Here is a sample job experience and conduct certificate

Experience & Conduct Certificate

Date:

To whomsoever it may concern, this is to certify that [NAME] who had been working as a “Senior System Administrator – (Linux/Oracle)” in our organization, [ORGANIZATION NAME]., since 1st of Mar, 2009 till 31st of Mar, 2010 has performed an excellent role in his career and held a good conduct during the service period. We wish him all success in his future endeavors.

For [ORGANIZATION NAME]

Name
Manager – Human Resources