COMMERCIAL WORK EXPERIENCE

Mar 2006 - Feb 2008

Video and Network Engineer.
Reeltime Infotainment Ltd, South Melbourne.

Tasks Performed:

Design and deployment of a VOD (video on demand) distribution network.
Deployment of a VOD system using Kasenna Mediabase, Livingroom and Amino set top boxes.
Deployment of an online movie download system using iWave distribution platform.
Use of Securemedia MPEG encryption platform.
Use of harddisk block level encryption systems to ensure data security.
Design and deployment of a corporate LAN and firewall.
Maintain a movie assets database, applying changes to reflect needs in production workflow and creating scripts to aid production.
Create scripts to track asset workflow and synchronise assets to distribution servers.
Create scripts to assist the encoding procedure where the software did not support automation.
Encode DV video files into MPEG2, H.264 and Windows Media.
Analyse source video for common conversion artefacts and determine filters needed for optimal quality conversion into desired format. Including creation of video filters to perform conversion.
Production of DVDs for clients.
Use of Sony DVW-A500P Digibeta recorder, Sony J-30 digibeta player and Sony BVH-2000 1" video recorder.
Connection and use of Canopus SHX breakout box for video ingest.
Ingest and encode video from Digibeta, assembling multipart assets, using Edius NLE.
Editing assets for downmixing of multichannel audio, removal of text from trailers by insertion of textless material, removal of advertisement black breaks, clock and slate pages, for the production of linear content. Performed multiple encodings of same video asset using different parameters to determine optimum quality vs bitrate tradeoff.
Debugged issues in the editing system, determining capture faults, print to tape faults, video encoding faults and video streaming faults.
Determined causes for video encoding errors.
Debugged faults in video encryption while liasing with vendor to determine cause.
Archiving, cataloging and storage of video assets.

Nov 2004 - March 2006

System Administrator.
Hammond Street Development, Nunawading.

Tasks Performed:

Setup and deploy unix servers and software packages for clients.
Unix servers including Mac OS X server, Solaris, Linux Redhat Enterprise, Linux Gentoo. Involving software disk mirroring using disksuite under Solaris and diskutil under Mac OS X.
Making backup images for quick server deployment.
Unix software packages, Oracle database, JBoss Java based web application server, Apache web server including creating signed ssl certificates. Cacti web based SNMP monitoring and graphing package. Document detailed instructions procedures.

Feb 1997 - Aug 2004

System Programmer/ Engineer.
Netspace Online Systems, Camberwell.

Tasks Performed:

Setup and maintain a number of Unix servers. Ranging from user shell machines, Sendmail SMTP servers including domain redirections, UUCP Mail servers, Web Servers both SSL (secure for e-commerce) and non SSL including CGI programming (Perl, Shell), FTP servers, Name Daemons including delegation of primary and secondary name servers and modifying domain records, implementing chrooted environment for user security, mailing list servers, web proxy servers, news servers, LPD print servers, Windows print and file sharing.
Writing scripts to perform tasks such as statistic load monitoring via SNMP, user account reporting with radius, daily backups, automated online form generation.
Modification of existing services to provide specialised functionality.
Performed maintenance and construction of PC hardware and minor maintenance on Sun Hardware.
Installation of WAN routers, including Ascend Pipeline 50, MAX 4000, 6000, and TNT equipment. Cisco 820 and 2500 series. Connection and configuration of PRI and BRI services.
Ordering of Telstra ISDN, Frame Relay, DDS and ATM services. Including connection to and configuration of equipment.
Basic configuration of Cisco Routers including 5300/5400 series and 7200/7300 series.
Maintenance of a VoIP network, including configuration of a H323 gatekeeper and gateways on Ascend 6000 and Cisco 2600 equipment.

SKILLS

Summary

• Highly skilled in Unix system administration. MacOSX, Linux, Solaris, FreeBSD.
• Moderate programming skills. C, Java, Perl, PHP, Postscript.
• Very capable scripting skills. Bash, Perl, awk, regular expressions.
• Extremely high knowledge of layered network design. OSI model.
• High knowledge of layered system design. Block devices, character devices, file systems, compression, file formats, data representation.
• Basic knowledge of data base administration and SQL. Oracle, MySQL, Postgress.
• Extremely passionate about image, audio and video representation.
• Understands colourspace representation. RGBA, HSV, CMYK, YUV.
• Sample rate, number of channels and dynamic range/ quantisation noise.
• Numerical representations. 8,16,24,32 bit. signed, unsigned. floating, fixed.
• Basic understanding of compression methods. DCT. I P B frames. Motion vectors. Huffman encoding.
• Discrete and continous data representation and resampling methods.

Computer Skills

• Have administered the following multi user operating systems: Solaris 2.4 - 10 , FreeBSD 2.1.7 - 5.2, Linux 0.99 - 2.6, SunOS 4.1.3. and Mac OS X Server 10.0 - 10.4.10.
• Can install and setup the following operating systems: Mac OS X, Linux 2.6 (Redhat Enterprise, Centos, Gentoo), FreeBSD 5 and Solaris 10 (both x86 and Sparc)
• Can secure a unix host from outside attack and can limit a machine to minimize attack from local users.
• Have administered IP network services such as Virtual Web Servers (Apache), Berkeley Internet Name Daemon, News Servers (INN), FTPD, SSHD, NTPD, Radius (Radiator), SNMP (Cisco, Ascend).
• Can configure Lucent (Ascend) equipment including Pipeline Series and MAX/ TNT series.
• Can program: CGI, PERL, Unix shell (bash), C, Postscript, Java.
• Moderate understanding of Object Oriented principles and Design Patterns.
• Can diagnose software application runtime faults using system tracing programs such as, strace (linux), ktrace (BSD/OSX), truss (Solaris)
• Have good knowledge of and can assemble PC hardware.
• Have prepared electronic documents and application forms for batch processing via postscript and unix shell script. For the use with multiple repetitive tasks for printing or faxing.

Networking Skills

• Have knowledge of ISDN WAN networking, including BRI and PRI services, DDS, Frame Relay and ATM.
• Have knowledge of Cisco routers, including configuring IOS, static interfaces, static and dynamic routing, with RIP, OSPF and BGP including AS numbers.
• Knowledge of firewalling both internal and external users. Including defining areas such as intranet and extranet (DMZ), routing via NAT and basic working knowledge of internet security.
• Have a good knowledge of IPv4 TCP/IP networking and routing.
• Have knowledge of ethernet (layer 2) switching, VLANs and trunking (dot1q)
• Have wired RJ45 patch panels and Krone blocks and crimped CAT5e crossover and straight through cables.

Multimedia Skills

• Can use Nikon F601, F90x and D100 cameras. Know the different uses for different focal length lens, spherical and rectlinear projections, including different uses for aperture and shutter speed, for both compensation of light, changes in depth of field or emphasis of motion.
• Have experience in technically difficult photography such is Lightning, Astronomy and night photography.
• Have an understanding of different image file formats and limitations of each. Including bit depth, lossy compression, chroma sub-sampling.
• Have programmed image filters to perform removal of hot pixels from long exposure digital photography.
  
• Have an understanding of device dependent and independent colour spaces such as RGB, HSV, CMYK and YUV. Understand the differences in gamut space and conversion with respect to white point.
• Have used non linear digital editing programs, Adobe Premiere and Apple Final Cut Pro.
• Have programed video filters in the YUV colourspace, to perform tasks as, averaging frame rate conversion, simple black fades for inline batch conversions, scaling with correct chroma subsampling and temporal preservation of interlaced material, conversion of interlaced material to progressive, detection of watermarks and detection of pulldown framerate conversion.
• Have used bitmap graphic editing tools, such as GIMP and Adobe Photoshop, to enhance, correct, edit and composite digital images.
• Have used unix based command line batch editing tools, such as Net PBM and Image Magick, to automate conversion, scaling and basic enhancement of large volumes of images. Automation of creating web based image galleries.
• Have used vector based editing programs, such as xfig and Illustrator, including programing in Postscript, for creation of CD and DVD covers, DVD menus and photographic layout and presentation.

Communication Skills:

• Documented procedure for installation of Operating Systems and process documentation using wiki based web technologies, confluence.
• Used fault tracking and reporting systems such as RT and Jira.
• Have liased with clients regarding work requirements for network service solutions.
• Produced internal documents describing network service procedures.
• Have prepared and performed presentations to the Yarra Valley Computer User Group on topics such as computer graphics, sound, networking using modems, the Internet and local ethernet networks.
• Have prepared oral presentations and written reports for lecturers and class members.
• Have discussed and developed software to meet specific needs for the client.

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On 3 Mar 2008, 08:43.