Tim O’Hara is back, six months after his sudden departure at Credit Suisse. The banker has been appointed to a top job at the world’s largest asset manager.

Tim O’Hara worked at Credit Suisse (CS) for three decades, until his sudden departure in September 2016. The former head of the Global Markets investment-banking unit was made responsible for a $633 million write-down on loans he had described as highly profitable a short time earlier.

Now, half a year later, O’Hara is back. In April he will start as co-head of the Global Credit division at Blackrock, the asset management giant, «Marketwatch» reported, citing an internal memo at Blackrock.

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Blackrock Chairman Robert Kapito welcomes O’Hara as one of the industry’s finest and highly experienced in developing a business activity.

Global Credit manages about $155 billion in assets, according to the report. The company in total has assets of about $5 trillion.

Colleague of Jim Keenan

O’Hara and his colleague and co-head Jim Keenan will be reporting to Mark McCombe, manager of the Americas and head of the Blackrock Alternative Investors business. Kennan is responsible for Part Investing, O’Hara for the business development, «Marketwatch» said.