDMA networks," IEEE Photonics Technology Letters, Vol. 6, No. 8, Aug. 1994, pp. 971-974, DOI: 10.1109/68.313067.

  10. A.E. Stevens, G.A. Miller, "A high-slew integrator for switched-capacitor circuits," IEEE Journal of Solid-State Circuits, Vol. 29, No. 9, Sept. 1994, pp. 1146-1149, DOI: 10.1109/4.309913.

  11. F. Tong, K. Liu, C.-S. Li, A.E. Stevens, Y.H. Kwark, B. Pezeshki, "A tunable receiver for packet-switched WDMA systems," LEOS '94 Conference Proceedings, Vol. 1, Oct. 1994, pp. 35-36, DOI: 10.1109/LEOS.1994.586877.

  12. K. Liu, C.-S. Li, B. Pezeshki, T. Schrans, A.E. Stevens and F. Tong, "Hybrid Optoelectronic Digitally Tunable Receiver," Proceedings of SPIE, Vol. 2402, San Jose, Feb. 1995, pp. 104-114, DOI: 10.1117/12.205272.

  13. F. Tong, K. Liu, C.-S. Li, A.E. Stevens, "A 32-channel hybridly-integrated tunable receiver," ECOC '95 Proceedings, Sept. 1995, pp. 203-206.

  14. H. Atkins, C. Lyons, H. Ratner, C. Risher, C. Shillum, D. Sidman, A. Stevens, "Reference Linking with DOIs: A Case Study," D-Lib Magazine, Vol. 2, No. 6, Feb. 2000, DOI: 10.1045/february2000-risher.

TALKS

  1. "A fast low-power time-to-voltage converter for high luminosity collider detectors," IEEE Nuclear Science Symposium, Orlando, FL, Nov. 10, 1988.

  2. "A sub-nanosecond time-to-voltage converter and analog memory," IEEE International Symposium on Circuits and Systems, Portland, OR, May 9, 1989.

  3. "Rad-hard electronics development program for SSC liquid-argon calorimeters," International Industrial Symposium on the Super Collider, Miami, FL, March 16, 1990.

  4. "Rad-hard electronics for SSC liquid argon calorimeters," High Energy Physics Division Lunch Seminar, Argonne National Laboratory, Argonne, IL, March 27, 1990.

  5. "Circuit design of a low-power 22-bit sigma-delta modulator," AT&T Bell Laboratories, Reading, PA, March 27, 1992.

  6. "A high-slew integrator for switched-capacitor circuits," Symposium on VLSI Circuits, Kyoto, Japan, May 21, 1993.

  7. "Integrating the DOI with intra-organization legacy systems," Workshop on Managing Intellectual Content on the Web, 8th International World Wide Web Conference, Toronto, May 11, 1999.

PATENTS

  1. "Biasing voltage cancellation circuit having a plurality of switches serially connected to a capacitor," U.S. Patent #5,561,288, October 1, 1996.

  2. "Integrate-and-dump receiver for fiber optic transmission," U.S. Patent #5,773,815, June 30, 1998.

  3. "Personalized multi-service computer environment," U.S. Patent #7,062,475, June 13, 2006

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