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Provide technical and business support for Citi users, addressing daily queries and issues, driving stability, efficiency, and risk management improvements to help the department and overall business succeed
Provide resolution to critical incidents including prioritization, timely escalation and communication to key stakeholders, driving immediate fixes, as well as comprehensive post-mortems and root cause analysis of all problems for recurrence prevention
Support the planning and execution of system changes, including application releases, infrastructure maintenance, and continuity of business tests, ensuring production stability is maintained
Maintain and optimize the production monitoring/observability estate by implementing new features and leveraging analytics to enhance system visibility and proactive alerting
Collaborate closely with development teams to recommend and implement improvements to application stability, performance, and recoverability
Identify opportunities and implement automation tools to reduce operational toil, improve efficiency, and mitigate risk
Use available automation tool to perform COB test few times in a year to enhance the application resiliency
Proactively develop, maintain, and continuously improve comprehensive technical support documentation, including runbooks, knowledge base articles, troubleshooting guides, system architecture diagrams, and application recovery procedures
Proactively and continuously assesses the implications of new and existing technology applications within the current operational environment, serving as a critical gatekeeper for production stability and security
Operates with significant independence and exercises sound, autonomous judgment in complex, high-stakes production environments, requiring minimal direct supervision
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency
Requirements
5+ years' experience in an Application Support role
Deep expertise in Unix/Linux and advanced Shell scripting
Proficiency with enterprise monitoring tools (e.g., ITRS Geneos, AppDynamics) and log aggregation platforms (e.g., Splunk, ELK)
Experience with some programming languages and willingness/ability to learn
Experience with containerization platforms (OpenShift, Kubernetes)
Experience with relational (Oracle, MSSQL) and NoSQL (MongoDB) databases
Strong knowledge of messaging solutions (Tibco EMS, MQ, Kafka)
Advanced execution capabilities and ability to adjust quickly to changes and re-prioritization
Effective written and verbal communications including ability to explain technical issues in simple terms that non-IT staff can understand
Demonstrated analytical skills
Issue tracking and reporting using tools
Knowledge/ experience of problem Management Tools
Effectively share information with other support team members and with other technology teams
Ability to plan and organize workload
Ability to communicate appropriately to relevant stakeholder
Proven expertise in supporting high-volume, mission-critical applications that process, manage, and distribute financial data related to securities, pricing, and rates
Bachelor’s/University degree or equivalent experience