trades experience at the E9 level. Additional Requirements and Information Transportation Maintenance Worker 6, 7, E8... Transportation Maintenance Worker 6 No specific type or amount of experience is required. Transportation Maintenance Worker 7...
trades experience at the E9 level. Additional Requirements and Information Transportation Maintenance Worker 6, 7, E8... Transportation Maintenance Worker 6 No specific type or amount of experience is required. Transportation Maintenance Worker 7...