冬天的校園景色作文（精選15篇）

November 10， xxxx

To Whom It May Concern:

　　This is to confirm that Mr。 xxx has worked as a full-time system analyst in the NY University since Jun xxxx(or This letter is to verify that Mr。 xxx worked as an chemist from July xxxx to Sept。 Mr。 xxx's main duties and responsibilities are as follows:

　　Design， develop and install various computer hardware， software and network systems for banks。

　　Determine and analyze the requirements of each system project into related componets solved through the application of computer technology。

　　Write specifications for computer programs， and test and implement programs for network systems and control systems。

　　Supervise computer programmers and other system analysts for paticular system projects。

　　Mr。 xxx has mainly taken part in the following projects:

　　The first engineering design of city general business computer network system。

　　Upgrading bank's system for IBM AS/400 E45 to IBM AS/400 320， IBM AS/400 530。

　　The design development and test of city general business computer network system。

　　The design and development network and database systems for the Golden Credit Card Project。

　　Mr。 Li is well experienced with IBM AS/400 system analysis， TCP/IP protocol， SNA protocol and LAN; proficient in RPGIII， VB， C/C++ and DB2， and skilled in UNIX， Informix， Client/Server etc。

　　Mr。 Li is a hard-working and talented analyst， and is highly respected member in our company。 If you need further information， please feel free to contact me。

　　Sincerely yours，

　　Singature，

　　xxx

　　Senior Engineer and Technical Manage

　　Company Name，

　　Address，

　　Tex & Fax

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