Linux itself can't help you get a job. Being familiar with Linux and having certifications in various aspects can help you get some jobs.
Linux Administration
There are some Linux training you can take by asking your boss, and help you. or calling the number they provide for you in the Linux box and ask if they are helpful ways to train using that product.
You do not need to install PuTTY in Linux as there are built-in utilities that can do PuTTY's job (ssh, telnet)
Some helpful resources for searching for a tax job online are usually job search websites. Websites such as careerbuilder.com and monster.com are helpful.
Yes, though Linux does a pretty good job of running most of the Internet, the Internet has been around a lot longer than Linux has. IF it wouldn't be Linux, it'd probably be BSD.
Employment services offer manily job placement, but there are some that will also offer help with resume, counseling for interviews, and helpful tools to assist you in getting the job you want.
That would depend on what you want to protect Linux from. Ports are closed by default, so there is little need for a firewall. There are several anti-virus products available for Linux, but as there are very few Linux viruses, and no currently effective ones, they are only helpful in removing Windows viruses.
autosys
Ctrl-C
fax2send command will do the job !
fg [job id]where [job id] is the job number associated with the process. You can find the job id by issuing the jobs command.
Yahoo does not have a problem with recommending suggesting, or even mentioning Linux. What they have a problem with is people posting "answers" that are not actually helpful to the asker. Answers like "Use Linux" for a problem someone has with getting a program to work on Windows is not considered an actual answer. Just like someone posting "Get a Mac' when someone is looking for a driver for a piece of hardware is asinine. Besides, telling someone to use Linux doesn't give them a freedom of choice, which is what Linux is all about.