| Senior Principal API Engineer Senior Principal | IC6 | API Engineering Engineering |
| Senior Principal Application Security Engineer Senior Principal | IC6 | Application Security Engineering Engineering |
| Senior Principal Client Software Engineer Senior Principal | IC6 | Client Engineering Engineering |
| Senior Principal Cloud Engineer Senior Principal | IC6 | Cloud Engineering Engineering |
| Senior Principal Data Engineer Senior Principal | IC6 | Data Engineering Engineering |
| Senior Principal Database Engineer Senior Principal | IC6 | Database Engineering Engineering |
| Senior Principal DevOps Engineer Senior Principal | IC6 | DevOps Engineering Engineering |
| Senior Principal Developer Productivity Engineer Senior Principal | IC6 | Developer Productivity Engineering Engineering |
| Senior Principal Distributed Systems Engineer Senior Principal | IC6 | Distributed Systems Engineering Engineering |
| Senior Principal Electrical Engineer Senior Principal | IC6 | Electrical Engineering Engineering |
| Senior Principal Embedded Software Engineer Senior Principal | IC6 | Embedded Software Engineering Engineering |
| Senior Principal Engineering Tools Engineer Senior Principal | IC6 | Engineering Tools Engineering |
| Senior Principal Enterprise Architect Senior Principal | IC6 | Enterprise Architecture Engineering |
| Senior Principal Firmware Engineer Senior Principal | IC6 | Firmware Engineering Engineering |
| Senior Principal Frontend Engineer Senior Principal | IC6 | Frontend Engineering Engineering |
| Senior Principal Full Stack Engineer Senior Principal | IC6 | Full Stack Engineering Engineering |
| Senior Principal Hardware Engineer Senior Principal | IC6 | Hardware Engineering Engineering |
| Senior Principal Localization Engineer Senior Principal | IC6 | Localization Engineering Engineering |
| Senior Principal Mechanical Engineer Senior Principal | IC6 | Mechanical Engineering Engineering |
| Senior Principal Mobile Engineer Senior Principal | IC6 | Mobile Engineering Engineering |
| Senior Principal Network Engineer Senior Principal | IC6 | Network Engineering Engineering |
| Senior Principal Open Source Engineer Senior Principal | IC6 | Open Source Engineering Engineering |
| Senior Principal Performance Engineer Senior Principal | IC6 | Performance Engineering Engineering |
| Senior Principal Platform Engineer Senior Principal | IC6 | Platform Engineering Engineering |