An engineer, a molder of brick and stone, a bender of pipes and steal, a harnesser of crackling energy, these roles and more does an engineer perform. Throughout the ages all civilizations have depended on these men and women for their skills, and on the battle field they are highly prized keepers and maintainers of towering siege equipment, but they don't usually start there. No, an engineer's career normally begins with a simple desire to create and modify existing technologies.
The Pilgrim, normally a term for a person willing to cross great distances to visit a location significant to their beliefs, For Ressik, this is the among the most devout of beings, the battle pilgrim travels across the realms and spans of Orn willing to spread the word of the greatest of lawgivers. The pilgrims have several roles on the battle field.
A priest is someone who devotes their life to an immortal and that immortal's creed. A priest does not worry about personal needs until they have attended to the needs of the masses. A priest does not indulge on the luxuries of a selfish lifestyle. A priest values the life of others before their own. A priest spreads the ideals and deeds of their immortal. But most importantly, a priest must not stray from the path.
The Soldier has many roles on the battle field. When just starting out, they serve as willing raw recruits for the armies of the Theocracy, they tend to the menial tasks of the legions and aspire to rise though the ranks. On the field they function more or less as infantry of the line.
Later after a soldier has proven their devotion to Ressik, they will be elevated to lead teams and squads of the theocracy's legions. Functioning like sergeants their aim now is to care for the soldiers under them.
For dwarves, smithing is not merely metalwork; it is a way of life. The soulforged go even further, honing and hardening their very souls. They share much in common with paladins and serve many of the same roles, be it stalwart defender or steady healer, but devote themselves in service to the Forgefather and his children.