IT DC Infrastructure support

Operator providing support to the customer Hewlett-Packard in Switzerland. The role involves working with customer staff worldwide as well as external customers and providers. Duties include:

-           review and the carry out of Data Centre processes (including Access-, Asset-, Delivery-, Incident- and Inventory Management) using the customer?s tools and products (Windows based environment).

-           co-ordination and support. Build and de-installation of racks. Patching, testing, troubleshooting of hardware / network components. Assisting with projects e.g. the roll-out of an asset management system using RFID technology.

-           operational activities (e.g. hands and eyes tasks, tape backups, disk exchanges) in a mixed technical environment (Servers, Storage devices, Tape Libraries, PCs and communications equipment from multiple vendors). First level out of hours on-call support for DCs and co-location facilities.

-           study for CCNA and ITIL certifications. Training in DC / Facilities Management.

February 2008 ? July 2009        IBM Schweiz AG., Switzerland   

Network Systems Engineer (agency contract)

On-site Engineer at large investment and retail bank. More than seventy systems are configured for high availability/load balancing and run in Parallel Sysplexes on System z machines. The following tasks were carried out:

-           research, testing and roll-out of new releases of z/OS (migration to V1.9 and

            V1.10).

-           testing and roll-out of a new version of IBM Session Manager (V2.1).

-           customization and validation of a new Parallel Sysplex.

-           changes, queries, problem resolution and conference calls relating to the

            Communications Server (TCP/IP, SNA), Session Manager and related tools. Testing of

            new function (e.g. IPSec, IDS).

-           provision of plans, design documentation, installation and customisation guides and

            operating instructions.

June 2007 ? Sep 2007              Tata Consultancy Services Ltd, U.K. 

Systems Programmer (contract)         

Member of a team providing z/OS systems programming support to a retail organisation. Tasks included:

-           upgrade of IBM software required for the migration from z/OS V1.4 to V1.7.

-           testing, troubleshooting and implementation of a new release of Synchrony File

            Transfer CFT/ XFB Monitor (v2.4.1) in a multi-platform environment.

-           support of z/OS and subsystems (DB2, CICS, RACF environment)including enhancements

            (review of DFSMShsm).

May 2003 ? Dec 2006                Bank of AmericaN.A., U.K. 

Systems Programmer             

Member of a team providing z/OS and network systems programming support within an Investment Bank. Tasks included:

-           planning and upgrade of IBM and ISV software required for the migration from OS/390

            V2.10 to z/OS V1.4, z/OS V1.4 to V1.6 and z/OS V1.6 to V1.7. This included the

            writing of test cases/scripts.

-           review, re-design, testing and implementation of TCP/IP routing on OS/390, z/OS and

            z/VM systems (involving dynamic routing using OSPF and static VIPA). 

-           migration of systems from IBM 9672s to zSeries 800 and 990s (networking aspects).

-           support and maintenance of the network including SNA (Sub-Area and APPN/HPR) and

            TCP/IP protocols and products (e.g. Connect:Direct, Implex). Connect:Direct

            activities included applying maintenance (fixes), configuration, problem resolution

            and third-line support.

-           support and maintenance of z/OS and subsystems (DB2, IMS, CICS, MQ,  RACF

            environment) including enhancements (e.g. system symbols) and product upgrades

            (e.g. Omegamon II and XE, Vanguard), USS and Batch.

-           support for contingency and disaster recovery. 

Jan 2000 ? Feb 2002                 Vendex KBB ITS B.V., The Netherlands                                 

Network Systems Programmer (agency contract)       

Member of a team providing systems programming support to a retail organisation. Duties included:

-           implementation of SAP R/3 for DB2 on OS/390 (modules FI, CO). Five OS/390 systems

            (V2.8) were built on a 9672 with ESCON and OSA-2/Express connections. The three-

            tier system includes SAP Application Servers running on Netfinity machines running

            NT and PCs running Windows 95 with SAP GUIs.

-           implementation of a shadow SAP R/3 system on OS/390. This ran as a guest under

            VM/ESA with connectivity provided via a WAN. This involved the configuration of

            OSA-2 ENTR cards for TCP/IP Passthru (via a 7207 router) and SDLC connections (via

            a NT SNA Server).

-           migrated production SAP systems from using OSA-ENTR to OSA-Express FENET cards.

            This involved the update of IODFs and generating OSA configuration/OAT files using

            OSA/SF. 

-           installation of NC-ACCESS V3 on OS/390 and the migration of users from V2.2. This

            involved making customisation changes, adding exits and installing a ZAP.

-           configuration of  Communications Server on three OS/390 systems (V2.6) to enable

            TCP/IP connectivity. Three systems were built on a Multiprise 3000 with ESCON

            connections between LPARs (MPCPTP links) and a CLAW link to a channel attached

            Cisco 7507 (via ESCON).

-           supporting the migration of the LAN/WAN to a new provider. The LAN includes Token

            Ring and Ethernet/Fast Ethernet, the WAN supports DLSw (SNA/SDLC/APPN) and IP

            protocols.

-           maintenance, update and tuning of network software on OS/390 systems and Cisco

            router configurations (including CIP CSNA and CLAW connections, X25 and DLSw

            parameters, queuing mechanisms and access-lists), network and systems problem

            analysis and resolution.

-           evaluation of products including CONNECT:Direct, VPS, TMON for TCP/IP.

Feb 1998 ? Aug 1999                P&O Nedlloyd plc, U.K. 

MVS Systems Programmer (agency contract)

Member of a team providing systems programming support in a multi-platform environment. Duties included:

-           planning and installation of MVS and JES2 PTF maintenance on MVS/ESA 4.2/4.3. A

            test system was customised to run under VM/ESA.

-           merging of two MVS systems. This included the amendment of Netview clists, REXX

            execs and message automation/processing tables; and system tuning.

-           building LPARs to run test and production systems. These were migrated to two

            Amdahl Millenium 7000 Servers. This required the installation of Amdahl AMZIOCP and

            HCD PITs.

-           planning, ordering and installation of OS/390 V2.6 . Installation dialogs were

            installed on an OS/390 V1.2 system and used to drive the installation of a

            ServerPac.

-           migration of MVS V4.2 and OS/390 V1.2 systems to V2.6. This included the

            installation of toleration/co-existence PTFs on a MVS 4.2 system; upgrade of DF/DSS

            V2.4 to 2.5; implementation of GRS and shared RACF databases between the MVS and

            OS/390 V2.6 systems; the customisation of TME 10 OPC V2.2 and installation of

            exits.

-           MVS and network problem analysis and resolution.

-           administering changes and providing support on MVS, OS/390 and the SNA network.

Jan 1996 ? Sep 1997                IBM Nederland N.V., The Netherlands

Network Engineer (agency contract)                                       Jan - Sep 1997

Member of a team providing support to the IBM field force regarding frame relay networks. The team evaluates equipment for attachment to IBM's Global frame relay Network. Duties included:

-           specification, installation and configuration of software running on a network

            management station. CascadeView/UX, was installed on a Sun Sparc workstation

            with Solaris, Common Desktop Environment, Sybase SQL Server and HP OpenView Entry

            Node Manager. CascadeView is used to configure and manage frame relay networks.

-           installation and configuration of a test network based on Ascend's B-STDX 8000

            Multiservice WAN Switch. The network includes IBM/Cisco routers and AS/400s.

-           provision of technical support including the configuration of scenarios (TCP/IP),

            Solaris system administration (eg startup/shutdown/backup and restore procedures,

            shell programming) and problem solving.

Network Engineer (agency contract)                                         Jan - Dec 1996

Member of a team responsible for:

-           planning, designing, implementing and supporting customer attachments to IBM's

            Global Multiprotocol Router Network (MPN). This network supports various protocols

            and addressing schemes and can be accessed using leased line and dial connections.

-           supporting a country-wide backbone IP network comprising of Cisco routers. This

            network is connected to the MPN via IBM 6611 routers. Name resolution is provided

            by domain name servers (DNS). Netview for AIX is used to monitor and manage the

            network.

The following activities were carried out:

-           review of the existing backbone IP network, comprising of IDNX nodes with LWX

            software and modules and token-ring LANs. Gathering of requirements and production

            of a detailed design  and migration plan. Configuring (TCP/IP, PPP, OSPF), testing,

            implementing and tuning of the replacement WAN utilising Cisco 4500-Ms.

-           administration of the local DNS environment (RS/6000). Maintenance of AIX (PTF

            installation, systems security). Installation of country proxy and firewall

            machines used to facilitate and secure access to the Internet.

Jun 1993 ? Dec 1995                 Eurocontrol, Belgium

Network Systems Programmer/Engineer (agency contract)

Member of a team responsible for the design, implementation, testing and support of communications facilities required by the Air Traffic Central Flow Management Unit. Duties included:

-           installation, maintenance and support of network software on MVS.

-           removal of systems to a new site which involved the commissioning and

            implementation of new hardware (Amdahl 5995, 3745, 3174-11L, LANs, PCs), software

            configurations and network services (BT GNS).

-           installation, customisation and support of SNA/X25 software on HP 9000s in order to

            provide 3270 emulation and APPC in a client server architecture (over ethernet)

            with IDMS applications on MVS (via 3745 SDLC, NTRI and NPSI).

-           customisation of software on PCs (IRMA Workstation for DOS/Windows) in order to

            provide 3270 emulation and APPC with IDMS applications (via token ring 3174).

-           installation and administration of ethernet and token-ring LANs (comprising Cisco

            routers, 3Com hubs, probes, HP OpenView management station over a structured

            cabling system). This involved the acceptance testing and support of CISCO AGS+

            routers configured for TCP/IP, local SRB, X25 and frame relay. Routing protocols

            included RIP and OSPF. 

-           connection of external client PCs via IBM IN, SITA and BT GNS networks.

-           training and evaluation of staff.

Dec 1990 ? Nov 1992                Trafalgar House Services Ltd, U.K.

Senior Network Systems Programmer, Trafalgar House Information Systems Ltd

Supervised a Network Systems Programmer and carried out the following:

-           installation, maintenance and support of network software on MVS, VM, VSE and AIX.

-           configuration and support of AS/400 networks.

-           configuration and support of RS/6000 communications facilities.

-           installation and support of links to third party systems eg GEIS EDI*Express, INS

            Tradanet, UNISYS mainframes.

-           installation, evaluation and implementation of gateways (SNA-TCP/IP), emulators

            (3270 and NJE on UNISYS, Telnet Client on VM, TN3270 presentation services on PCs

            and Compaq servers) and protocol converters.

Jun 1978 ? Nov 1990                 British Telecommunications plc, U.K.

MVS Systems Porgrammer                                                Jan 1989 - Nov 1990

Member of a team responsible for the planning, design, development, testing, rollout, support and documentation of MVS based software packages to computer centres with a Technical/Clerical Administrator reporting to me.  The packages were produced to run on Amdahl/IBM 370 machines.

Duties included:

-           change control and RACF administration.

-           installation of MVS CBIPO, CBPDO and SMP/E maintenance.

-           product installation and customisation (including the modification of exits),

            problem resolution and the development of fixes.

-           development of a one pack IPL system.

Senior Network Systems Programmer                                       Aug 1985 - Dec 1988

Transferred in August 1985 as a Trainee Systems Programmer, promoted to Programmer in June 1986 and Senior Systems Programmer in July 1988 responsible for:

-           installation, maintenance and support of network software running under VM/XA SF

            and MVS/XA.

-           installation and support of links to more than twenty computer centres (SNI/MSNF

            network) and ICL DRS300 and DEC machines running SNA emulation software.

Data Network Planning & Support Analyst                                 Sep 1984 - Jul 1985

Business Analyst/Programmer                                             Sep 1983 - Aug 1984

Software Engineer                                                       Mar 1981 ? Aug 1983

Real-time Software Development Programmer/Trainee Programmer            Jun 1978 ? Feb 1981