Dear Mrs. Waller,
I found a perfect match in your advertisement for a Senior Software Engineer on your company website with my qualifications and career goals. This is why I am writing today with my cover letter and resume attached.
For over 10 years, I have been working in the field of computer technology. In my most recent position, I have taken the charge of Senior Software Engineer at Siemens PLM Software, in which my roles are many fold. I maintain all software needs, internally and externally, for the company reputation and welfare; by running various project teams to update internal systems, developing new software applications and programs for clients, and updating previous applications and programs for optimum efficiency in house. I am very technically inclined, have earned a degree in Software Engineering, and have great communications skills.
I ask that you refer to my enclosed application, and then contact me at (555)-555-5555 as soon as possible. Thanks for considering my resume and I look forward to your response as soon as possible.