How do you make a certificate of employment?

CERTIFICATION OF EMPLOYMENT TO WHOM IT MY CONCERN: This is to certify that Mr. BRANDO V. SANTOS has been hired as a SATELLITE TECHNICIAN, in this PALACE OF H.R.H. PRINCE FAISAL BIN SULTAN. Since 1986 up to the precent. This certification is being issued upon the request of the above name and for whatever legal purpose it may serve him best. GENERAL MANAGER