Production Support Engineer-Abinitio Big Data

Job Summary: We are seeking an experienced professional (6+ years) to join our Application and Production Support team. The ideal candidate will bring a strong blend of technical expertise (Unix/Linux, advanced SQL, Big Data ecosystems, Autosys, and ITIL frameworks) alongside deep domain knowledge in financial services (e.g., Securities, Secured Financing, Rates, Derivatives, Liquidity Reporting, Front-to-Back Office workflows, and the end-to-end trading lifecycle). Key Responsibilities: * Provide L2/L3 production support for mission-critical liquidity reporting and financial applications, ensuring maximum uptime, system stability, and optimal performance. * Monitor, investigate, and resolve incidents impacting trade capture, batch processing, position keeping, market data feeds, pricing engines, risk analytics, and liquidity reporting. * Proactively track and manage alerts, system logs, and scheduled jobs using Autosys, Unix utilities, and enterprise monitoring platforms (e.g., ITRS Geneos, AWP, Grafana, Airflow, Splunk). * Execute advanced SQL queries and diagnostic scripts for in-depth data validation, reconciliation, trend analysis, and issue remediation. * Support and maintain multi-tier applications built on Stored Procedures, SSIS, SSRS, and Big Data platforms (Hadoop, Hive, Spark) while diagnosing and resolving data pipeline bottlenecks. * Maintain, streamline, and author knowledge articles, Standard Operating Procedures (SOPs), and operational runbooks. * Actively participate in change management, release governance, and post-deployment validation activities. * Lead Root Cause Analysis (RCA) investigations, drive post-incident reviews (PIR), and implement permanent corrective actions. * Partner closely with infrastructure, database, and platform engineering teams on capacity planning, performance tuning, and resilience initiatives. * Drive continuous service improvement, system reliability management, and support automation initiatives to minimize operational toil. Required Skills & Qualification: * Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field. * 6+ years of hands-on experience in application/production support, including 2+ years operating in a senior or advanced capacity. * Strong hands-on technical proficiency with: * Unix/Linux (shell scripting, file manipulation, process/job management, and diagnostic tools) * SQL & Databases (Oracle or equivalent, complex Stored Procedures) * ETL(preferably AB Initio) * Big Data Ecosystems (Hadoop, Hive, Spark) * Job Scheduling & Workload Automation (Autosys or Control Center equivalent enterprise schedulers) * Log & System Monitoring Tools (ITRS Geneos, AWP, Airflow, Splunk, or similar log analyzers) * Solid understanding of financial instruments and trade lifecycles (Equities, Fixed Income, Secured Financing / Repo, Derivatives, and Liquidity Management). * In-depth understanding of front-office, middle-office, and back-office operations as well as regulatory and financial reporting workflows. * Outstanding analytical, troubleshooting, and problem-solving skills with the ability to manage high-priority incidents in a fast-paced environment. * Strong communication, collaboration, and stakeholder management skills across both technical and business functions. Practical experience applying ITIL service management processes (Incident, Problem, Change, and Release Management). \------------------------------------------------------ ## Job Family Group: Technology \------------------------------------------------------ ## Job Family: Applications Support \------------------------------------------------------ ## Time Type: Full time \------------------------------------------------------ ## Most Relevant Skills Please see the requirements listed above. \------------------------------------------------------ ## Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. \------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.