1. No, lesser than PETRONAS.
2. No.
3. Around 2 - 2.5 months, positively correlated with oil prices. No idea on contract staff.
4. Annual review.
5. This is at your Manager's & GM's discretions and won't be the same across different team.
6. No idea.
7. If meritocracy means visibility to top management, then yes. Otherwise, no.
8. Depends on your team. There are a lot of training opportunities but chances are you won't have enough time to attend most due to busy work schedule.
9. Generally, yes. This is called "Flip the Pyramid" internally.
10. PET ICT office for support and sometimes at PETRONAS OPUs for projects.
11. Yes, but you may be assigned to projects and need to report to Project Managers.
12. Due to "Flip the Pyramid" approach, you will acquire more managerial, rather than technical skill sets. If you are technically inclined, you might want to consider working for PET ICT vendors.