We need good communication
   strong desire 4 Quality
   test to break attitude
   able to co ordinate with both tecnical and non technical 
people

One more quality is required
attainable to details

To be a Good tester 
1. we'd to maintain Quality in time spawm
2.Find the Bug As early as possible
3.Finding the as an yet Undiscovered bugs

We should be very carefull towards the skills of testing 
along with full attention towards the top most quality of 
the total working conditions of your software.
Since testing is a part of development it should be done in 
very fruitfull manner so there should not be any defect 
left.
Testing also shows that we are how much capable to find out 
the our mistakes in best possible manner.

Good Tester should have the following qualities
--Negative attitude towards the product/project while 
testing
--Should have a lot of Patience
--Should thrive to find hidden bugs
--Should have good communication skills

As a Test Engineer we need to have
Good
----passion for Quality
----Probing Skills
----Communication Skills
----Perseverance,pertination and Patience
----Attitude to break software
----knowledge of everything realted to testing against 
application.(Domain,Environment,Testing etc..)