Management System Administrator
Resume:
Elizabeth Chaos Golubitsky
Cambridge, MA 02140
*****@**********.***
Objective System or network administration position which will enable me to use and expand my
experience with con guration management, monitoring, and automation.
Experience BBN Technologies, Cambridge, MA
Network Engineer, March 2008 - present
Administered and troubleshot routers, switches, and rewalls in a multi-site net-
work with approximately 150 Cisco and Juniper devices.
Designed and implemented improvements to traf c monitoring infrastructure.
Investigated the use of Puppet for host con guration management.
Staff Scientist, September 2007 - March 2008
Performed survey, original research, and system administration tasks in support of
contract projects.
Implemented and maintained a complex Trac wiki environment using Puppet.
Implemented and maintained a scalable network testbed using FreeBSD jails.
Information Assurance Directorate, National Security Agency, Fort Meade, MD
Unix Operating Systems Analyst, July 2005 - August 2007
Administered network of Fedora Linux workstations and servers. Used Cfengine-
based infrastructure to upgrade from FC3 through FC6 without downtime.
Provided Solaris and Linux security con guration guidance to DoD customers.
Performed analysis of the OpenSolaris kernel, particularly the IPv6 network stack
implementation, and of other source code written in C.
Unix System Administrator, July 2000 - July 2003
Harvard-Smithsonian Center for Astrophysics, Cambridge, MA
Administered and troubleshot machines at research institution with several hun-
dred active users on mostly Solaris servers and clients.
Orchestrated transition from telnet to SSH for remote access, including system
con guration, group and individual user education, and troubleshooting.
Implemented spam and virus ltering based on procmail and SpamAssassin.
Designed central log monitoring infrastructure using syslog and Perl.
Skills Operating Systems:
Unix: 12 years user and administrator experience, including: Solaris (2.5.1-10,
Trusted Solaris 8), Linux (Red Hat/CentOS/Fedora, Debian), FreeBSD, NetBSD
Macintosh operating systems (7.5-9, Mac OS X)
Cisco IOS (12.0-12.4)
Juniper NetScreen (4.0,6.0)
Programming languages:
Pro cient in: C, Perl, Python, sh
Familiar with: PHP, awk, sed, Expect
Software and General Skills:
Con guration management and version control: Cfengine, Puppet, CVS, SVN
Package management: RPM, yum, FreeBSD ports
Testing and debugging: snoop, truss, tcpdump, strace, DTrace, MDB/GDB
Virtualization: Qemu, Xen, Solaris zones, FreeBSD jails
Code visualization: Grammatech CodeSurfer, LXR, Imagix 4D
Other software administered: Bacula, Bind, LVM, OpenLDAP, Post x, Sendmail,
OpenSSH, Apache, Vsftpd, Trac
Networking and Security:
Firewalls: IPTables, NetScreen, Fortinet, Cisco ACLs
Monitoring: Nagios, RRDtool, SNMP, MRTG, BPF
Protocols: STP
Host security: SELinux
Education Carnegie Mellon University, Pittsburgh, PA: M.S. May 2005
Information Networking Institute: major in Information Security
Classes: operating systems, broadband networks, computer and network security,
cryptography, risk management, network security management (student-run class)
Masters thesis: comparative vulnerability analysis of open source IMAP servers
Swarthmore College, Swarthmore, PA: B.A. May 2000
Double major in Computer Science and Mathematics
Senior mathematics thesis: error-correcting codes
Publications Guide to the Secure Con guration of Red Hat Enterprise Linux 5
Operating Systems Division Unix Team of the Systems and Network Analysis Center,
NSA, 2007
Simple Software Flow Analysis Using GNU C ow
Article in ;login: magazine, April 2006
Toward an Automated Vulnerability Comparison of Open Source IMAP Servers
Refereed paper, LISA 2005
Solutions Manual for: Linear Algebra and Differential Equations Using Matlab
M. Golubitsky and M. Dellnitz, Brooks Cole Publishers, 1999
Awards Heinrich W. Brinkmann Mathematics Prize, Swarthmore College, 2000
Clearances Top Secret/SCI, July 2005 - August 2007
National Security Agency
Activities Swarpa.net
System Administrator, May 2005 - present
Administer primarily e-mail and web-based services, including wikis (MediaWiki,
Dokuwiki) and virtual domain hosting, for approximately 45 users.
Performed zero-downtime migration of active mailing lists for two domains from
Majordomo to Mailman.
I Do Foundation, Washington DC
System Administrator, December 2002 - September 2005
Administered web, e-mail, backups, and other services for nonpro t organization
on a volunteer basis.
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