A banking CASA (Current Account & Savings Account) job involves acquiring new customers for savings/current accounts, building client relationships, and cross-selling other bank products like insurance, loans, and investments, often through field sales and corporate tie-ups, aiming to meet sales targets and grow the bank's liability book . Key duties include sourcing accounts, activating them (UPI linkage, initial deposits), meeting targets, providing customer service, and generating revenue through product penetration.