Joseph Silverman

229 Molimo Dr
San Francisco, CA 94127
(415) 254-1743
yossie@blacksteel.com

Work experience:

7/02 - Current Laszlo Systems, Inc. Senior System Administrator.

• Designed and implemented networking, backup, directory, public and intranet web sites, email systems.
• Built out a co-location facility which supports mutliple public systems for the company. Interacted with Akamai to distribute and speedup access to the corporate web site.
• Moved the company from one office to another, set up the IT infrustructure at the new location. Implemented the security policies and maintain the firewall rules and other necessary hardware and software.
• Designed the monitoring facility which alerts when servers are experiencing unusual issues. Integrated this into the environment and have maintained a very high level of uptime through it.
• Part of the QA team at the company, designed and implemented the load testing for the product and have assisted in various QA projects over the years.
• Support Engineering by maintaining and managing the Automatied nightly and release Product Build Environment. Occasionally called upon to write code (Java and lzx - the company's product language).

8/01 - 6/02 Consultant.

• Designed and implemented eCommerce web site for Mr. S Leather - Adult Brick and Morter Store.
• Manage small hosting service for 50 virtual domains.

9/00 - 7/01 incremental images, inc. Senior System Administrator.

• Senior System Administor in charge of building and supporting an enginering team at a technology startup company.
• Manage multiple Linux, Sun/Solaris, DecAlpha/Tru64, Darwin, and Windows environments for enginering team. Web Master for internal and external web sites.  Lead for ordering, installing, and maintaining systems. Performced duties of IT operations, networking, backup.
• Designed and implemented a complete Firewall and monitoring-based security infrustrcture as well as creating security policy for company intelectual property.
• Designed and implemented intranet and directly involved with design and implementation of extranet.
• Designed and implemented (in C++) SSL, Authentication, Multipart mime, and other advanced web server support for company product.
• Wrote Javascript (including event model), CGI, and HTML to support company product on hand-held devices (iPaq), and other browsers.

2/00 - 8/00 Mr. Stock, Inc. Chief Technology Officer.

• Senior System Administor and Technical Officer or in charge of multiple Sun Enterprise servers, three data centers located in San Francisco, Oakland, and Downers Grove, IL. Primary responsibilities included maintaining and upgrading Solaris, Netscape Server, ServletExec in an intense e-commerce startup company. Secondary responsibilities were WebMaster, Mail, Enterprise Backup, Database Admin.
• Company product is an e-commerce brokerage service. I was directly involved in design and implmentation of the poduct and future directions. Planning for co-location. Researching and implementing new technologies including EJB. The product is based around Informix as the Database, Java ServletExec for the web and and EJB at the application level.
• Managed all Datacom services: three dozen T1, 56K, ISDN, and other circuits between company locations and various data vendors and services. Installed and tested the circuits as they came in. Configured the Cisco routers using these circuits.
• Primary technical resource in bringing up a new branch office and moving all data and voice services from another office for 50+ people. From Buildout to Move in.

10/9 - 2/00 Global Network Privacy. Chief System Administrator.

• Part of t a team in charge of designing modular computer, backup, and communication racks for a large data center. The racks are to be assembled and transported to the production site and dropped into place.
• Evaluated and selected various technologies to support the above responsibilities, including enterprise email solutions, enterprise backup, enterprise data and datacomm security software and products, and networking products.

3/98 - 10/99 UCSF Stanford Health Care. Tech Support Supervisor of Open and VMS Systems.

• Open Systems technical lead. Supervise staff of eight. Part of design and implementation team for merge of two datacenters into one. Evaluation of Y2K issues on all Open Systems machines. Designed remediation methodologies for various application and infrastructure servers. Consulting on major network topology changes related to the merge. Consulting on network and host security issues. Manager of and technical resource for EMC DASD farm install to serve many of the UNIX servers.
• Supervise and primary technical person for UNIX install and level upgrade for AIX, HP-UX, Solaris, and Linux. Upgraded 10 AIX boxes from 3 to 4, upgraded 6 Solaris boxes from 2.6 to 7 (including an E10K). Configured and installed Intel based Linux web and backup servers. Accepted and configured multiple high-end IBM RS6K servers.

11/97 - 2/98 UCSF Stanford Health Care. Tech Support Systems Engineer.

• UNIX systems technical lead. Responsibilities grew to include training new Sysadmin hires. Evaluate and select hardware and technologies for new company environment. Providing technical consulting to help merge multiple sites from different old companies into the new entity.
• Evaluate new technologies for storage and communications as necessary. Recently including: choosing a DASD farm to support 20+ UNIX based servers, selecting a new SNA communications subsystem to support connectivity to BlueCross Medicare eligibility verification.

11/91 - 10/97 University of California, San Francisco. UNIX Systems Administrator / Programmer.

• Systems administrator for 21 UNIX servers (AIX, HP-UX, DG-UX) serving a large research hospital, 5000 users. Email and DNS administrator for entire hospital. Primary technical support for all UNIX hardware, system, and backup software products as well as secondary support for application software. Upgraded AIX from 3.2 up to 4.2.1, HP-UX from system 9 to 10, and DG-UX from 4 to 5.4. Part of a team of 5 serving ALL technical support needs for the data center.

6/91 - 10/91 Stanford Linear Accelerator. Contract Systems Programmer.

• Designed and implemented a general help documentation system generating printed and online help files.

8/90 - 4/91 Fermilab National Accelerator Laboratories. Systems Programmer.

• Designed and implemented a purchase requisition system, front end on Macintosh, back end on a VAX/VMS box.

1987 - 1990 National Semiconductor. VM Systems Administrator.

• As part of my job I created utilities for use by electrical engineers. Among them I optimized the core sections the chip tapeout software saving the company 400 man weeks on a 2 year 200 person project.

1986 - 1990 Various contract programming . VM Systems Programmer.

1981 - 1983 Israeli Defense Forces. DG Systems Programmer.

• Integrate part of 1M line air force communications project software team.

1979 - 1983 Weizmann Institute of Science. VM, MVT Systems Programmer.

Technical skills:

Languages

Java, C, Python, Perl, PHP, Shell Scripting, Awk, C++, REXX, Fortran, and Assembler (370,8x86,68K), X11, lzx, jsp, applescript.

Operating systems:

Unix (Solaris through 10, Linux through FC 4, Mandrake 2005, AIX through 4.3, HP-UX 9, DG-UX, SunOS, FreeBSD), Mainframe (IBM) MVS, VM, Macintosh, Darwin, Windows (3.1, 95, NT, 2K, XP), WinCE 3.0.

Communications

Firewalls, Ethernet (hardware and IP), 802.11b/g, Radius, LDAP, Voice, TCP/IP, SNA, some Novell and NT, AppleTalk, T1, PRI-ISDN, Wireless IP: GSM, CDPD, Ricochet.

Hardware

Sonicwall firewalls, Intel, Sun client (U5, U10), Sun Enterprise Servers (3500, E10K), IBM RS6K, HP9000, Cisco Routers, Lucent Definity Switches, NetAPP, Octane, Compaq AlphaServer, iPaq.

Database

MySQL, Oracle, Informix, Sybase 10, 11, MUMPS, VM/SQL.

Utilities

BackupExec, Legato Backup, Vertas Volume Manager, SunDiskSuite, EMC .

Internet

HTML, CGI, JSP, PHP, Tomcat, Jetty, ServletExec, EnterpriseJavaBeans , JavaScript, Apache web server.