NEW DELHI: NIIT on Monday announced the appointment of Pankaj Jathar as its new Chief Executive Officer with immediate effective. Jathar takes the chair from Sapnesh Lalla, who will continue as a non-executive director at NIIT Ltd while remaining CEO of NIIT Learning Systems, a company statement said. NIIT chairman and co-founder Rajendra S Pawar said Jathar's experience and knowledge …