- City of Westminster, GB
- £7 /hr
- Available now
Any aspect of services related to Unix platforms: AIX, Solaris, HP/UX, Linux. e.g. application or service integration, system configuration and administration, performance analysis,more...Any aspect of services related to Unix platforms: AIX, Solaris, HP/UX, Linux. e.g. application or service integration, system configuration and administration, performance analysis, Storage Area Networks (SAN), TCP/IP networking, Tivoli Storage Manager backup
Area Covered: South West, West Midlands, Wales. Worldwide for remote.
Work Experience Summary: Operating System/Application Experience
OS Services Languages Applications
AIX v6 VIO Perl Tivoli Storage Manager
AIX v5 TCP/IP C Secure Shell (SSH)
AIX v4 LPARS BASIC SAMBA
Solaris 10 HACMP Bourne script Veritas Volume Mgr.
Solaris 8+9 IBM HMC Korn script Tivoli Maestro
HP-UX v11i SAN C script WebSphere
HP-UX v10 DNS Awk Apache
LINUX Jumpstart Sed Connect:Direct
LVM FORTRAN 77 WMQ (MQ)
September 2006 • date Client: Lockheed Martin
Service: AIX Infrastructure design and support
Design of IBM pSeries infrastructure for high-volume mail address recognition systems for UK and foreign postal services. Configuration of HACMP clustered p570 and p55A systems with Virtual I/O servers, IBM DS4000 and 3000 series, and EMC AX/CX SAN arrays for development, test and production systems. On-site installation in Stockholm, Sweden. Installation of Cluster Systems Management (CSM) and NIM servers for management, deployment and recovery. Long term support of existing AIX server infrastructure distributed across 75 UK sites plus design and planning of technology upgrade for these sites. Installation and testing of various hardware and software for possible future deployment including IBM p6 blade servers, GPFS, Workload Manager (WLM), Oracle DataGuard, RedHat LINUX etc.
2006 • date Client: Halogen Creative
Service: Web server consultancy
Provision of occasional consultancy on Solaris 10 Web servers running Apache, Squid, Postgres, ZFS to supply web presence to various commercial clients of Halogen e.g. Blackpool Zoo. Advice and recommendations on OS configuration for performance, resilience, security etc.
July 2004 • September 2006 Client: Barclays I&SD
Service: AIX Project Lead
AIX support for project to deploy an internet-facing customer interface to the bank’s factoring service. Installation and build of IBM pSeries servers including setup of CSM server, configuration of LPARs via Hardware Management Console (HMC), automated AIX installs via NIM, setup of DB2 HACMP server pair, etc. all in an Internet-facing environment requiring strict adherence to security policies. Installation and configuration of nCipher encryption hardware. Specification of firewall rules. Coordination of network and other infrastructure provision.
Service: Infrastructure design
Design and implementation of a Secure Shell standard for user access within the consolidated AIX 5.2/5.3 infrastructure of IBM pSeries serverscompliant with all Barclays Security Policies and, where required, implements PKI Certificates for authentication purposes. Amendment of existing standard AIX build to increase security (harden) for servers deployed in DMZs. Assessment of HMC security/suitability for deployment in DMZs. Specification and testing of standard IPsec configuration for IBM pSeries to IBM Mainframe secure connectivity. AIX consultant to project to migrate SNA application infrastructure to TCP/IP. Implementation of SNA Enterprise Extender. Specification of standard configuration of IBM Communications Server for AIX’. Production and delivery of associated training course for support staff at multiple locations.
October 2002 • June 2004 Client: IBM Global Services,
Service: Software Integration
Provision of Application Support and Integration Services to various workstreams of an ongoing project for a major Mobile Telecomms provider. Installation and configuration of WebSphere v5 and IBM HTTPServer (Apache based) v1 & 2 on AIX platforms. Integration of WebSphere applications with MQ, DB2 v8.1 and BroadVision software. Installation and configuration of various third-party telecomms applications such as Telcordia CNUM, MetaSolv ASAP and Comptel Mediation on HPUX and Solaris platforms. Working with Development and Operational Test teams to optimise performance of multi-tier Enterprise Applications. Provision of 2nd and 3rd level support to the Production environment.
July 2001 • October 2002 Client: Barclays Enable,
Service: Software Integration
Transition of existing UNIX based Bank Retail Financing application from an AIX RS/6000 HACMP cluster onto a Bank-wide IBM SP Frame based consolidated hardware and software architecture. Separation of the existing application into distributable, functional sub-units for scalability and performance. Application utilises Ingres and DB2 databases, Staffware 2000 and Enterprise Object Servers and is fronted by WebSphere Application server. Identification and resolution of architecture conflicts related to application co-hosting, user management, IP-aliasing, etc. Support of application infrastructure for ongoing development phases of same project.
July 2000 - July 2001 Client: Barclays Service Provision,
Service: UNIX Systems Administration
Analysis and design for consolidated, cross-platform batch scheduling solution, based on Tivoli Maestro, providing inter-systems job scheduling between mainframe, UNIX, VAX and NT systems. Implementation of consolidated and standardised hardware and software platforms. Transition of existing systems to the consolidated architecture. Systems installation and administration of a heterogeneous network of IBM, HP, SUN and DEC UNIX servers providing banking and insurance services to the Barclays operations throughout the UK and the rest of the world. These systems include IBM SP Frames, HACMP high availability clusters with data mirroring and redundant hardware.
March 1998 - April 2000 Client: Barclays Tech. Services,
Service: UNIX Systems Administration
Complete installation of Secure Shell gateways into secure network. Installation of Bank-wide AIX platform DNS server network. UNIX authority on project to migrate Ingres-based Barclays Group Accounting application from HP 9000 to SUN E4500 platform with A1000 RAID arrays and Veritas Volume Manager. Creating and administering Maestro schedules. Implementation of contingency system and procedures for Import/Export Letters of Credit document scanning/image management and workflow system based on FileNET and Oracle 7 applications. Upgrading and patching systems to Year 2000 compliance standards and testing administrative shell scripts for compliance. Various AIX 4.2.1 to 4.3.3 migrations. Developing and extending various shell script based administration and system monitoring tools.
September 1997 - February 1998 Client: Cap Gemini project for:
Service: Systems Integration
Integrating the middleware for a large project to provide PC graphical user interface front-ends to legacy IBM mainframe and AS400 insurance applications. Configuration of Apertus Express TN3270/5250 emulation and Enterprise/Access software running on a 3 server HP-UX v10.10 ServiceGuard cluster. Configuration and support of Apertus EnterpriseConnect IP to SNA Gateway to provide 3000 TN3270 connections between the HP servers and IBM mainframe. Supporting the software development and testing teams. Training of clients own support staff to provide on-going product support.
July 1996 - August 1997 Client: NDS,
Service: UNIX System Administration
Providing Systems administration and user support for a heterogeneous network of HP, SUN and DEC workstations. Assisting the planning and implementation of a complete site move including network reconfiguration, DNS domain change and IP renumbering. Configuration and implementation of Legato Networker backup of site fileservers. Performance tuning of CAD system fileserver, including RAID reconfiguration, network reorganisation and kernel parameter tuning. Installation, commissioning and administration of Software-through-Pictures, Mentor Graphics and Pro/ENGINEER applications under HP-UX. Rolling upgrade of HP workstations and servers from HP-UX v9 to v10. Specification, installation and commissioning of SUN UltraSparc application servers.
October 1994 March 1996 Company: European Space Agency,
Position: Unix System Administrator
Part of a team providing system administration and 2nd / 3rd line operating system and application support for approx. 500 SUN workstations. Responsibilities included configuration and administration of TCP/IP, Online Disk Suite, Jumpstart, NFS, DNS and NIS+ as well as in-house software applications. Extensive shell and C programming of administration and user tools. Analysing, planning and implementing ADSM storage management on an IBM RS6000 AIX 4.1.3 server with 3494 tape robot to provide a central network backup for all the site fileservers.
May. 1992 Jul. 1994 Company: CI Computer Systems,
Position: Senior Engineer/Technical Manager
Configuration and installation of turnkey SUN clone and IBM/RS6000 systems. Pre- and post-sales support on Sun, Solbourne and IBM workstations and third party peripherals. Evaluation of new products and supervision of three subordinate support engineers.
Dec. 1991 Apr. 1992 Company: Formal Systems Ltd,
Position: Software Engineer
C software modelling of various aircraft systems for failure analysis.
Jul. 1989 Nov. 1991 Company: Rediffusion Simulation,
Position: Service Engineer
On-site installation and support of four UNIX based aircraft simulators, including training and supervision of 12 customer technicians to provide ongoing support after the expiration of the support period. The support provided covered both software and hardware which included hydraulic systems as well as computers, I/O interfaces etc.
Apr. 1985 Jun. 1989 Company: Rediffusion Simulation,
Software design team leader involved in producing simulator control C software and real-time aircraft systems modelling in FORTRAN. Hardware and software installation and support around the world including Chile and China.
Education Summary: BSc. (Hons) Mechanical Engineering
AIX Certified Specialist