VFX Editor
The VFX editor works closely with producers to manage all incoming and outgoing media. They are responsible for constantly tracking and updating shots as production goes on and changes are made. VFX editor needs to keep up with the work flow due to everything in production is continuously changing.
Client-side VFX Editor works onset to make sure everything is captured correctly for the VFX is able to be integrated effectively. The in-house VFX Editor work with client-side VFX Editor to assure the VFX artists in post-production get everything that they need to do their work for the VFX project.
Chris Kowal who works as a VFX Editor in Method Studios explains what this role will do. He points out that his jobs in Editorial are different everyday, which is why he loves being in this department. Although everyday has no exact same works to do, he is mainly responsible for updating cuts and doing cross referencing to ensure everything is up-to-date for the artists
Data input/output (I/O) technician
The Data input/output (I/O) technician is in charge of managing the files and data information on computers , which includes organising, transferring and storing the files and data. Due to there is always a plenty of data such as high-quality video files and digital 3D animation files need to be processed, the VFX companies need Data input/output (I/O) technicians to manage the computer storage and retrieval systems, including company hard drives.
Concept Artist
A concept artist designs visualisation and creates art for characters, creatures, vehicles, environments, and other creative assets. Concept art is used to visualise ideas so that other VFX artists can create their work from the concept arts for production. Everything you see in video games or animated films had to be designed by a concept artist first. This includes weapons, props, vehicles, characters, clothes, buildings, interiors, etc.
https://www.gamesindustry.biz/articles/2021-01-20-a-brief-guide-to-becoming-a-concept-artist
Previs Artist
The Previs Artist designs pre-visualised shots and sequences of a project. They work under the creative direction of the Visualisation Supervisor to decide shot composition, staging, lighting and camera language including movement, choice of camera lens and framing. In pre-production, visualisation occurs before the production begins. During this step, the Previs Artist tests the idea of a project, its concept, the unfinished script, examines information about the camera’s location and movement.
https://www.realtimeuk.com/blog/the-detailed-guide-to-previs/