A group of unemployed engineers ransacked the office of JSW Group in Odishas port town of Paradip on Tuesday alleging non-fulfilment of job assurance by the company, police said. The unemployed graduate engineers forced their way into the JSW office and damaged furniture, computers and threw away files. After vandalizing the JSW office, they went to the Model Police Station to lodge a complaint against the company. When the agitators refused to leave the police station, about a dozen of them were detained. Twenty bikes used by them were seized, said Paradip ASP B C Mishra. Paradip Model Police Station Inspector-in-Charge P K Samal is investigating into the matter, Mishra said. The police suspect that the graduate engineers could be members of the Student Organisation of Biju Patnaik University.