COMPLETION SPECIALISTS ($197k): Paid the same as production, they handle the final stages. Once the extraction phase is set up, it’s up to them to build modern day facilities to hold the hydrocarbon materials. These facilities include things such as pipelines, processing plants, and even the rigs used in offshore drilling. Some focus on a single aspect of the process while others opt to be adept and learn to be proficient in other tasks. As compared to multasking, those who operate in a single area of expertise are less likely to get promoted in future. Branching between specializations or disciplines take time and training to master though can net the most gain in terms of salary. WELL LOG ANALYST: His/Her primary role is to take measurements during different phases of oil drilling. They use set of instruments to analyze crude samples. SAFETY ENGINEER: As an HSSE officer, you are responsible for the safety of employees in accordance with government regulations and security standards. PETROLEUM ACCOUNTANTS/ENERGY ECONOMIST: As an accountant, you will do a lot of data crunching and economic analysis (revenue potential) for all company investments. An energy economist will devise a strategic plan of action to meet financial goals and business expansion.