Press Release May 24, 2011

Jacobs CFO John Prosser to Speak at 2011 Credit Suisse Engineering & Construction Conference

PASADENA, Calif., May 24, 2011 /PRNewswire via COMTEX/ --Jacobs Engineering Group Inc. (NYSE:JEC) invites investors and other interested parties to listen to a live webcast of its presentation to the Credit Suisse Engineering & Construction Conference in New York City on Thursday, June 2.

Interested parties can listen to Jacobs Chief Financial Officer John Prosser on Thursday, June 2 at 7:40 a.m. ET by going to www.jacobs.com or http://cc.talkpoint.com/cred001/060211a_ah/?entity=11_CSUFXJW

An archived version of the conference will be available for a period of seven days.

Jacobs invites those interested in learning more about the company to visit its comprehensive website at www.jacobs.com. Jacobs is one of the world's largest and most diverse providers of technical, professional, and construction services.

Statements made in this release that are not based on historical fact are forward-looking statements. We base these forward-looking statements on management's current estimates and expectations as well as currently available competitive, financial and economic data. Forward-looking statements, however, are inherently uncertain. There are a variety of factors that could cause business results to differ materially from our forward-looking statements. For a description of some of the factors which may occur that could cause actual results to differ from our forward-looking statements please refer to our 2010 Form 10-K, and in particular the discussions contained under Items 1 - Business, 1A - Risk Factors, 3 - Legal Proceedings, and 7 - Management's Discussion and Analysis of Financial Condition and Results of Operations. We do not undertake to update any forward-looking statements made herein.

John W. Prosser, Jr.

Executive Vice President, Finance and Administration

626.578.6803

SOURCE Jacobs Engineering Group Inc.