feat: support symbolic indexing of a subset of the system #330

Job	Run time
Tests (1, QA) / Tests - QA	12m 36s
Tests (1, Python) / Tests - Python	12m 27s
Tests (1, Downstream) / Tests - Downstream	12m 8s
Tests (1, Core) / Tests - Core	12m 10s
	49m 21s

Provide feedback