Senior Software and Systems Architect/Engineer with a wide
range of experience. Excellent interpersonal/group communication
and teamwork skills. Highly self-motivated, with first-class
analytical, design and problem-solving skills. Particular passion
for design, building and application of automation tools and
methodologies which rapidly accelerate processes and optimize
environments whilst maintaining strict quality standards.
|January 2012 to date
Involved in architecture, implementation, and maintenance of
SUSE OpenStack Cloud
from initial 1.0 Folsom-based
release through to most recent versions.
Lead architect for high availability within the product.
Active technical contributor in upstream OpenStack community:
moderated weekly meetings, helped coordinate upstream
founded the Self-healing SIG, gave
presentations and training sessions at many Summits and
other OpenStack events,
and moderated Forum / PTG sessions.
Continued contributions to openSUSE
and many FL/OSS projects.
R&D on next-generation
git development workflows, such as
Formerly worked on
Enterprise High Availability Extension
based on Pacemaker, including
Booth Ticket Manager
for multi-site clustering.
|June 2012 to December 2012
|August 2009 to June 2011
Senior Software Consultant
Systems and Resource Management Product Engineering,
Engineering and architecture of
a Java- and
data centre automation platform providing the core
orchestration backend component of
Novell Cloud Manager
which manages the lifecycle of virtual/physical assets within heterogeneous data centres.
Remote working member of core engineering team, largely
self-trained on a huge codebase (over 4 million lines) due
to timezone differences and travel budget limitations.
Primary owner and developer of the product's fully
automated build/test framework. Author and primary owner of
the product's automated testing strategy roadmap.
Introduced a modernized approach to unit testing of legacy
code involving TestNG,
Designed and implemented a heuristic recognition algorithm
for tracking frequencies of integration test failure
Helped analyse and resolve issues during major upgrade
of the product's customized Jython engine from 2.1 to 2.5
(e.g. heap dump analysis to identify
PermGen memory leaks).
Introduced git and
decentralized development and testing workflows to the team,
which resulted in 100% passes on the first test run after
merging the Jython 2.5 upgrade back into the trunk.
Acts as primary contact point for third-line support of
all EMEA customers and partners, and has represented the
product at EMEA-wide and global conferences. Built a
showcase demonstrating how the product can be used in a
Green IT scenario to dynamically optimise thermal airflow
within a data centre, via automated physical relocation of
virtual workloads according to policies based on temperature
|December 2006 to July 2009
|November 2005 to December 2006
Sole UK architect on the team, operating on many
strategic and SSO-oriented tactical projects within the UK
and across EMEA.
Active in many major named UK accounts, particularly in the
financial and telco verticals. Engaged directly
to help large clients relate to Novell's data-centre
vision and existing product range, handling
introductions to new technology, specific technical
objections, business process issues etc.
Close technical collaboration with other LST
architects on SUSE Linux Enterprise Server / Real
Time / Desktop / Point of Sale, Xen hypervisor, High
Availability Storage Foundation, etc.
Provided support on deep technical issues, PoCs,
benchmarks etc. to area/geo Technical Specialists and
Acted as area's primary technical
interface/escalation point into R&D and Product
Business Unit for
Linux and FL/OSS
issues, both internally and for clients/partners.
Supported Client Executives/Managers in their
understanding of many topics, e.g. specific
technologies/products, the FL/OSS community,
patent/license issues, GTM models, industry
trends/sweet-spots, partnering processes, etc.
Participated in key marketing events,
e.g. LinuxWorld, SUSE Linux Enterprise 10 launch,
Technical collaboration with and training of key
Primary EMEA technical contact for SUSE Linux
Enterprise Real Time.
|September 2002 to November 2005
Originally recruited as primary EMEA Linux specialist to
a team responsible for engineering, deploying, and
maintaining builds of Linux on x86 hardware (including
Egenera BladeFrames) for
use with mission-critical, highly-available production
applications stacks migrated from Solaris/SPARC.
Subsequently merged with UNIX team, and later chosen as
founder member of European Infrastructure and Architecture
Primary EMEA representative of tightly-knit virtual
team responsible for global Linux builds.
Designed, implemented, and maintained sophisticated
OO engine and toolset for parallelized
scheduling/execution of arbitrary jobs (including
components for Kerberos-/ssh-based remote
Designed, implemented, and maintained a host-grouping
database, facilitating automated administration of
large machine clusters defined by flexible rules
based on Boolean set logic.
Designed, implemented and maintained a complete,
centrally administered, policy-based
system, which successfully controlled synchronisation
of all software installed (from OS-level to
application-level), and additionally controlled all
site-specific configuration. Coupled with
PXE/DHCP/KickStart booting technology, allowing any
system to be completely rebuilt to its previous state
within minutes, much faster than any restore from
Took part in a long-term project reviewing
architecture of all tier 1 European applications
specifically with regards to high availability and
disaster recovery. Played a key part in designing
and implementing automated server-based test suite to
improve review turn-over.
Heavy involvement with engineering of roll-out of
related custom tools/infrastructure for
workflow-based deployment and configuration of custom
Built several task automation and verification tools
including shell-based domain language facilitating
configuration management and test suites.
Worked closely with vendors on many issues at the
hardware, application, system, and kernel levels.
Assisted with a cost-cutting server consolidation project.
Lead engineer on team responsible for certifying,
supporting and maintaining highly customised
firm-wide production builds of Perl (including
several hundred CPAN modules).
Worked with storage management team on enablement of
SAN/NAS connectivity from Linux machines to
systems, from cabling/driver configuration to
volume manager software etc.
Established intranet web-based solution for issue
tracking, knowledge base building, and
process/procedure documentation. Provided full suite
of procedures to SA teams relating to Linux
builds and support thereof.
Provided support to developers involved in porting
applications from Solaris.
|1999 to September 2002
guideguide (formerly known as
mediaconsult) develops customer-driven
"e-publishing" websites for high-profile partners in
specific sectors of German market. Technologies used
included traditional LAMP stack, XML, Java, NAS.
- Performed and supervised design, implementation and
maintenance of many complex
object-oriented (OO) class
hierarchies within a large code base
Promoted use of eXtreme
Programming (XP) methodologies, e.g.:
- Established code quality guidelines and review
- Developed comprehensive test suite in
conjunction with PerlUnit
- Performed extensive refactoring of problematic
- Created/maintained several CPAN
modules in conjunction with project.
- Built several automation tools to increase
efficiency of development (e.g. automatic
configuration of complex in-house Apache/mod_perl
setups, tools for code integration, mysqldiff).
- Ensured increased reliability of production servers
via automated online testing.
- Administered and optimized MySQL databases
- Administered bugzilla
bug-tracking database, and integrated it with existing
source control systems.
- Compiled, installed and supported many development
- Built and administered powerful subsystem for
dynamic image generation to improve customer-based
- Set up a shared documentation system on the
W3 WebSolutions Ltd. designed, implemented and hosted
dynamic websites for clients with a wide range of
Replaced problematic old servers with completely new
Red Hat Linux systems.
Installed, configured and maintained services including
bind DNS server.
Built CGI interfaces
in Perl for DNS and sendmail virtual domain
configuration, giving customers control of their own
|1996 to 1998
Was offered this post as a result of the college's
recognition of the substantial improvement to the quality
of their IT facilities through my voluntary work during
the last two years of my degree
Administration of UNIX (in particular Linux)
systems, the college's web server and website, and
services for scientific-oriented students:
IMAP, POP3 and FTP daemons,
Installation and maintenance of a UNIX-based
request tracking database to keep on top of all the
technical support requests received from students and
Supervision of and participation in installation of
college-wide Cat 5 ethernet cabling, including
IT budget responsibility.
Complete installation and management of a
Novell Netware network for
~700 users integrated with Windows and Mac
University-wide collaboration with other
departmental and collegiate IT professionals to improve
the university's IT infrastructure.
The Mayo Clinic is the largest private health clinic
in the world.
- Enabled fast, site-wide access to various nuclear
medicine imaging techniques and static content via the
|1995 to date
Contributed to various Linux distributions and
and various components within the openSUSE project.
Active contributor to StackOverflow
Have run Linux constantly at home since 1995 (e.g.
Slackware 2, Red Hat 3.0.3, and 1.2.x kernels).
Was allocated "friends and family" options in both
Red Hat and
prior to their IPOs in recognition of contributions to
Available on request.