A Unix Engineer works in Unix environments and on Linux operating systems (which are similar). They are responsible for installing, configuring, and optimizing performance of computer hardware systems in enterprise environments.

Senior Network Engineers oversee the workflow involved in maintaining a company's enterprise network. They are responsible for designing and implementing the company's network infrastructure, resolving advanced support issues, and managing the junior Network Engineering staff.

A x programmer is, in the mythology of programming, a programmer that can do multible times the work of another normal programmer, where for normal programmer we can imagine one good at doing its work, but without the magical abilities of the x programmer.

A Senior Systems Engineer is responsible for resolving escalated service issues, coaching other engineers to resolutions, engineering and implementing complex projects, and for maintaining and overseeing the technology of their assigned accounts.

An Android Developer is a Software Developer who specializes in designing applications for the Android marketplace. The Android marketplace is the direct competitor to Apple's app store. This means most of an Android Developer's job revolves around creating the apps we use on our smartphones and tablets.

Planning, implementing, managing, monitoring and upgrading security measures for the protection of the organizations data, systems and networks. Troubleshooting security and network problems. Responding to all system and/or network security breaches.