WEAPONS
Tombfinger crit kitgun
Sporelacer crit/status armor shreader
Xoris infinite heavy throw

COMPANION
Panzer Vulpaphyla viral spreader

VEHICLES
Voidrig standard bunker build
Arquebex Voidriks exalted weapon, max damage
Amesha for archwing missions, dont bother with archwing in railjack

ARCHGUNS
Velocitus Archwing weapon for archwing missions
as Voidriks main weapon
Archgun as Heavy weapon for deploy

Im personaly using 2x kitguns together with this [Octavia] build, both of them have Pax Bolt which result in:
BURST STRENGHT 472%
BURST EFFICIENCY 105%

OPERATOR SCHOOL: Zenurik, we need the energy and heavy attack efficiency, also ads eletricity to operator which helps him survive and do its magic

AMP for GENERAL MISIONS - 663 status spreader,
Magus Melt for added heat damage on dash, you will be dashing anyway for zenurik energy [Regen]
Accelerant to boost fire damage taken on enemies, equals 15-30% more damage depending weapons heat damage
Trojan for additional status, viral spreading