Base levels, plus what each job reaches at four condensing stars (light cells). The top level is 10.
ElectricityLv 3 out of 10→ 5★4, Lv 5 at four condensing stars
MiningLv 3 out of 10→ 5★4, Lv 5 at four condensing stars
TransportingLv 3 out of 10→ 5★4, Lv 5 at four condensing stars
WateringLv 2 out of 10→ 3★4, Lv 3 at four condensing stars
HandiworkLv 2 out of 10→ 3★4, Lv 3 at four condensing stars
Condensing raises its jobs like this:
★1 +1 Electricity
★2 +1 Mining
★3 +1 Transporting
★4 +1 to every job
Condense it at a Pal Essence Condenser (unlocks at Lv 14) using 4, 8, 12 and 24 more Penking Lux for each star (48 in all). Or feed it Starfruit ☆1 to ☆4 from the Medal trader, or a Ripe Starfruit from the Bounty token exchange. The Condenser shows the new levels before you confirm.
Hauling: grabs up to 10 items from a pile per trip (Transporting 3), runs to it at 450 and carries at 280. At four stars: Transporting 5, 40 items per trip. Compare all haulers