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Citrix Systems (Research and Development) Ltd

Citrix Systems (Research and Development) Ltd


Storage Development Engineer

Job Title
Storage Development Engineer

Role Description
To work as a storage development engineer on the XenServer product. The successful candidate will primarily be contributing to new feature development relating to the XenServer distributed storage volume manager and the end-to-end IO path for virtual machines including both userspace and kernel components in Linux. A sub-component of the role will also involve support and maintenance of storage components in released products as escalated from the customers. The successful candidate will be expected to contribute to product and system design, including taking leadership on the specification, design and integration of new features that have been assigned to them.

Specific Skills
The successful candidate must have knowledge of:
Linux OS fundamentals
Linux block layer integration architecture; SCSI, LVM device mapper, VFS layer etc..
Filesystem fundamentals
Linux Volume Manager (LVM)
IP networking integration
Good software coding skills in C, C++. Python useful but not required.

Useful but not essential, knowledge of:
SAN, Fibre Channel, iSCSI technology
NPIV, SR-IOV
Block device multipathing (MPP RDAC, Device-mapper multipath, Powerpath etc..)
Xen Hypervisor/kernel development
Windows storage components such as Multipathing support, storage adapter drivers, VSS

XenServer Storage Components Description:
XenServer provides an abstraction layer for virtual machine storage. This layer provides optimum flexibility in mapping of physical storage to a virtual machine, incorporating File-based NAS platforms, Software based Volume Management storage and raw LUN mapping over SAN access protocols. The storage team is responsible for both the data IO layer from the virtual machine to the external storage controller interface and the storage management layer which includes intialising and detecting the data path for all storage layer abstractions. An important component of the storage layer in XenServer is the distributed Volume Management service 

To apply, please visit the link below:

http://www.citrix.com/English/aboutCitrix/employment/features.asp?contentID=1319006


 







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