Working within the Storage Systems Group at Hursley Park on the IBM SAN Volume Controller and Storwize V Series products, my responsibilities were related to technology that allows host operating systems to have more control over the storage controllers. This involved adding new functionality to Disk copy and backup facilities and working on 3-site disaster protection facilities. I was working on the main code in Java and C; and on the test scripts which were developed using Python and Perl.Previously I was maintaining and developing SCSI Enclosure Services [SES] firmware, which is designed to be easily re-configurable to allow rapid deployment on different hardware platforms.Skills and ToolsReal-time Software Development, System Architecture and Design, Testing, Junit Automated Unit Tests, Defect Tracking, Git, Jira, C/C++/Java, Perl/Python, Eclipse, Linux as the target OS, Windows and Linux development platforms, IBM Configuration Management tools (RTC and CMVC), Wiki, and Microsoft documentation tools.

Developing software and firmware for SSD products.

Design, Implementation and Unit Test of Board Level Self Test for proprietary hardware. This is implemented in C++, in a VxWorks environment.

Developing new functionality in a Virtual Storage Product in a Storage Area Network. Adding utilities to allow control of the system – command line and web based, automatic messages – e-mail, snmptrap, syslog and sockets to provide status information to customers and support offices, and system configuration control across multiple synchronised computers.Skills and Tools Used: Storage Area Networks (SANs); Real-Time Software Development, Linux as target OS, C, PERL, Configuration Management tools, Systems Architecture and Design, SCSI, FibreChannel, TCP/IP, Windows and Linux development platforms, Testing, Defect Tracking, FrameMaker, Wiki, and Microsoft Office documentation tools.

Providing detailed analysis and recommendations for the development of LTO-3 and LTO-4 tape backup products. Analysis of the format requirements coming from the LTO Format Development program (the LTO consortium). Specification, Design and Implementation of software to be included in LTO Product software, specifically in the area of error control and correction.Skills and Tools used: LTO Format knowledge, Error Control Codes (ECC), Real-Time Software Development

Responsibilities: Lead Software Architect for the embedded software written to control high performance backup tape drives. Customer liaison, dealing with customer issues with products in the field, and requests for special features. Representative of Hewlett-Packard in the LTO (Linear Tape Open) consortium. Main contact within the software team for product reliability and performance issues found in the field and in final manufacturing test.Skills and Tools used: Systems Architecture and Design, Unified Modeling Language (UML), C/C++, SDL, ClearCase Configuration Management, Greenhills Compiler, NEC RX850 Processor, SCSI, FibreChannel, RS232, TCP/IP, Multi Windows and Unix development platforms, Testing (module, and functional), Defect Tracking, FrameMaker documentation tools.

Development of the protocol stack for a HIPERLAN (High Performance Radio LAN) implementation. Development of the Radio Protocol Software for a nomadic mobile computing system. This involved the supervision of an outside software house (S3, Dublin) that was developing the major part of the software. Skills and Tools used: C, SDL, Mobile Communications Protocol Stacks

In charge of the Firmware Development team for Digital Data Storage tape drives. Chairman of a committee responsible for planning and monitoring the training requirements for the members of the R&D department.Skills and Tools used: C, TeamWork, Structured Testing methods, FrameMaker, Formal Design Reviews, Configuration Management.

Set up a Software Quality function within the division. Development of an extensive Functional Test package for Digital Data Storage (DDS) tape drives. Skills and Tools used: C, TeamWork, Structured Analysis and Design, Structured Testing methods, FrameMaker, Formal Design Reviews, Configuration Management.

Develop firmware for a 1/4 inch tape cartridge drive.Skills and Tools used: C, Structured Analysis and Design (SASD), Structured Testing techniques, Formal Design Reviews, Configuration Management.

Develop software for an Office Automation package that involved the transfer of data from disc on Personal Computers to tape devices attached to a host server (HP 3000).Skills and Tools used: C, Functional Design, Formal Design Reviews, Configuration Management.

Software design leader of a team of five software engineers, developing a control system for a communications network involving a hierarchy of district controllers, and mobile, and portable radio operators. I did the detailed planning, defined the working standards, and supervised the other members of the team. Subsequently, I was in charge of the software development for a new mobile radio unit. I was responsible for the specification, and overall design of the system software.Skills and Tools used: Functional Design, Intel 8085 Assembler, M68000 Assembler, C, Pascal, Ada83, Formal Design Reviews, Mobile Communications protocols.

In charge of the production of software support products. The programs included linkers, compiled code listers, target processor emulation and test environments, and object code editors. I had between 6 and 11 engineers reporting to me. Involved in multi-lateral discussions with other companies working on the System X project (specifically BT and Plessey).Skills and Tools used: Coral66, C, Formal Design Reviews, Computer Processor architecture and design.

Development of a compiler and linker to take CHILL source listings and produce relocatable object code to run on the System X exchange processor.Skills and Tools used: CHILL, Formal Design Reviews of all documentation, Target Processor architecture, Compiler development practices.

Development and maintenance of software support products. These were required to assist in developing and testing of applications for System X exchanges, (Electronic Digital Switching network).Skills and Tools used: Coral66, Formal Design Reviews of all documentation, Computer Processor architecture and design.