Fueler

 How to Acquire  - Job Center

 Ranks/Pay   Helpful GPS coordinates  -

Fueler Locker (x = 558.64, y = -2328.65)

Drill for Oil (x = 609.56, y = 2856.74)

Refinery (x = 2736.75, y = 1418.04)

Mix Refined Oil (x = 365.56, y = -3013.34)

Deliver Gas (x = 491.21, y = -2163.32)