Thorsten Lockert
1020 Glen Brook Ave.
San Jose, CA 95125-4313
internet: tholo@sigmasoft.com

TECHNICAL KNOWLEDGE

• Networks: TCP/IP, DECnet
• Operating systems: Linux, BSD, Windows, MacOS, QNX, VMS
• Programming languages: C, C++, HTML, CSS, SQL
• Database systems: MySQL, Oracle
• Voice over IP: Asterisk, SIP Express Router, Cisco

SPECIFIC EXPERTISE

• Taught BASIC programming, Pascal programming and computer technology classes to high school level students
• Worked as systems consultant, Unix installation and software development
• Functioned as system and network administrator on Unix, Windows 95, Windows NT and VMS systems, software installation and maintenance, user and network administration, including securing networks and services
• Network, zone and administrative contact for internet domains and networks
• Designed and implemented a conferencing system running under QNX and UNIX
• Designed and set up communication solutions using modems, X.25 network and TCP/IP, including Virtual Private Networks using PPTP
• Configured and maintained Cisco, Livingston and SubSpace routers
• High-speed wireless IP routers
• Secure, redundant firewalls
• Highly available databases
• Voice over IP telephony systems

LANGUAGES

• Norwegian, English, Swedish, Danish

CAREER HISTORY

Software Development & System Administration Manager — Tzec Maun Foundation, Palo Alto, CA
May 2010 to current

• Develop and manage the overall software development plan
• Programming and/or supervision of programming related to the one meter scope, web sites, small scopes, Linux and Mac servers, and any other software-driven projects
• Install and maintain observatory data center
• Provide optimization for key database and programming projects
• Develop strategic plan for hardware and software
• Develop back-end and middleware for key services, such as online astrometry, chart servers, image processing, etc.
• Manage process of observatory automation

Sr. System Administrator — Makena Technologies, Inc., Redwood City, CA
Oct. 2009 to Apr. 2010

• There.com
  • Maintain cluster
• Corporate
  • Plan and execute corporate e-mail transition to Google Apps

President,
CEO — Voop USA, Inc., Los Gatos, CA
Jan. 2007 to Sep. 2009

• Build security solutions
  • Implemented a security product "Net/X"
  • Implemented a security product "Amber"
• Set up complete office infrastructure
  • Set up VMware Infrastructure server
  • Set up CentOS and OpenBSD build environments
  • Set up Asterisk-based office PBX

Vice President, R&D,
Chairman of the Board — Voop AS, Bergen, Norway
Aug. 2003 to Dec. 2006

• Build VoIP solution
  • Evaluated Open Source and proprietary VoIP solutions
  • Set up a backbone switching network based on Asterisk PBX and SIP Express Router
  • Maintain production-class builds of Asterisk, SIP Express Router and other software for Fedora Core and CentOS
• Set up production sites
  • Build flashable images for redundant firewalls based on OpenBSD
  • Build Fedora Core-based back-end systems to run Asterisk PBX and MySQL RDBMS
  • Build CentOS-based back-end systems to run Asterisk PBX and MySQL RDBMS
• Design and implement new solutions
  • Designed and prototyped security product Net/X

Sabattical — Blue Moon Adventures, LLC, Houston, Texas
Apr. 2003 to Jul. 2003

Principal Consultant — eBay Inc., San Jose, CA
Aug. 2001 to Mar. 2002

• Member of Site Services group
  • Evaluated Application Server platforms
  • Implemented a scalable search solution tailored for auctions

Principal Consultant — eBay Inc., San Jose, CA
Aug. 1999 to Jul. 2001

• Member of Architecture R&D group
  • Recommend scalable solutions for continued growth
  • Evaluate HP and IBM S/390-based solutions
  • Moved batch jobs from an Oracle / Solaris environment to DB2 on S/390 as proof of concept
  • Moved web application from ISAPI on NT to an Apache module on Unix as proof of concept

Principal Consultant — eBay Inc., San Jose, CA
Dec. 1998 to Jul. 1999

• Manage network group
  • Hire and train network administration staff
  • Implement multiple redundant DS3 and OC3 connections
  • Set up full BGP routing with Internet Service Providers
• Support systems administrations staff
  • Evaluate and recommend front-end caching solutions
  • Evaluate and recommend alternate load balancing solution
  • Support upgrade of database backend system from E6500 to E10000
  • Plan storage solution that lends itself to scalability and easy replication
• Manage growth
  • Plan system capacity to handle 30% month-to-month sustained growth
  • Install additional E10000 systems
  • Provide support for creating failover solutions

Principal Systems Administrator — eBay Inc., San Jose, CA
Jun. 1998 to Nov. 1998

• Administer network
  • Manage multiple connections to various service providers
  • Set up BGP routing and load balancing
  • Configure redundant switches and routers using Cisco HSRP
• Maintain backend servers
  • Migrate high-volume mail systems to qmail on Solaris servers
  • Upgrade database server from Sun E4500 to E6500
  • Design storage and backup solution to accomodate growth
• Maintain frontend servers
  • Oversee growth of NT based front-end servers
  • Test alternate load balancing solutions
  • Evaluate other web servers
  • Install E10000 system for search functionality

Sr. System Administrator — eBay Inc., San Jose, CA
Aug. 1997 to May 1998

• Administer local network
  • Set up and maintain Microsoft Proxy Server for firewall and proxy
  • Set up and administer Microsoft Exchange server for corporate and Internet Mail
• Administer public database and WWW servers
  • Install and secure Solaris 2.x Enterprise servers with Oracle 7 Server
  • Install and secure Windows NT 4.0 Servers with Microsoft IIS 3.0 and 4.0

Director, Network Operations — TAL Wireless Networks, Sunnyvale, CA
Aug. 1994 to Jul. 1997

• Administer local network
  • Setting up and configuring Cisco and Livingston routers on leased and Frame Relay T1 and 56K circuits
  • Evaluating and installing new software and hardware
  • Manage SunOS 4 and Solaris 2.3 systems
  • Set up CAP for Macintosh services on local network
  • Set up SAMBA for Windows for Workgroups and Windows 95 services on local network
  • Evaluate commercial and free SNMP packages
  • Set up and manage Windows NT and Microsoft Exchange Server
  • Install BSD/OS, NetBSD and OpenBSD systems for use as firewalls, mail, FTP and WWW servers
• Administer TCP/IP-based radio network
  • Configure and set up networking software on radio routers
  • Performance testing of radio network
  • Network management using SNMPc, HP OpenView, tkined/scotty and other software
• Software engineering
  • Develop SNMP utilities to manage network routers
  • Maintain and extend SNMP Agent for wireless routers
  • Develop benchmark utilities for testing of wireless routers
  • Validate software builds on wireless routers
  • MS-DOS device driver to redirect console input and output to a serial port, fully interrupt driven

Consultant — SigmaSoft, Th. Lockert (self employed)
Mar. 1994 to Jul. 1994

• Consulting
  • Contract programming for Bergen By Byte as

Systems Consultant — Bergen By Byte as, Bergen, Norway
Oct. 1989 to Feb. 1994

• Administer and maintain mixed protocol network environment serving approximately 2500 users
  • Assigning accounts and instructing in use of network
  • Evaluating and installing new software/hardware
  • Technical troubleshooting
  • Managing nameserver for two domains on the Internet
  • Assigning addresses in TCP/IP and DECnet address space
  • Setting up and maintaining PathWORKS for DOS and for Mac on both VAX and Ultrix platforms
  • Setting up and maintaining DEC P.S.I. on VAX and DECstation
  • Setting up and maintaining news and email both on Ultrix, VAX/VMS and the conferencing system
  • Network, zone and administrative contact for BBB.NO and SigmaSoft.COM domains
  • Configuring TCP/IP using MultiNet and UCX on VAXen
  • Configuring routing and protocol options on Cisco IGS gateways
  • System administration on DECstations and VAXen running Ultrix and VMS
• Software porting and development
  • Porting earlier developed conferencing system (BBB/CS) to run under Ultrix 4.x. Most of the work stemmed from switching to using News for message storage and forwarding. Internal databases are handled with the c-tree product from FairCom, Inc.
  • Wrote an X.29 PAD for Ultrix to communicate with DEC P.S.I. for handling incoming X.25/X.29 calls to the system
  • Application on Ultrix to query a VAX/Rdb database for environmental information using SQL, developed in cooperation with the university in Bergen
  • Specialized application querying the same database and communicating with a Windows application developed in- house for querying the database from remote sites over modem and X.25 links
  • Document retrieval system for use on oil drilling rigs in the North Sea, use WordPerfect documents and TIFF images
• Consulting
  • Programming help with laboratory software written in C for use at the local university hospital lab to register, tag and bill samples sent to the lab from departments and other medical institutions
  • Installation and maintenance of SCO Unix systems in networked environments including salary systems at the Norwegian School of Business and Economics and a system to run the laboratory software mentioned above
  • Teaching Unix system administration on SCO Unix systems
  • Installing and configuring Gopher and WWW servers under AU/X for IATAFI, a UN sponsored organization

Systems Consultant — SigmaSoft, Th. Lockert (self employed)
Aug. 1988 to Sep. 1989

• Software development
  • Simple multi-user adventure game running on a QNX system
  • Misc. MS Windows programs
  • Database system for registration of car alarm systems installed at service garages
• Consulting
  • Contract programming at the Norwegian School of Business and Economics on VAX/VMS systems porting online databases with OECD and UN provided information from Fortran on TOPS-20 to C on VAX/VMS

Systems Consultant — Bergen By Byte as, Bergen, Norway
Aug. 1987 to Jul. 1988

• Software development
  • Designed and implemented a conferencing system running under QNX. The system has since then been sold to two sites in Germany as well as schools and universities in Norway
  • Debugged X.25 communication software (not developed in-house) in use on the same QNX system

Consultant — Bruktbilforum as, Vikedal, Norway
Feb. 1987 to Jul. 1987

• Software development
  • Designed and implemented a ZIM database application for accepting, registering and sending advertisements to a typesetter, ready to print in a newspaper

Consultant — SigmaSoft, Th. Lockert (self employed)
Dec. 1986 to Jan. 1987

• Contract work
  • Designed and implemented a simple bulletin board system for multi-user access on IBM PC-compatibles

Teacher — Royal Norwegian Navy, Bergen, Norway (compulsory service)
Aug. 1986 to Nov. 1986

• Teaching position at the naval base in Bergen
  • Taught administrative routines to naval officers
  • Gave computer lessons to naval officers on how to use internal naval systems

Programmer — Royal Norwegian Navy, Tromsø, Norway (compulsory service)
Oct. 1985 to Jul. 1986

• Software development
  • Designed and implemented software for keeping track of supplies to be delivered to naval vessels using Turbo Pascal on CP/M 80

Programmer — ADB Consult as, Bergen, Norway
Feb. 1982 to Sep. 1985

• Software development and maintenance
  • Maintained accounting software written in Commodore BASIC and 6502 assembly running on Commodore PET machines
  • Design and implementation of software for registering orders, integration with above accounting system
  • Maintained salary software written in Commodore BASIC and 6502 assembly running on Commodore PET machines

OTHER ACTIVITIES

Maintainer — OpenBSD
Mar. 1993 to Jul. 2006

• Maintained various portions of OpenBSD