I believe I possess the necessary skills and experience you are seeking and would make a valuable addition to your group.
As my resume indicates, I possess more than enough years of progressive experience in the IT field. My professional history includes positions such as Sys Admin as well as Server Support and network trouble shooting. My resume reflects that I posses most of the qualifications you are seeking and anything that I lack I can pick up on the job because I am a quick study. I worked for AT&T for 18 years managing their networks and user support; I have no problem trouble shooting network, desktop or software issues . My supervisor always relied on my quick ability to trouble shoot any issues that we experienced and I also have excellent communications skills. I have attached my resume for your review and I look forward to speaking with you further regarding your available position.