System Administrator

Key ResponsibilitiesImplementation & Delivery (Pre-Go-Live)Partner with implementation teams, the GTreasury product team, and functional stakeholders to configure GTreasury modules, including: Cash Management & Forecasting, Payments, Financial Instruments, Bank Connectivity, Bank-to-Book Reconciliation, Hedge Accounting, and Liquidity Planning at the direction of GTreasury’s SMEsSupport system configuration, data setup, and environment readiness across development, test, and productionParticipate in integration design and validation between GTreasury, middleware platforms, and PeopleSoft (FIM)Assist in defining and testing file formats, interfaces, and data mappings (e.g., bank files, payment formats)Contribute to system testing cycles (SIT/UAT), defect resolution, and release readinessEnsure alignment with security, compliance, and governance requirements (e.g., SOX, access controls, auditability)Post-Go-Live OwnershipServe as the primary application owner and administrator of the GTreasury platform after final production releaseManage additional system configuration requests, user access, roles, and ongoing enhancements in line with business requirements after initial releaseTroubleshoot system issues, interface failures, and data discrepancies following GTreasury’s SLA’s and Oncor’s standard troubleshooting mechanismsCoordinate vendor support (GTreasury) and manage escalations as needed via the identified support channelsOversee system upgrades, releases, and configuration changes across environments as neededMaintain system documentation, configuration standards, and release notesAct as a key partner between Technology and the Treasury and Accounting teamsSupport process improvements and optimization within the capabilities of the GTreasury platformSupport audit activities and ensure system compliance with internal controls (e.g., SOX)Maintain data integrity and governance standards across the platformRequired QualificationsExperience administering or configuring SaaS enterprise applications (TMS, ERP, or similar financial systems)Strong understanding of system integrations between SaaS and on-prem platformsHands-on experience supporting system implementations and/or major enhancementsAbility to troubleshoot technical issues across systems and interfacesExperience managing user access, roles, and system configurationStrong communication skills with the ability to work directly with business stakeholdersPreferred QualificationsDirect experience configuring GTreasury or other Treasury Management SystemsFamiliarity with PeopleSoft Financials (or similar ERP systems)Exposure to bank connectivity (SWIFT, APIs, host-to-host, payment files)Understanding of treasury operations (cash management, forecasting, payments, etc.)Experience working in SOX-controlled environmentsMastech Digital is an Equal Opportunity Employer - All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.