We are looking for a technically sharp Liquidation and Custody Back-Office Manager to own the post-trade settlement and securities custody operations of Casa de Bolsa Plata, a new brokerage firm currently in its pre-operational phase, targeting CNBV licensing in the upcoming months and commencement of operations in December 2026. This is a foundational role: you will define the settlement workflow, establish INDEVAL connectivity, and build the back-office procedures before a single client trade is executed. From Day 1 of operations, you will be responsible for ensuring every trade settles correctly, on time, every time. If you are a back-office professional who knows DALÍ, CCV, and SPEI/SIAC inside and out, and you want to build something from the ground up, this role is for you. Challenges that await you:   * Define the settlement workflow and back-office procedures manual * Establish INDEVAL participant connectivity and test accounts (DALÍ system) * Configure CCV membership protocols and margin calculation procedures * Design the client account segregation model per CUCB Art. 80 * Coordinate SPEI/SIAC cash settlement procedures with the firm's banking counterpart * Participate in the CNBV commencement-of-operations inspection — operations and custody section * Conduct simulated settlement cycles using internal test trades * Once live: daily settlement of equity, fixed income, and money market trades via INDEVAL DALÍ; manage failed trades, buy-ins, and settlement exceptions; process corporate actions; submit custody and settlement regulatory reports (CNBV Reports R04, R05) What makes you a great fit:   * Bachelor's degree in Finance, Economics, Business Administration, or a related field * Minimum 5 years in back-office or custody operations at a casa de bolsa or custodian bank * Direct, hands-on experience with INDEVAL's DALÍ system — this is non-negotiable * Working knowledge of CCV (Contraparte Central de Valores) settlement cycles * Familiarity with SPEI/SIAC for the cash leg of securities transactions * Comfortable operating under strict T+1/T+2 settlement deadlines * Advanced english and spanish Nice to Have:   * Experience setting up INDEVAL connectivity for a new participant * Familiarity with FIX protocol or OMNet connectivity * Exposure to CNBV regulatory reporting related to custody (R04, R05) * Experience joining an institution during its pre-operational or start-up phase   If you want to build a back-office from scratch and become operationally critical to a new player in the Mexican capital markets, we'd love to hear from you.