ONGC Recruitment 2017: Apply Online for latest ONGC jobs (Oil and Natural Gas Corporation Limited) & get recruitment notifications for Engineers, Diploma, Graduate trainee, Medical Officer, sales Assistant technician etc through freshersworld.com. Oil and Natural Gas Corporation Limited is a multinational oil and gas company in India. It is a public sector enterprise that recruits thousands of candidates every year. The ONGC jobs are available for all disciples in engineering, graduates in chemistry, physics, electronics, geology, geophysics and reservoirs. Administrative jobs are available for finance, medical, marketing, legal and management candidates too. ONGC notifies the vacancies in its official site, newspapers and in employment news. The time limit for application and other details would be provided along with the advertisement. The candidates have to register online through the ONGC careers page. Those candidates, whose application reaches on time, have all the qualification and criteria required would only be accepted. The jobs in ONGC are graded from E1 to E5 and higher positions. The employees get promoted internally too. Most of the vacancies which appear are for the entry level position (E1). There might be lateral vacancies too.