Format:
[(Base Job)]
[(Second-grade)]>[(Third-grade)]>[(Fourth-grade)]>[(Fifth-grade)]>[(Sixth-grade)]
---
[Fighter]
[Sword Fighter]>[Swordsman]>[Swordmaster]>[Grandmaster Swordsman]>[Sword Sage]
[Shield Fighter]>[Shield Warrior]>[Defender]>[Guardian]>[Shieldmaster]
[Heavy Fighter]>[Heavy Warrior]
[Heavy Warrior]>[Lanceman]>[Master Lancer]
[Heavy Warrior]>[Axeman]>[Master Axeman]
[Heavy Warrior]>[Greatsword User]>[Greatsword Master]
---
[Rogue]
[Thief]>[Master Thief]>[Grandmaster Thief]>[Robber Baron]>[Thief King]
[Thief]>[Assassin]>[Master Assassin]>[Grandmaster Assassin]>[Reaper]
[Archer]>[Scout]>[Agent]>[Spymaster]>[Master Spy]
[Archer]>[Ranger]>[Sniper]>[Bowmaster]>[Marksman]
---
[Mage]
[Water Mage]>[Aquamancer]>[Master Aquamancer]>[Grandmaster Aquamancer]>[Water Sage]
[Fire Mage]>[Pyromancer]>[Master Pyromancer]>[Grandmaster Pyromancer]>[Flame Sage]
[Wind Mage]>[Aeromancer]>[Master Pyromancer]>[Grandmaster Pyromancer]>[Wind Sage]
[Earth Mage]>[Terramancer]>[Master Terramancer]>[Grandmaster Terramancer]>[Earth Sage]
[Space Mage]>[Spatiomancer]>[Master Spatiomancer]>[Grandmaster Spatiomancer]>[Space Sage]
[Time Mage]>[Chronomancer]>[Master Chronomancer]>[Grandmaster Chronomancer]>[Time Sage]
[Light Mage]>[Luxomancer]>[Master Luxomancer]>[Grandmaster Luxomancer]>[Light Sage]
[Dark Mage]>[Umbramancer]>[Master Umbramancer]>[Grandmaster Umbramancer]>[Dark Sage]
[Lightning Mage]>[Electromancer]>[Master Electromancer]>[Grandmaster Electromancer]>[Lightning Sage]
[Death Mage]>[Necromancer]>[Master Necromancer]>[Grandmaster Necromancer]>[Necrolord]
[Life Mage]>[Theurgist]>[Master Theurgist]>[Grandmaster Theurgist]>[Lifemaster]
Sage-grade in all magic classes>[Grand Sage]
---
[Beast Tamer]>[Beast Trainer]>[Beast Master]>[Beast Lord]>[Beast King]
---
[Priest]>[High Priest]>[Bishop]>[Cardinal]>[Grand Cleric]
---
[Inkweaver]
---
Profession Jobs:
-
[Alchemist]>[Adept Alchemist]>[Master Alchemist]>[Grandmaster Alchemist]>[Divine Alchemist]
[Blacksmith]>[Adept Blacksmith]>[Master Blacksmith]>[Grandmaster Blacksmith]>{Divine Blacksmith]
[Enchanter]>[Adept Enchanter]>[Master Enchanter]>[Grandmaster Enchanter]>[Divine Enchanter]
[Herbalist]>[Adept Herbalist]>[Master Herbalist]>[Grandmaster Herbalist]>[Divine Herbalist]
[Tailor]>[Adept Tailor]>[Master Tailor]>[Grandmaster Tailor]>[Divine Tailor]
---
Combination Jobs:
-
[Sword Fighter]+[Mage]>[Spellsword]>[Magic Swordsman]
[Rogue]+[Mage]>[Spellblade]
[Dark Mage]+[Rogue]>[Shadowblade]
[Sword Fighter]+[Priest]>[Holy Swordsman]>[Holy Swordmaster]
[Shield Fighter]+[Priest]>[Paladin]>[High Paladin]
[Archer]+[Mage]>[Magic Archer]
[Fortune Teller]>[Diviner]>[Fate Reader]>[Prophet]
[Squire]>[Knight]>[Knight Commander]>[Knight General]
---
Fighters that spend most of their battles on horseback are termed differently than usual, but so far it hasn't been determined.
---
Unique/Restricted Jobs (has certain prerequisites to possess or are attributed to a certain group):
[Monk], [Pope], [Archmage], [Dragon Knight], [King], [Warlord], [Grand Sage], [Druid]
---
Hero Jobs (requires a deity to bestow it):
[Hero] (technically a base job)
[Berserker], [Oracle], [Mage King], [Beast Emperor], [Heavenly Marksman], [Divine Warrior], [Divine Swordsman], [Divine Medium], [Assassin King], [Grand Paladin]
---
Note: Oracle is both a job and a title.