Exam Overview
- Oil and Natural Gas Corporation (ONGC) is a Maharatna Government of India enterprise and India's largest crude oil and natural gas company. ONGC's Assam Asset is headquartered in Nazira, Sivasagar District, Assam — one of its largest onshore assets.
- ONGC recruits Non-Executive personnel at Group C and Group D levels. 800-1,000 vacancies per cycle (922 in the 2022 cycle, with 164 posts for Assam work-centers). CBT: 100 questions, 100 marks, 2 hours. Pay: Rs. 24,000-98,000/month (varies by level).
- F1 Level (Diploma): Junior Engineering Assistant (JEA), Junior Fire Supervisor. Pay: Rs. 29,000-98,000/month. Qualification: 3-year Diploma. Age: Up to 30 years.
- A1 Level (Diploma/Graduation): Junior Technical Assistant, Junior Scientific Assistant. Pay: Rs. 26,000-87,000/month. Qualification: Diploma or Graduation. Age: Up to 30 years.
- W1 Level (ITI/Class 10): Junior Technician, Junior Fireman, Junior Attendant, Junior Motor Vehicle Driver. Pay: Rs. 24,000-57,000/month. Qualification: Class 10 + ITI. Age: 18-27 years.
- All CBT exams have no negative marking. Qualifying: General/EWS/OBC — 45%, SC/ST/PwBD — 40%. Application fee: Rs. 300-370 (SC/ST/PwBD/Ex-SM exempted).
- ONGC Assam: 43 production installations, 16 drilling rigs in Sivasagar district. In the 2022 cycle, 164 non-executive posts were allocated for Assam work-centers (Nazira, Jorhat, Silchar). Nearly 300 sanctioned posts pending at ONGC Assam.
Exam Pattern
Non-Executive — Computer Based Test
| Subject | Questions | Marks |
|---|---|---|
| General Mental Ability (Numerical, English, GK, Reasoning) | 20 | 20 |
| Subject-Specific / Professional Knowledge | 80 | 80 |
| Total | 100 | 100 |
Duration: 2 Hours | No Negative Marking | Qualifying: General/EWS/OBC — 45%, SC/ST/PwBD — 40% | Part B is trade/discipline-specific
Selection Process
Non-Executive
- Computer Based Test (CBT) — 100 questions, 100 marks, 2 hours
- Skill Test / Physical Standard Test / Physical Efficiency Test (for applicable posts)
- Document Verification
- Medical Examination
Posts & Salary Details
| Category | Key Posts | Qualification | Pay Scale (Monthly) | Age |
|---|---|---|---|---|
| Non-Exec (F1) | Junior Engineering Assistant, Junior Fire Supervisor | 3-year Diploma | Rs. 29,000 — 98,000 | Up to 30 yrs |
| Non-Exec (A1) | Junior Technical Asst, Junior Scientific Asst | Diploma / Graduation | Rs. 26,000 — 87,000 | Up to 30 yrs |
| Non-Exec (W1) | Junior Technician, Junior Fireman, Junior Attendant | Class 10 + ITI | Rs. 24,000 — 57,000 | 18-27 yrs |
All posts include DA (35% of basic), HRA, perks, PRP, medical, pension, and company accommodation. Final merit: CBT 85% + Academic 10% + Apprenticeship 5% (varies by post). Age relaxation: SC/ST +5 yrs, OBC +3 yrs, PwBD +10 yrs.
Syllabus
1. General Awareness
Current Affairs (National & International)Indian History & CultureIndian Geography & EnvironmentIndian Polity & ConstitutionIndian Economy & BudgetScience — Inventions & DiscoveriesAwards & HonoursImportant Dates & EventsBooks & AuthorsSports & Championships2. Quantitative Aptitude
Number SystemsPercentagesRatio & ProportionProfit & LossTime & WorkTime, Speed & DistanceSimple & Compound InterestData Interpretation (Charts, Tables, Graphs)Algebra & GeometryAverage & Simplification3. Logical Reasoning
Analogies & Series CompletionCoding & DecodingSyllogismsBlood RelationsDirection SensePuzzles & PatternsNon-Verbal ReasoningAnalytical ReasoningSymbols & NotationsClassification4. English Language
Grammar (Tenses, Prepositions, Articles)Sentence Correction & Error DetectionVocabulary (Synonyms, Antonyms)Reading ComprehensionSentence ArrangementCloze TestOne-Word SubstitutionWord Usage5. Technical / Domain Knowledge (Discipline-specific)
Mechanical — Thermodynamics, Fluid Mechanics, Machine Design, ManufacturingElectrical — Circuits, Machines, Power Systems, Control SystemsPetroleum — Drilling, Reservoir, Production, ExplorationChemical — Reaction Engineering, Mass Transfer, Process ControlCivil — Structures, Geotechnical, Transportation, SurveyingElectronics & Instrumentation — Sensors, Communication, Digital ElectronicsGeology — Structural, Petrology, Stratigraphy, GeomorphologyGeophysics — Seismic Methods, Well Logging, Gravity & Magnetic Methods
Frequently Asked Questions
What is ONGC and what posts are recruited?
Oil and Natural Gas Corporation (ONGC) is a Maharatna Government of India enterprise and India's largest crude oil and natural gas producer. ONGC recruits Non-Executive posts including Junior Engineering Assistant (JEA), Junior Technician, Junior Technical Assistant, Junior Scientific Assistant, Junior Assistant, Junior Fireman, Junior Motor Vehicle Driver, and more. These are Group C and Group D level positions.
How many vacancies are expected in ONGC 2026?
Non-Executive: Typically 800-1,000 vacancies per cycle (922 in the 2022 cycle, with 164 posts specifically for Assam work-centers at Nazira, Jorhat, and Silchar). Nearly 300 sanctioned regular posts at ONGC Assam are reportedly pending filling. ONGC also recruits 2,000+ apprentices per cycle.
What is the exam pattern for ONGC Non-Executive?
ONGC Non-Executive CBT: 100 questions, 100 marks, 2 hours. Part A: General Mental Ability — 20 questions (Numerical Ability, English, GK, Reasoning). Part B: Subject-Specific/Professional Knowledge — 80 questions. No negative marking. Qualifying marks: General/EWS/OBC — 45%, SC/ST/PwBD — 40%. Final merit: CBT 85% + Academic 10% + Apprenticeship 5% (varies by post).
What is the salary for ONGC posts?
Non-Executive (F1 level): Rs. 29,000-98,000/month — for JEA, Junior Fire Supervisor. Non-Executive (A1 level): Rs. 26,000-87,000/month — for Junior Technical/Scientific Assistant. Non-Executive (W1 level): Rs. 24,000-57,000/month — for Junior Technician, Junior Fireman, Junior Attendant. All posts include DA (35% of basic), HRA, perks, PRP, pension, and medical.
What is ONGC's presence in Assam?
ONGC Assam Asset is headquartered in Nazira, Sivasagar District, Assam — one of ONGC's largest onshore assets. It operates 43 production installations, 16 drilling rigs, and 15 work-over rigs across Sivasagar district. Major fields: Geleki, Lakwa, Rudrasagar, Lakhamani. In the 2022 cycle, 164 non-executive posts were allocated for Assam work-centers (Nazira, Jorhat, Silchar). ONGC is a major employer in Upper Assam.
What is the eligibility for ONGC Non-Executive posts?
Junior Engineering Assistant: 3-year Diploma in relevant engineering with 40% marks. Junior Technician: Class 10 + ITI trade certificate. Junior Assistant: Graduate degree. Age: W1 level — 18-27 years (General), A1/F1 — up to 30 years. Age relaxation: SC/ST +5 yrs, OBC +3 yrs, PwBD +10 yrs. Application fee: Rs. 300 (SC/ST/PwBD/Ex-SM exempted).

